Q_Id int64 337 49.3M | CreationDate stringlengths 23 23 | Users Score int64 -42 1.15k | Other int64 0 1 | Python Basics and Environment int64 0 1 | System Administration and DevOps int64 0 1 | Tags stringlengths 6 105 | A_Id int64 518 72.5M | AnswerCount int64 1 64 | is_accepted bool 2
classes | Web Development int64 0 1 | GUI and Desktop Applications int64 0 1 | Answer stringlengths 6 11.6k | Available Count int64 1 31 | Q_Score int64 0 6.79k | Data Science and Machine Learning int64 0 1 | Question stringlengths 15 29k | Title stringlengths 11 150 | Score float64 -1 1.2 | Database and SQL int64 0 1 | Networking and APIs int64 0 1 | ViewCount int64 8 6.81M |
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45,087,840 | 2017-07-13T17:53:00.000 | 0 | 0 | 0 | 0 | python,activemq,qpid,jms-topic | 45,198,167 | 2 | false | 0 | 0 | Found out that the issue was , In On_start method we have to use event.container.create_receiver() and the URL has to be in format topic:// | 2 | 0 | 0 | Using Qpid for python, I am using the Container to connect to ActiveMq with the connector URL as:
username:password@hostname:5672/topicName.
In the web console i can see that for AMQP the connection is up . But instead of subscribing to existing topic it create a new queue with that name .
Can someone help me in the ... | Qpid for python , Not able to subscribe for a topic | 0 | 0 | 1 | 278 |
45,087,840 | 2017-07-13T17:53:00.000 | 0 | 0 | 0 | 0 | python,activemq,qpid,jms-topic | 45,104,859 | 2 | false | 0 | 0 | I'm not entirely sure of the Qpid for python URI syntax but from the ActiveMQ side a destination is addressed directly by using a destination prefix. For a topic the prefix is topic:// and for queue it is queue:// unsurprisingly. In the absence of a prefix the broker defaults the address in question to a Queue type a... | 2 | 0 | 0 | Using Qpid for python, I am using the Container to connect to ActiveMq with the connector URL as:
username:password@hostname:5672/topicName.
In the web console i can see that for AMQP the connection is up . But instead of subscribing to existing topic it create a new queue with that name .
Can someone help me in the ... | Qpid for python , Not able to subscribe for a topic | 0 | 0 | 1 | 278 |
45,088,254 | 2017-07-13T18:17:00.000 | 0 | 0 | 1 | 0 | python,django,localhost | 45,088,312 | 2 | false | 1 | 0 | Started a new project. And you replaced the settings.py from another project? If so just update your database and install the required packages with pip. To update the database: python manage.py makemigrations and then python manage.py migrate. | 1 | 1 | 0 | i started a new project in Django but local environment settings come from the previous project.
So how can i reset local environment settings?
Thank you.. | Django Local Environment Settings | 0 | 0 | 0 | 1,354 |
45,089,263 | 2017-07-13T19:15:00.000 | 1 | 0 | 0 | 0 | python,bots,discord | 45,089,303 | 1 | false | 0 | 0 | You are doing a comprehension that results in a generator.
You can probably fix it by doing len([s for s in self.servers]).
EDIT:
Generator is an object that does not hold elements in memory but you can still loop over them. Since it doesn't create a list from which to ask the length from you can't perform len(). | 1 | 0 | 0 | Attempting to count how many servers/guilds my bot is in.
I've check a few forums before, and seems like for do it, I need to use the len().
I tried making it, by doing the follow command:
Guilds = len([s] for s in self.servers)
When doing it, I get the following error:
"TypeError: object of type 'generator' has no len... | Couting Discord Bot's Guilds(In Python)? | 0.197375 | 0 | 1 | 706 |
45,089,805 | 2017-07-13T19:50:00.000 | 0 | 0 | 1 | 0 | python,windows,pip | 71,182,264 | 2 | false | 0 | 0 | I had the same problem on Fusion, which was resolved by upgrading pip. | 1 | 8 | 0 | I'm get the following error when running pip install cryptography:
build\temp.win32-2.7\Release\_openssl.c(434) : fatal error C1083: Cannot open include file: 'openssl/opensslv.h': No such file or directory
I'm running windows 10, 64 bit, with python 2.7. I'm trying to install cryptography 1.9. | Pip install cryptography in windows | 0 | 0 | 0 | 15,008 |
45,090,277 | 2017-07-13T20:23:00.000 | 2 | 0 | 1 | 1 | python | 45,090,303 | 2 | false | 0 | 0 | You cannot do that. Child processes inherit environment of parent processes by default, but the opposite is not possible.
Indeed, after the child process has started, the memory of all other processes is protected from it (segregation of context execution). This means it cannot modify the state (memory) of another proc... | 1 | 1 | 0 | Is there a way within Python to set an OS environment var that lives after the Python script has ended?.. So if I assign a var within the Python script and the script ends I want it to be available once I run a "printenv" via terminal. I've tried using the sh library using os.system but once the program finishes that v... | Set OS env var via python | 0.197375 | 0 | 0 | 264 |
45,090,427 | 2017-07-13T20:33:00.000 | 0 | 0 | 0 | 0 | xml,python-pptx | 45,090,679 | 1 | false | 0 | 0 | The short answer is no, you cannot determine the rendered height of a table you have just created with python-pptx. This is because any height adjustments for "fit" are made by the PowerPoint rendering engine, which is not available until you open the file with PowerPoint.
You may be able to use the approach you mentio... | 1 | 0 | 0 | I am working with a table and would like to query its final height after it has been populated with values. This way I will be able to adjust its position on the slide (graphicframe.top) according to how large it is. I add the table with these lines:
graphicframe = shapes.add_table(rows = 41, cols = 5, left = Inches(0)... | Find height of table after creating & populating it in python-pptx | 0 | 0 | 0 | 349 |
45,090,562 | 2017-07-13T20:43:00.000 | 0 | 0 | 0 | 0 | python,bokeh,glyph | 45,105,205 | 1 | false | 0 | 0 | In order to avoid tripling (or quintupling) memory usage in the browser, Bokeh only supports setting "single values" for non-selection colors and alphas. That is, non-selection properties can't be vectorized by pointing them at a ColumnDataSource column. So there's only two options I can think of:
Split the glyphs int... | 1 | 0 | 1 | I have a glyph that's a series of Circles. I want to click on one point and change the colour / alpha of the unselected glyphs such that each unselected glyph has a custom colour based on it's relationship with the selected point.
For example, I'd want the closest points to the selected point to have alpha near to 1 a... | Visual properties of unselected glyphs in Bokeh based on what is selected | 0 | 0 | 0 | 195 |
45,091,955 | 2017-07-13T22:36:00.000 | 1 | 0 | 0 | 0 | python,flask | 45,095,487 | 2 | true | 1 | 0 | When you request a page from the node server on every request you receive in the flask app that handles CRUD changes you effectively created a web hook (one server requesting or posting another). You may want to offload this to a background thread or job system, like beanstalkd. Giving you asynchronous webhook calls. I... | 1 | 1 | 0 | I have a chrome extension ingesting data from various web pages I visit and storing it to a database (Python/Flask)
I also have a dashboard visualizing that database (using react-create-app node/react/redux).
I want the dashboard to be automatically updated every time I add/delete/modify a record in the database.
From... | Creating a webhook in Flask | 1.2 | 0 | 0 | 2,099 |
45,092,884 | 2017-07-14T00:37:00.000 | 1 | 1 | 0 | 0 | python,amazon-web-services,aws-lambda,alexa,alexa-skills-kit | 45,093,014 | 1 | false | 1 | 0 | You can use the session object to save data, for example, save the state of the conversation. | 1 | 0 | 0 | When I read the code to make an Alexa skill in python, I am confused by session. Can you tell me what session means in the function? (session_attribute, or session.get('attributes', {}))
Thank you | What does session mean in the function for Alexa skills? | 0.197375 | 0 | 0 | 103 |
45,096,004 | 2017-07-14T06:20:00.000 | 0 | 0 | 0 | 0 | macos,python-3.x,pyqt5,cx-freeze,py2app | 45,117,297 | 2 | true | 0 | 1 | Most of the default styling of qt widgets are derived from the OS or the interface that you are using, try changing some style sheet properties to get the desired layout and since there are no code, I can't pinpoint to what can be done to change. | 1 | 0 | 0 | I have developed an application with pyqt5 and it is working fine on windows but when i run this app on mac osx it's graphics are not working fine like the layout of the buttons, labels and other stuff are not showing perfectly.
I have created app in PyQt5 and using Cx_freeze i made executable for windows as well as ... | my pyqt5 application is working fine on windows but when i run this on Mac the graphics are not as it is | 1.2 | 0 | 0 | 1,149 |
45,098,004 | 2017-07-14T08:14:00.000 | 0 | 0 | 0 | 0 | python,amazon-web-services,amazon-sqs,amazon-aurora | 45,124,304 | 3 | false | 1 | 0 | There isn't any built-in integration that allows SQS to interact with Aurora.
Obviously you can do this externally, with a queue consumer that reads from the queue and invokes the procedures, but that doesn't appear to be relevant, here. | 2 | 0 | 0 | I am trying to export data from Aurora into S3, I have created a stored procedure to perform this action. I can schedule this on the Aurora Scheduler to run at a particular point in time.
However, I have multiple tables - could go up to 100; so I want my process controller which is a python script sitting in Lambda to ... | Does anyone know if we can start a storedprocedure in Aurora based on SQS | 0 | 1 | 0 | 679 |
45,098,004 | 2017-07-14T08:14:00.000 | 0 | 0 | 0 | 0 | python,amazon-web-services,amazon-sqs,amazon-aurora | 55,167,030 | 3 | false | 1 | 0 | I have used lambda with alembic package to create schema and structures. I know we could create users and execute other database commands - the same way execute a stored procedure
Lambda could prove to be expensive - we probably could have an container to do it | 2 | 0 | 0 | I am trying to export data from Aurora into S3, I have created a stored procedure to perform this action. I can schedule this on the Aurora Scheduler to run at a particular point in time.
However, I have multiple tables - could go up to 100; so I want my process controller which is a python script sitting in Lambda to ... | Does anyone know if we can start a storedprocedure in Aurora based on SQS | 0 | 1 | 0 | 679 |
45,102,833 | 2017-07-14T12:18:00.000 | 0 | 0 | 0 | 0 | python,pdf,adobe,photoshop,acrobat | 45,153,829 | 1 | false | 1 | 0 | Max Wyss has the best suggestion; using Acrobat's Print Production Tools.
Specifically you want to use the 'Convert Colors' Tool.
The key is the 'Conversion Attributes'.
Convert Command: Convert to Profile
Conversion Profile: (Choose from:) Dot Gain ??% or Gray Gamma ?.?
Rendering Intent: for a gray-scale conversion li... | 1 | 0 | 0 | So I have this 700 page pdf that's in black, white, and hot pink. The hot pink is both text and non-text (design elements). Is there any way to edit that one color on all the pages at once? I can do it element-by-element on adobe acrobat and page-by-page in photoshop, but those methods just seem impossibly tedious.
I ... | PDF: Change 1 color on all pages? | 0 | 0 | 0 | 982 |
45,104,190 | 2017-07-14T13:25:00.000 | 1 | 0 | 0 | 0 | python,django,unit-testing | 45,110,882 | 1 | false | 1 | 0 | There are a couple of different ways that could handle this:
Stub out the loading of Elasticsearch depedency dynamically using unittest.patch
Create some sort of "seam" into your view that allows the test to import the view and replace the elasticsearch class with a test implementation
Define the elastic search class ... | 1 | 0 | 0 | I have a Django view where a user fills out and submits a form. The data is taken from this form and a document is created in an Elasticsearch index.
My question, is how can I test this view without impacting my Elasticsearch index? It is a development index, but I would prefer not to muddle it with unit test data.
One... | Django View Unit Tests when the View Accesses an Elasticsearch Index | 0.197375 | 0 | 0 | 181 |
45,104,994 | 2017-07-14T14:05:00.000 | 0 | 0 | 1 | 0 | python-3.x,matplotlib,statistics,histogram | 45,105,114 | 2 | false | 0 | 0 | As you pointed out, len(set(list)) is the number of unique values for the "delivery days" variable. This is not the same thing as the bin size; it's the number of distinct bins. I would use "bin size" to describe the number of items in one bin; "bin count" would be a better name for the number of bins.
If you want to g... | 1 | 0 | 0 | I have this list of delivery times in days for cars that are 0 years old. The list contains nearly 20,000 delivery days with many days being repeated. My question is how do i get the histogram to show bin sizes as 1 day. I have set the bin size to the amount of unique delivery days there by:
len(set(list))
but when i... | Histogram bins size to equal 1 day - pyplot | 0 | 0 | 0 | 1,029 |
45,106,240 | 2017-07-14T15:06:00.000 | 1 | 0 | 0 | 0 | python,numpy | 45,106,390 | 1 | true | 0 | 0 | You can check the dtype, or iterate through and check if the values are not in the set {True, False} as well as checking if the values are not in the set {0,1}
Boolean masks must be the same shape as the array they are intended to index into, so that's another check.
But there's no hard and fast way to distinguish a p... | 1 | 0 | 1 | If I am given an array of indices but I don't know whether it is a regular index array or a boolean mask, what is the best way to determine which it is? | Best way to differentiate an array of indices vs a boolean mask | 1.2 | 0 | 0 | 57 |
45,106,431 | 2017-07-14T15:15:00.000 | 1 | 0 | 0 | 0 | python,pycharm | 69,032,680 | 2 | false | 0 | 0 | If you put a cursor on the text field just below the displayed dataframe and hit Enter, it'll update itself. | 2 | 17 | 1 | When you select "View as DataFrame" in the variables pane it has a nice spreadsheet like view of the DataFrame. That said, as the DataFrame itself changes, the Data View does not auto update and you need to reclick the View as DataFrame to see it again. Is there a way to make PyCharm autoupdate this? Seems like such a ... | PyCharm: Is there a way to make the "data view" auto update when dataframe is changed? | 0.099668 | 0 | 0 | 835 |
45,106,431 | 2017-07-14T15:15:00.000 | 1 | 0 | 0 | 0 | python,pycharm | 66,154,095 | 2 | false | 0 | 0 | Unfortunately, no. The only thing you can do is use 'watches' to watch the variable and open when you want it. It requires a lot of background processing and memory usage to display the dataframe. | 2 | 17 | 1 | When you select "View as DataFrame" in the variables pane it has a nice spreadsheet like view of the DataFrame. That said, as the DataFrame itself changes, the Data View does not auto update and you need to reclick the View as DataFrame to see it again. Is there a way to make PyCharm autoupdate this? Seems like such a ... | PyCharm: Is there a way to make the "data view" auto update when dataframe is changed? | 0.099668 | 0 | 0 | 835 |
45,106,689 | 2017-07-14T15:28:00.000 | 0 | 0 | 1 | 0 | python,python-2.7,list | 45,106,760 | 6 | false | 0 | 0 | [(l[i]+l[i+1])/2 for i in range(len(l)-1)] | 1 | 3 | 0 | I have a list of values: [0,2,3,5,6,7,9] and want to get a list of the numbers in the middle in between each number: [1, 2.5, 4, 5.5, 6.5, 8]. Is there a neat way in python to do that? | Getting list of middle values in between values of list | 0 | 0 | 0 | 227 |
45,107,012 | 2017-07-14T15:46:00.000 | 2 | 0 | 0 | 1 | python,docker,docker-compose | 45,107,280 | 2 | true | 0 | 0 | docker builds the container image from cache if nothing is changed. When it founds a change in a line, it executes again all the lines from the change. So, if you need to add libraries, just add more lines at the end of the dockerfile. | 1 | 0 | 0 | I have a docker image that takes about 45min to build. As I'm working with it, I'm finding that I sometimes need to add python packages to it for the code I'm working on. I want to be able to install these packages such that it persists.
What's the best way to achieve this?
G | Best way to enhance a Docker image for small changes that need to be persisted | 1.2 | 0 | 0 | 185 |
45,108,835 | 2017-07-14T17:39:00.000 | 0 | 0 | 1 | 0 | python,dictionary,python-import | 45,108,875 | 4 | false | 0 | 0 | Copy paste the script into the shell. Make sure there are no blank lines inside indented blocks or you'll get a SyntaxError. | 3 | 0 | 0 | I have a little a script containing some "dictionaries".
"Is there any way I can take this script and import it's contents to idle?"* using a command like import.
What want to do then is to edit (or view) these dictionaries "live" in idle..... | Python: Is there any way I can take a script and import it's contents to idle in order to edit them there? | 0 | 0 | 0 | 57 |
45,108,835 | 2017-07-14T17:39:00.000 | 0 | 0 | 1 | 0 | python,dictionary,python-import | 45,108,892 | 4 | false | 0 | 0 | Yes, import command should work: Just put "import myScript". You can add a path to your script with a line like sys.path.append(r"D:\myPath") before that statement | 3 | 0 | 0 | I have a little a script containing some "dictionaries".
"Is there any way I can take this script and import it's contents to idle?"* using a command like import.
What want to do then is to edit (or view) these dictionaries "live" in idle..... | Python: Is there any way I can take a script and import it's contents to idle in order to edit them there? | 0 | 0 | 0 | 57 |
45,108,835 | 2017-07-14T17:39:00.000 | 0 | 0 | 1 | 0 | python,dictionary,python-import | 45,108,900 | 4 | false | 0 | 0 | If you are on Windows right click on the script > Open with > Choose your Idle if it's there if not click on more(not sure what it's named it's the last option) then there should be some more options to open the file if your idle is still not there you can browse your files and go to the folder where your idle is saved... | 3 | 0 | 0 | I have a little a script containing some "dictionaries".
"Is there any way I can take this script and import it's contents to idle?"* using a command like import.
What want to do then is to edit (or view) these dictionaries "live" in idle..... | Python: Is there any way I can take a script and import it's contents to idle in order to edit them there? | 0 | 0 | 0 | 57 |
45,110,781 | 2017-07-14T20:02:00.000 | 0 | 0 | 0 | 1 | python,airflow | 45,120,003 | 1 | false | 1 | 0 | If you use trigger_dag_run (through command line or from another dag) to trigger a dag, you can pass any json as payload.
Another option would be to store the argument list on a file, and store that file location as a Variable. The DAG can then pass this file location to python operator and the operator can then handle... | 1 | 0 | 0 | We have a front-end server that is executing dags directly with the dag API (DagBag(), get_dag() and then dag_run())
Dags run fine, the problem is, that we could not find a way to execute such dags with specific arguments.
The closest solution was to use the Variable API, which uses set() and get() methods, but these v... | How to submit parameters to a Python program in Airflow? | 0 | 0 | 0 | 1,227 |
45,110,936 | 2017-07-14T20:12:00.000 | -1 | 0 | 0 | 0 | python,heroku | 45,110,978 | 2 | false | 1 | 0 | This is a very generic error and question without providing any code. But the most I can see is that you're missing a favicon.ico. Just make one and add it to your project root. | 2 | 0 | 0 | I'm getting an Application error when running my python heroku app and the logs show:
at=error code=H10 desc="App crashed" method=GET path="/favicon.ico" host=python-blackjack.herokuapp.com request_id=38f050c2-bc7e-499a-8112-ee7d4b66bf0c fwd="90.205.68.255" dyno= connect= service= status=503 bytes= protocol=https
does ... | Heroku web app deployment error | -0.099668 | 0 | 0 | 88 |
45,110,936 | 2017-07-14T20:12:00.000 | 0 | 0 | 0 | 0 | python,heroku | 45,112,975 | 2 | false | 1 | 0 | This most likely has nothing to do with favicon.ico. H10 App Crashed means your server could not start, and every request sent to it is erring out.
I recommend to use heroku restart, and look in the logs what is causing server to die on startup. | 2 | 0 | 0 | I'm getting an Application error when running my python heroku app and the logs show:
at=error code=H10 desc="App crashed" method=GET path="/favicon.ico" host=python-blackjack.herokuapp.com request_id=38f050c2-bc7e-499a-8112-ee7d4b66bf0c fwd="90.205.68.255" dyno= connect= service= status=503 bytes= protocol=https
does ... | Heroku web app deployment error | 0 | 0 | 0 | 88 |
45,111,640 | 2017-07-14T21:10:00.000 | 1 | 0 | 0 | 0 | python,python-2.7,statistics | 45,115,173 | 1 | false | 0 | 0 | I assume fractional Logit in the question refers to using the Logit model to obtain the quasi-maximum likelihood for continuous data within the interval (0, 1) or [0, 1].
The discrete models in statsmodels like GLM, GEE, and Logit, Probit, Poisson and similar in statsmodels.discrete, do not impose an integer condition ... | 1 | 0 | 1 | can anyone let me know what is the method of estimating the parameters in fractional logit model in statsmodel package of python?
And can anyone refer me the specific part of the source code of fractional logit model? | statsmodel fractional logit model | 0.197375 | 0 | 0 | 1,645 |
45,111,731 | 2017-07-14T21:17:00.000 | 0 | 0 | 0 | 0 | python-2.7,sockets,qpython3 | 69,265,192 | 2 | false | 0 | 1 | It's your loopback address this wont work
HOST = '127.0.0.1'
Instead that use true ip address on network for your host and make sure port of 5000 on server is open already | 1 | 0 | 0 | Someone know how can I send string by socket qpython3 android (client) to python2.7 linux (server)?
For python2.7 linux (server) ok, I know, but I dont know how create the client with qpython3 android.
Someone Know?
TKS | Sending string via socket qpython3 android (client) to python2.7 linux (server) | 0 | 0 | 0 | 217 |
45,112,111 | 2017-07-14T21:53:00.000 | 2 | 0 | 1 | 1 | python,linux,pip,virtualenv,apt-get | 45,112,548 | 3 | false | 0 | 0 | Are you sure pip install is "failing"? To me, it sounds like the directory to which pip is installing modules on your machine is not in your PATH environment variable, so when virtualenv is installed, your computer has no idea where to find it when you just type in virtualenv.
Find where pip is installing things on you... | 2 | 1 | 0 | I am using a form of Lubuntu called GalliumOS (optimized for Chromebooks). I installed pip using $ sudo apt-get install python-pip. I then used pip install --user virtualenv and pip install virtualenv, and then when I tried to subsequently use virtualenv venv I experienced the message bash: virtualenv: command not fou... | bash: virtualenv: command not found "ON Linux" | 0.132549 | 0 | 0 | 4,437 |
45,112,111 | 2017-07-14T21:53:00.000 | 2 | 0 | 1 | 1 | python,linux,pip,virtualenv,apt-get | 45,114,004 | 3 | true | 0 | 0 | What finally worked for me was this. I used
$ sudo apt-get install python-virtualenv.
I was then able to create a virtual environment using $ virtualenv venv.
I was seeking to avoid using $ sudo pip install virtualenv, because of admonitions in other posts to not do this, and agreed, because of experiences I'd had w... | 2 | 1 | 0 | I am using a form of Lubuntu called GalliumOS (optimized for Chromebooks). I installed pip using $ sudo apt-get install python-pip. I then used pip install --user virtualenv and pip install virtualenv, and then when I tried to subsequently use virtualenv venv I experienced the message bash: virtualenv: command not fou... | bash: virtualenv: command not found "ON Linux" | 1.2 | 0 | 0 | 4,437 |
45,112,625 | 2017-07-14T22:51:00.000 | 8 | 0 | 1 | 0 | python,tabs,pycharm,indentation,spaces | 45,112,830 | 2 | false | 0 | 0 | There's a setting to make white space visible in:
Settings -> Editor -> General -> Appearance -> Show whitespaces | 1 | 13 | 0 | this may sound dumb, but I am still fairly new, is there clear way to spot if I have tabs or spaces in the wrong place with PyCharm?
Or even to display all tabs and spaces visually?
I just spent ages looking for problem with 'invalid syntax' error at Def line of function, I had thought it might still be some wrong inde... | How to 'see' / highlight tabs and spaces in PyCharm for checking indentation? | 1 | 0 | 0 | 8,641 |
45,112,983 | 2017-07-14T23:42:00.000 | 1 | 1 | 0 | 0 | python,security,pyramid,environment,dev-to-production | 45,113,051 | 1 | true | 1 | 0 | In order to instantiate the server application with that debug feature in environment, the attacker would have to have the hand over your webserver, most probably with administrative privileges.
From an outside process, an attacker cannot modify the environment of the running server, which is loaded into memory, withou... | 1 | 2 | 0 | In my pyramid app it's useful to be able to log in as any user (for test/debug, not in production). My normal login process is just a simple bcrypt check against the hashed password.
When replicating user-submitted bug reports I found it useful to just clone the sqlite database and run a simple script which would chang... | Security implications of a pyramid/wsgi os.environ backdoor? | 1.2 | 1 | 0 | 64 |
45,115,582 | 2017-07-15T07:16:00.000 | 2 | 0 | 0 | 0 | python,keras,prediction | 46,335,988 | 1 | true | 0 | 0 | @petezurich Thanks for your comment. Generator.reset() before model.predict_generator() and turning off the shuffle in predict_generator() fixed the problem | 1 | 10 | 1 | When I use model.predict_generator() on my test_set (images) I am getting a different prediction and when I use mode.predict() on the same test_Set I am getting a different set of predictions.
For using model.predict_generator I followed the below steps to create a generator:
Imagedatagenerator(no arguments here) and... | difference in predictions between model.predict() and model.predict_generator() in keras | 1.2 | 0 | 0 | 5,757 |
45,117,857 | 2017-07-15T11:49:00.000 | 6 | 0 | 0 | 0 | python,django,pandas,numpy | 45,118,234 | 1 | false | 1 | 0 | You can use any framework to do so. If you worked with Python before I can recommend using Django since you have the same (clear Python) syntax along your project. This is good because you keep the same logic everywhere but should not be your major concern when it comes to choosing the right framework for your needs. S... | 1 | 1 | 1 | I am trying to build a web application that requires intensive mathematical calculations. Can I use Django to populate python charts and pandas dataframe? | Can Django work well with pandas and numpy? | 1 | 0 | 0 | 7,691 |
45,122,724 | 2017-07-15T21:05:00.000 | 0 | 1 | 0 | 0 | python,django,websocket,django-channels | 45,270,805 | 5 | false | 1 | 0 | DDoS = Distributed Denial of Service
The 'Distributed' part is the key: you can't know you're being attacked by 'someone' in particular, because requests come from all over the place.
Your server will only accept a certain number of connections. If the attacker manages to create so many connections that nobody else can... | 3 | 21 | 0 | Is there anything specific that can be done to help make a Django Channels server less susceptible to light or accidental DDoS attack or general load increase from websocket/HTTP clients? Since Channels is not truly asynchronous (still workers behind the scenes), I feel like it would be quite easy to take down a Channe... | Load spike protection for Django Channels | 0 | 0 | 0 | 1,825 |
45,122,724 | 2017-07-15T21:05:00.000 | 0 | 1 | 0 | 0 | python,django,websocket,django-channels | 45,345,786 | 5 | false | 1 | 0 | Theres a lot of things you cant to do about DDOS..however there are some neat 'tricks' depending on how much resources you have at your disposal, and how much somebody wants to take you offline.
Are you offering a total public service that requires direct connection to the resource you are trying to protect?
If so, you... | 3 | 21 | 0 | Is there anything specific that can be done to help make a Django Channels server less susceptible to light or accidental DDoS attack or general load increase from websocket/HTTP clients? Since Channels is not truly asynchronous (still workers behind the scenes), I feel like it would be quite easy to take down a Channe... | Load spike protection for Django Channels | 0 | 0 | 0 | 1,825 |
45,122,724 | 2017-07-15T21:05:00.000 | 0 | 1 | 0 | 0 | python,django,websocket,django-channels | 45,558,858 | 5 | false | 1 | 0 | Let's apply some analysis to your question. A DDoS is like a DoS but with friends. If you want to avoid DDoS explotation you need minimize DoS possibilities. Thanks capitan obvious.
First thing is to do is make a list with what happens in your system and wich resources are affected:
A tcp handshake is performed (SYN_C... | 3 | 21 | 0 | Is there anything specific that can be done to help make a Django Channels server less susceptible to light or accidental DDoS attack or general load increase from websocket/HTTP clients? Since Channels is not truly asynchronous (still workers behind the scenes), I feel like it would be quite easy to take down a Channe... | Load spike protection for Django Channels | 0 | 0 | 0 | 1,825 |
45,125,919 | 2017-07-16T06:56:00.000 | 1 | 0 | 0 | 0 | python,scala,mxnet | 45,171,965 | 1 | true | 0 | 0 | How about grad_dict in executor? It returns a dictionary representation of the gradient arrays. | 1 | 0 | 1 | Trying to understand some Scala's code on network training in MXNet.
I believe you can access gradient on the executor in Scala by calling networkExecutor.gradDict("data"), what would be equivalent of it in Python MXNet?
Thanks! | MXNet - what is python equivalent of getting scala's mxnet networkExecutor.gradDict("data") | 1.2 | 0 | 0 | 64 |
45,129,728 | 2017-07-16T14:34:00.000 | 0 | 1 | 1 | 1 | python,python-3.x,automation | 45,130,847 | 3 | false | 0 | 0 | If you want to run a single script on multiple computers without installing Python everywhere you can "compile" the script to .exe using py2exe, cx_Freeze or PyInstall. The "compilation" actually packs Python and libraries into the generated .exe or accompanied files.
But if you plan to run many Python scripts you'd be... | 1 | 4 | 0 | I am developing some scripts that I am planning to use in my LAB. Currently I installed Python and all the required modules only locally on the station that I am working with (the development station).
I would like to be able to run the scripts that i develop through each of my LAB stations.
What is the best practice t... | What is the best practice for running a python script? | 0 | 0 | 0 | 4,897 |
45,130,283 | 2017-07-16T15:28:00.000 | -1 | 0 | 0 | 1 | python,google-app-engine,ubuntu,anaconda,google-app-engine-python | 54,668,398 | 3 | false | 1 | 0 | For those who are using Windows and still facing the same issue, the easiest way is to remove all the other python versions except version 2.7x. | 1 | 1 | 0 | I think that this problem is due to the python version. I used Anaconda with python 3.6 for learning django. Now I've to work on google app engine using python2.7. I uninstalled anaconda. Now when i run "python" I get:
"Python 3.6.1 |Continuum Analytics, Inc.| (default, May 11 2017, 13:09:58)".
Is there a way to defaul... | When I run localserver on googleappengine error is "File "~/dev_appserver.py", line 102, in assert sys.version_info[0] == 2 AssertionError" | -0.066568 | 0 | 0 | 3,516 |
45,132,753 | 2017-07-16T19:53:00.000 | 1 | 1 | 0 | 0 | python,bash,installation,sh,raspberry-pi3 | 45,138,161 | 1 | false | 0 | 0 | I would configure one installation until you are satisfied and than use dd to clone your sd-card image. You can us dd again to perform the installation on another raspi.
Best regards, Georg | 1 | 0 | 0 | the question seems not to be concrete enough, so let me explain: I programmed an Webapplication to viszualize data of different sensors in a wireless network. The sensordata is stored in a SQLite-database, which is connected as client to a MQTT-Broker. The whole project is implemented on a RaspberryPi3, which is also t... | How to program a tool which combines different components? (RPi) | 0.197375 | 0 | 0 | 30 |
45,132,902 | 2017-07-16T20:12:00.000 | 2 | 1 | 1 | 0 | python,algorithm,hash,hashmap,hashtable | 45,133,269 | 1 | true | 0 | 0 | Testing if a given key is in the hash table doesn't need to test all slots. You simply calculate the hash value for the given key (1). This hash value identifies which slot the key has to be in, if it is in the hash table. So, you simply need to compare all entries (α) in that slot with the given key, yielding Θ(1+α). ... | 1 | 0 | 0 | I get the Θ(1) part is the time that uses to calculate hash table, but I don't understand the Θ(α) part.
In my view, the time complexity is Θ(n). Assume α is the expected length and the table has m slots. To ensure the key is not in the table, we need to search each slot, and each slot has α excepted length, so the to... | Why has an unsuccessful search time for a hash table a time complexity Θ(1+α)? | 1.2 | 0 | 0 | 1,052 |
45,133,278 | 2017-07-16T21:01:00.000 | 1 | 0 | 0 | 0 | python,ckan | 45,255,776 | 1 | false | 1 | 0 | Extend PackageController, define custom route and from there you will need to call organization_list_for_user action that will return the organizations that user is member of, and choose which extras you will return depending if user is member of organization or not. | 1 | 0 | 0 | I have a CKAN 2.6.2 installation deployed with a few hundred datasets added using python via the API, including a number of custom fields, added with ckan.action.package_patch(id=i, extras=extra_fields).
I would like to make one of these extra fields visible only if a user has logged in to the organization.
I think eit... | Ckan - require login to view certain metadata | 0.197375 | 0 | 0 | 137 |
45,136,647 | 2017-07-17T05:38:00.000 | 0 | 0 | 0 | 1 | python,python-3.x,flask,python-asyncio,gevent | 45,175,533 | 2 | false | 1 | 0 | It's better to go with asyncio preferably aiohttp which is more mainstream. | 2 | 0 | 0 | I am going to 3.6 now....
1) I see for my worker servers ...in 2.7 I used gevent with great success for running one worker per core with N gevent threads per core...
2) For my web dev..for low level..close to CGI as possible I used bottle with nginx/uWSGI with the gevent loop
3) For api's I used Flask with nginx/uWSGI ... | New to python 3.6 from 2.7 - is flask still relevant for async calls with gevent? | 0 | 0 | 0 | 840 |
45,136,647 | 2017-07-17T05:38:00.000 | 2 | 0 | 0 | 1 | python,python-3.x,flask,python-asyncio,gevent | 45,570,572 | 2 | false | 1 | 0 | Flask + gevent works like a charm for python 3.6. There is no any close solution to Flask-Admin and other robust time-tested libraries (like SQLAlchemy). For real applications I can get the same amount of rps from a flask as for aiohttp or sanic or whatever. | 2 | 0 | 0 | I am going to 3.6 now....
1) I see for my worker servers ...in 2.7 I used gevent with great success for running one worker per core with N gevent threads per core...
2) For my web dev..for low level..close to CGI as possible I used bottle with nginx/uWSGI with the gevent loop
3) For api's I used Flask with nginx/uWSGI ... | New to python 3.6 from 2.7 - is flask still relevant for async calls with gevent? | 0.197375 | 0 | 0 | 840 |
45,137,395 | 2017-07-17T06:33:00.000 | 4 | 0 | 1 | 0 | python,python-3.x | 45,138,688 | 9 | false | 0 | 0 | Python 2.x and Python 3.x are different. If you would like to download a newer version of Python 2, you could just download and install the newer version.
If you want to install Python 3, you could install Python 3 separately then change the path for Python 2.x to Python 3.x in Control Panel > All Control Panel Items >... | 5 | 205 | 0 | I have a Python 2.7.11 installed on one of my LAB stations. I would like to upgrade Python to at least 3.5.
How should I do that ?
Should I prefer to completely uninstall 2.7.11 and than install the new one ?
Is there a way to update it ? Is an update a good idea ? | How do I upgrade the Python installation in Windows 10? | 0.088656 | 0 | 0 | 1,031,748 |
45,137,395 | 2017-07-17T06:33:00.000 | 1 | 0 | 1 | 0 | python,python-3.x | 65,466,489 | 9 | false | 0 | 0 | Just install python newest version's installer it will automatically detect your python version and will say upgrade python and starts upgrading | 5 | 205 | 0 | I have a Python 2.7.11 installed on one of my LAB stations. I would like to upgrade Python to at least 3.5.
How should I do that ?
Should I prefer to completely uninstall 2.7.11 and than install the new one ?
Is there a way to update it ? Is an update a good idea ? | How do I upgrade the Python installation in Windows 10? | 0.022219 | 0 | 0 | 1,031,748 |
45,137,395 | 2017-07-17T06:33:00.000 | 4 | 0 | 1 | 0 | python,python-3.x | 67,872,169 | 9 | false | 0 | 0 | A quick and painless way for me was to do the following:
Do a pip freeze > requirements.txt on my affected environments (or whatever method you want for backing up your requirements)
Remove the Old version of Python (in my case it was 3.8)
Remove the associated environments
Install the new version (3.9.5 in my case)
R... | 5 | 205 | 0 | I have a Python 2.7.11 installed on one of my LAB stations. I would like to upgrade Python to at least 3.5.
How should I do that ?
Should I prefer to completely uninstall 2.7.11 and than install the new one ?
Is there a way to update it ? Is an update a good idea ? | How do I upgrade the Python installation in Windows 10? | 0.088656 | 0 | 0 | 1,031,748 |
45,137,395 | 2017-07-17T06:33:00.000 | 0 | 0 | 1 | 0 | python,python-3.x | 67,898,573 | 9 | false | 0 | 0 | I was able to execute PowerShell with the following command and python upgraded with no issue. python -m pip install --upgrade pip please see image | 5 | 205 | 0 | I have a Python 2.7.11 installed on one of my LAB stations. I would like to upgrade Python to at least 3.5.
How should I do that ?
Should I prefer to completely uninstall 2.7.11 and than install the new one ?
Is there a way to update it ? Is an update a good idea ? | How do I upgrade the Python installation in Windows 10? | 0 | 0 | 0 | 1,031,748 |
45,137,395 | 2017-07-17T06:33:00.000 | 162 | 0 | 1 | 0 | python,python-3.x | 45,138,817 | 9 | true | 0 | 0 | Every minor version of Python, that is any 3.x and 2.x version, will install side-by-side with other versions on your computer. Only patch versions will upgrade existing installations.
So if you want to keep your installed Python 2.7 around, then just let it and install a new version using the installer. If you want to... | 5 | 205 | 0 | I have a Python 2.7.11 installed on one of my LAB stations. I would like to upgrade Python to at least 3.5.
How should I do that ?
Should I prefer to completely uninstall 2.7.11 and than install the new one ?
Is there a way to update it ? Is an update a good idea ? | How do I upgrade the Python installation in Windows 10? | 1.2 | 0 | 0 | 1,031,748 |
45,139,240 | 2017-07-17T08:23:00.000 | 1 | 0 | 0 | 0 | python,cassandra,floating-point,precision,cassandra-python-driver | 50,065,729 | 2 | false | 0 | 0 | Also if you cannot change your column definition for some reason, converting your float value to string and passing str to the cassandra-driver will also solve your problem.
It will be able to generate the precise decimal values form str. | 1 | 4 | 0 | I'm sending data back and forth Python and Cassandra. I'm using both builtin float types in my python program and the data type for my Cassandra table. If I send a number 955.99 from python to Cassandra, in the database it shows 955.989999. When I send a query in python to return the value I just sent, it is now 955.9... | Python Cassandra floating precision loss | 0.099668 | 1 | 0 | 639 |
45,139,710 | 2017-07-17T08:50:00.000 | 0 | 0 | 0 | 0 | python,excel,automation,vba | 45,140,227 | 1 | false | 0 | 0 | I found a solution!!
I changed the name of my macro to "Auto_open" and now it makes it when I open the file.
Thanks All! | 1 | 0 | 0 | I have many xlsm files that I create from an existing xlsm file and add to it data from csv using python.
every file has a macro that need to be run (keyshortcut: ctrl+q)
Is there a way to make it run automatically for every file and save the file after the macro was running?
Thanks! | Run macro automatically | 0 | 0 | 0 | 211 |
45,144,525 | 2017-07-17T12:37:00.000 | 1 | 0 | 1 | 1 | python,python-3.x,pythonpath | 45,145,568 | 2 | false | 0 | 0 | I assume you are using Linux
Before executing your application u can metion pythonpath=path && execution script
Other elegant way is using virtualenv. Where u can have diff packages for each application.
Before exection say workon env and then deactivate
Python3 has virtualenv by default | 1 | 0 | 0 | Can anyone let me know how to set PYTHONPATH?
Do we need to set it in the environment variables (is it system specific) or we can independently set the PYTHONPATH and use it to run any independent python application?
i need to pick the module from a package available in directory which is different from the directory ... | how to use PYTHONPATH for independent python application | 0.099668 | 0 | 0 | 371 |
45,145,427 | 2017-07-17T13:20:00.000 | 0 | 0 | 1 | 0 | python,python-2.7,add-on,screen-readers,nvda | 71,015,909 | 1 | false | 0 | 0 | While you might need to work with a specific TTS module of some sorts, to produce spoken output, a trick I use to let me know when tasks/activities have finished off in background is to use print(chr(7)) - evokes windows default beep sound, if you are working under windows, but, presume you are if you mention using NVD... | 1 | 1 | 0 | I want NVDA to speak out whenever I start a for loop in my python code. How can I do this programmatically as an addon? Any kind of help appreciated.
For instance,
I type in the text editor:
for i in range(0,3):
print "hello world"
As soon as I am done writing for, NVDA should speak out that the for loop has started. | Programming using NVDA screen reader | 0 | 0 | 0 | 373 |
45,146,249 | 2017-07-17T13:57:00.000 | 1 | 1 | 1 | 0 | python,types,paradigms | 45,202,415 | 1 | true | 0 | 0 | It is not possible to implement a list of heterogeneous types if you don't know all types you'll need at compile time.
Example: you load with input() a user script that defines a new value of a new type defined there.
Then you want to insert that value in a list in your program.
I guess a lot of thing that come from in... | 1 | 0 | 0 | There have been many questions and answers about the relative benefits of static and dynamic typing. Each has their camp, and there are obviously good reasons for both. I'm wondering though, are there any specific features of Python that wouldn't be possible to implement or use in a statically-typed language?
I would... | What Python features wouldn't be possible with static typing? | 1.2 | 0 | 0 | 67 |
45,148,750 | 2017-07-17T16:00:00.000 | 1 | 0 | 1 | 0 | python,airflow | 55,362,147 | 1 | false | 0 | 0 | YAML it's a good combination between human-readbility and a good document storage format. | 1 | 6 | 0 | We are looking for the best approach for setting up the configuration file for each DAG, I know we can use JSON in Variable, but want to see if there are suggested approaches in Airflow or other format (i.e.YAML). Thanks! | What is the suggested way for DAG config file in Airflow | 0.197375 | 0 | 0 | 814 |
45,150,223 | 2017-07-17T17:25:00.000 | 1 | 0 | 1 | 1 | python-2.7,pyinstaller,advanced-installer | 45,391,696 | 1 | false | 0 | 0 | according to Microsoft the SetDllDirectory function which is used by Pyinstaller is currently no supported by UWP and according to Pyinstaller experts there is no provision to change this in the near future. So right now this is not the way to go. If there is anyone who knows something better now is the time to speak u... | 1 | 2 | 0 | When I try to create a Windows AppX with Advanced Installer at the digital signing stage the program stops saying "The application calls the SetDllDirectory function which is currently not supported by windows UWP applications. A digitally unsigned exe or msi installer works perfectly but the AppX, as not digitally sig... | Digital signing halts with the error "SetDllDirectory function in Pyinstaller is not currently supported by Windows UWP applications" | 0.197375 | 0 | 0 | 89 |
45,150,977 | 2017-07-17T18:13:00.000 | 0 | 0 | 1 | 0 | python,pip,artifactory,pypi | 45,487,020 | 1 | true | 0 | 0 | Adding "**/*mypackage*" to the blacklist fixed the issue. This might cause problems if you have packages like "mypackage2" but it works for my usecase.
As advised by JFrog Support | 1 | 6 | 0 | I'd like to be able to override some packages from upstream PyPI transparently for our users.
I have the following Artifactory set up:
Local repository X-local
Remote repository X-remote (pointing to PyPI)
Virtual repository X-virtual
For some specificities with my environment, I'd like to ensure that users only down... | Full overriding artifactory PyPI package | 1.2 | 0 | 0 | 690 |
45,151,146 | 2017-07-17T18:25:00.000 | 2 | 0 | 1 | 0 | python,linux,deployment,python-venv | 45,151,176 | 1 | true | 0 | 0 | You can include the dependencies in your package. That is, download the library and copy the contents of the folder to your package directory. And yes, virtual environments are useful in production. Not so much in your example, though. If you were deploying multiple webapps on a single server it would be very useful, t... | 1 | 7 | 0 | I'm trying to fully grasp how virtual environments are used with Python. I understand what it is they accomplish for the programmer - allowing you to install different dependencies locally for different projects without them conflicting.
However, what I don't understand is how this translates into deploying a producti... | Are Python virtual environments needed in production? | 1.2 | 0 | 0 | 3,245 |
45,153,178 | 2017-07-17T20:31:00.000 | 2 | 0 | 1 | 0 | python,pip,virtualenv | 45,153,345 | 2 | true | 0 | 0 | Does installing packages in the home directory of a use with pip install --user provide the same level of protection against system-breaking changes as using a virtualenv?
By "system-breaking changes",
I suppose you mean packages installed by the operating system's package manager tool.
With the --user option of pip,
... | 2 | 2 | 0 | Does installing packages in the home directory of a user with pip install --user provide the same level of protection against system-breaking changes as using a virtualenv? | is using the pip --user option as safe as creating a virtualenv? | 1.2 | 0 | 0 | 6,573 |
45,153,178 | 2017-07-17T20:31:00.000 | 4 | 0 | 1 | 0 | python,pip,virtualenv | 45,153,469 | 2 | false | 0 | 0 | Using a virtualenv is preferable for a few small reasons, and one big reason.
virtualenv has a "relocate" option (Note: this feature has been flagged as having issues and may not work in all circumstances). Using --user you would need to reinstall all packages if you tried to relocate your project to another machine.
... | 2 | 2 | 0 | Does installing packages in the home directory of a user with pip install --user provide the same level of protection against system-breaking changes as using a virtualenv? | is using the pip --user option as safe as creating a virtualenv? | 0.379949 | 0 | 0 | 6,573 |
45,154,180 | 2017-07-17T21:47:00.000 | 0 | 0 | 0 | 0 | python,tensorflow,neural-network,keras,theano | 45,154,694 | 3 | false | 0 | 0 | Can you use tf.stop_gradient to conditionally freeze weights? | 2 | 8 | 1 | I would like to train a GAN in Keras. My final target is BEGAN, but I'm starting with the simplest one. Understanding how to freeze weights properly is necessary here and that's what I'm struggling with.
During the generator training time the discriminator weights might not be updated. I would like to freeze and unfree... | How to dynamically freeze weights after compiling model in Keras? | 0 | 0 | 0 | 7,178 |
45,154,180 | 2017-07-17T21:47:00.000 | 0 | 0 | 0 | 0 | python,tensorflow,neural-network,keras,theano | 47,122,897 | 3 | false | 0 | 0 | Maybe your adversarial net(generator plus discriminator) are wrote in 'Model'.
However, even you set the d.trainable=False, the independent d net are set non-trainable, but the d in the whole adversarial net is still trainable.
You can use the d_on_g.summary() before then after set d.trainable=False and you would know... | 2 | 8 | 1 | I would like to train a GAN in Keras. My final target is BEGAN, but I'm starting with the simplest one. Understanding how to freeze weights properly is necessary here and that's what I'm struggling with.
During the generator training time the discriminator weights might not be updated. I would like to freeze and unfree... | How to dynamically freeze weights after compiling model in Keras? | 0 | 0 | 0 | 7,178 |
45,154,390 | 2017-07-17T22:05:00.000 | 0 | 1 | 1 | 0 | python,redis | 45,154,433 | 1 | false | 0 | 0 | None of the Redis client modules are part of the Python standard library.
To work with Redis, you will need to install a client module, I recommend redis-py, using your preferred package manager. | 1 | 0 | 0 | Is there a way to determine which Redis Python modules are installed by default? I do not have a Redis installation, but would like to know for planning purposes.
Thank you. | Redis Python modules installed by default | 0 | 0 | 0 | 104 |
45,154,751 | 2017-07-17T22:41:00.000 | 0 | 0 | 0 | 0 | python,machine-learning,scikit-learn,xgboost | 54,628,350 | 1 | false | 0 | 0 | I don't think the sklearn wrapper has an option to incrementally train a model. The feat can be achieved to some extent using the warm_start parameter. But, the sklearn wrapper for XGBoost doesn't have that parameter.
So, if you want to go for incremental training you might have to switch to the official API version of... | 1 | 4 | 1 | According to the API, it seems like the normal xgboost interface allows for this option:
xgboost.train(params, dtrain, num_boost_round=10, evals=(), obj=None, feval=None, maximize=False, early_stopping_rounds=None, evals_result=None, verbose_eval=True, xgb_model=None, callbacks=None, learning_rates=None).
In this opti... | Scikit learn API xgboost allow for online training? | 0 | 0 | 0 | 571 |
45,154,854 | 2017-07-17T22:53:00.000 | 0 | 0 | 0 | 0 | python,opencv,edge-detection | 45,161,655 | 1 | false | 0 | 0 | The result of Hough Line transform is an array of (rho,theta) parameter pairs. The equation of the line represented by the pair is
y + x/tan(theta) + rho/sin(theta) = 0
You can check whether the (x, y) coordinates of the point satisfy this condition, to find lines that pass throught the point (practically, use a small... | 1 | 0 | 1 | I've got a script that uses the Canny method and probabilistic Hough transform to identify line segments in an image.
I need to be able to filter out all line segments that are NOT connected to a specific pixel. How would one tackle this problem? | OpenCV Python, filter edges to only include those connected to a specific pixel | 0 | 0 | 0 | 276 |
45,155,117 | 2017-07-17T23:23:00.000 | 2 | 0 | 0 | 0 | python,google-bigquery,import-from-csv | 45,156,763 | 1 | false | 0 | 0 | When you import a CSV into BigQuery the columns will be mapped in the order the CSV presents them - the first row (titles) won't have any effect in the order the subsequent rows are read.
To be noted, if you were importing JSON files, then BigQuery would use the name of each column, ignoring the order. | 1 | 0 | 1 | I have a python script that execute a gbq job to import a csv file from Google cloud storage to an existing table on BigQuery.
How can I set the job properties to import to the right columns provided in the first row of the csv file?
I set parameter 'allowJaggedRows' to TRUE, but it import columns in order regardless ... | How to import CSV to an existing table on BigQuery using columns names from first row? | 0.379949 | 1 | 0 | 3,297 |
45,155,616 | 2017-07-18T00:30:00.000 | 0 | 0 | 0 | 1 | python,azure,azure-blob-storage,azure-functions | 45,165,615 | 3 | false | 0 | 0 | Storing secrets can (also) be done using App Settings.
In Azure, go to your Azure Functions App Service, Then click "Application Settings". Then, scroll down to the "App Settings" list. This list consists of Key-Value pairs. Add your key, for example MY_CON_STR and the actual connection string as the value.
Don't forge... | 1 | 2 | 0 | I'm using a queue trigger to pass in some data about a job that I want to run with Azure Functions(I'm using python). Part of the data is the name of a file that I want to pull from blob storage. Because of this, declaring a file path/name in an input binding doesn't seem like the right direction, since the function wo... | Access Blob storage without binding? | 0 | 0 | 0 | 1,135 |
45,156,080 | 2017-07-18T01:36:00.000 | 44 | 0 | 1 | 0 | python-3.x,anaconda | 45,167,575 | 5 | true | 0 | 0 | There are several ways to achieve this, I'm describing one here, which should be relatively straight forward, even if your default python variable is not anaconda's.
Check what is your desired anaconda environment (if you're not sure what does this mean, it probably means that you are using root, the default environme... | 3 | 30 | 0 | When I want to install modules to Anaconda, I run conda install. However, now I have a .tar.gz file and want to install this. How to do? | Installing modules to Anaconda from .tar.gz | 1.2 | 0 | 0 | 80,104 |
45,156,080 | 2017-07-18T01:36:00.000 | 0 | 0 | 1 | 0 | python-3.x,anaconda | 52,236,101 | 5 | false | 0 | 0 | If you are using Anaconda and downloaded the package from Anaconda Cloud, then you can place your "package.tar.bz2" files in the path shown in Anaconda prompt (Eg. C:\Users) and type in the following command in Anaconda Prompt
conda install package.tar.bz2
I believe it will work for .tar.gz files too. | 3 | 30 | 0 | When I want to install modules to Anaconda, I run conda install. However, now I have a .tar.gz file and want to install this. How to do? | Installing modules to Anaconda from .tar.gz | 0 | 0 | 0 | 80,104 |
45,156,080 | 2017-07-18T01:36:00.000 | 0 | 0 | 1 | 0 | python-3.x,anaconda | 66,228,093 | 5 | false | 0 | 0 | Just a PSA please don't use conda install <pkg.tar> when updating python from a tar.bz. This has the potential to break Anaconda. | 3 | 30 | 0 | When I want to install modules to Anaconda, I run conda install. However, now I have a .tar.gz file and want to install this. How to do? | Installing modules to Anaconda from .tar.gz | 0 | 0 | 0 | 80,104 |
45,156,282 | 2017-07-18T02:00:00.000 | 1 | 0 | 1 | 0 | python,multithreading,thread-safety,python-import,reload | 45,157,091 | 2 | true | 0 | 0 | Is Python reload thread safe?
No.
The reload() executes all the pure python code in the module. Any pure python step can thread-switch at any time. So, this definitely isn't safe. | 1 | 1 | 0 | Using python, I am writing a nasty cralwer system that cralws something from the websites of each local government, and total websites count to over 100, just in case their webpage changes, I have to use reload to do hot-update. But I am wondering if reload is thread safe. because say, I am reloading moudle Cralwer1 in... | Is Python reload thread safe? | 1.2 | 0 | 0 | 781 |
45,156,570 | 2017-07-18T02:37:00.000 | 0 | 0 | 1 | 1 | python,opencv3.0 | 45,159,452 | 1 | false | 0 | 0 | Try using pip,
You can create a pip-reqs.txt file and pin things to a specific version
Then just run
pip -r pip-reqs.txt
pip will then take care of installing opencv for you for the python version that is currently configured | 1 | 0 | 1 | Python 3.5.2 is installed, and I need to ensure it doesn't upgrade to 3.6 due to some other dependencies.
When I install OpenCV 3 via brew (see below), brew invokes python3 and upgrades to Python 3.6, the latest build:
brew install opencv3 --with-python3
How can I install OpenCV 3 without changing my Python build? | Install OpenCV 3 Without Upgrading Python | 0 | 0 | 0 | 150 |
45,156,592 | 2017-07-18T02:39:00.000 | 0 | 0 | 0 | 0 | python,proxy,python-requests,urllib | 45,156,637 | 1 | false | 0 | 0 | Check if there is any proxy setting in chrome | 1 | 0 | 0 | I'm writing this application where the user can perform a web search to obtain some information from a particular website.
Everything works well except when I'm connected to the Internet via Proxy (it's a corporate proxy).
The thing is, it works sometimes.
By sometimes I mean that if it stops working, all I have to do ... | Python URL Request under corporate proxy | 0 | 0 | 1 | 1,617 |
45,156,934 | 2017-07-18T03:23:00.000 | 2 | 0 | 0 | 0 | python-3.x,amazon-web-services,boto3,amazon-iam | 57,577,221 | 4 | false | 0 | 0 | Upon further testing, I've come up with the following which runs in Lambda. This function in python3.6 will email users if their IAM keys are 90 days or older.
Pre-requisites
all IAM users have an email tag with a proper email address as the value.
Example;
IAM user tag key: email
IAM user tag value: someone@gmail.... | 1 | 2 | 0 | I am trying to figure out a way to get a users access key age through an aws lambda function using Python 3.6 and Boto 3. My issue is that I can't seem to find the right api call to use if any exists for this purpose. The two closest that I can seem to find are list_access_keys which I can use to find the creation date... | Getting access key age AWS Boto3 | 0.099668 | 0 | 1 | 5,998 |
45,157,059 | 2017-07-18T03:38:00.000 | 0 | 0 | 1 | 0 | python | 45,157,080 | 1 | true | 0 | 0 | 3.6.1. "RC" indicates a release candidate--something that is still officially along the lines of a beta, and not something that should be used for a production system. It still has to go through final testing before being declared the stable version. | 1 | 0 | 0 | I know 3.6.2 is already released, and in most cases it makes few differences. I'm just curious, in the stage that 3.6.2rc has just released, should I use 3.6.1 or 3.6.2rc if I want the latest stable version?
In other words, which one is supposed to be more stable, i.e., has less bugs? | When an rc version is available, which python version is supposed to use, 3.6.1 or 3.6.2rc? | 1.2 | 0 | 0 | 63 |
45,163,450 | 2017-07-18T10:00:00.000 | 0 | 0 | 0 | 0 | java,android,python,testing,monkeyrunner | 49,088,774 | 2 | false | 1 | 1 | In addition to @ohbo's solution, copying AdbWinApi.dll, AdbWinUsbApi.dll into framework folder solved my problem. | 1 | 2 | 0 | i try to run my android test script by "monkeyrunner cameraTest.py"
but it can't work, the cmd show me this
SWT folder '..\framework\x86' does not exist.
Please set ANDROID_SWT to point to the folder containing swt.jar for your platform.
anyone know how to deal with this？thanks | SWT folder '..\framework\x86' does not exist. Please set ANDROID_SWT to point to the folder containing swt.jar for your platform | 0 | 0 | 0 | 2,025 |
45,167,237 | 2017-07-18T12:46:00.000 | 5 | 0 | 0 | 0 | python,scipy,sparse-matrix | 49,570,892 | 1 | true | 0 | 0 | This will depend a lot on the detail of the implementation of these different ways of exponentiating the matrix.
In general terms, I would expect the eigen-decomposition (expm2) to be poorly suited to sparse matrices, because it is likely to remove the sparseness. It will also be more difficult to apply to non-symmetri... | 1 | 12 | 1 | Matrix exponentiation can be performed in python using functions within the scipy.linalg library, namely expm, expm2, expm3. expm makes use of a Pade approximation; expm2 uses the eigenvalue decomposition approach and expm3 makes use of a Taylor series with a default number of terms of 20.
In SciPy 0.13.0 release notes... | Matrix exponentiation with scipy: expm, expm2 and expm3 | 1.2 | 0 | 0 | 1,827 |
45,168,222 | 2017-07-18T13:29:00.000 | 0 | 1 | 0 | 1 | python,linux,vim | 45,168,297 | 3 | false | 0 | 0 | by default, Ctrl-P in insert mode do an autocompletion with all the words already present in the file you're editing | 1 | 4 | 0 | I am coding Python3 in Vim and would like to enable autocompletion.
I must use different computers without internet access. Every computer is running Linux with Vim preinstalled.
I dont want to have something to install, I just want the simplest way to enable python3 completion (even if it is not the best completion), ... | Enable python autocompletion in Vim without any install | 0 | 0 | 0 | 2,519 |
45,168,408 | 2017-07-18T13:36:00.000 | 12 | 0 | 1 | 1 | python,pypi | 45,175,607 | 1 | true | 0 | 0 | python setup.py sdist creates .tar.gz source archive and doesn't create eggs. That's probably what you want instad of python setup.py install. | 1 | 5 | 0 | I have a project for which I want to create a tar.gz with python setup.py install.
Problem is, I only get egg files in my dist/ folder when running python setup.py install. I need the project.tar.gz file so that I can easily make it installable from conda.
How do I make python setup.py install create a tar.gz (I do no... | Creating tar.gz in dist folder with python setup.py install | 1.2 | 0 | 0 | 6,897 |
45,168,747 | 2017-07-18T13:49:00.000 | 1 | 0 | 0 | 0 | python,statistics,deep-learning | 45,189,807 | 1 | true | 0 | 0 | The mean value of the dataset is the mean value of the pixels of all the images across all the colour channels (e.g. RBG). Grey scale images will have just one mean value and colour images like ImageNet will have 3 mean values.
Usually mean is calculated on the training set and the same mean is used to normalize both ... | 1 | 2 | 1 | In deep learning experiments,there is a consensus that mean subtraction from the data set could improve the accuracy.For example,the mean value of ImageNet is [104.0 117.0 124.0],so before feeding the network,the mean value will be subtracted from the image. My question is
How the mean value is calculated?
Should I c... | Calculate mean value of an image dataset | 1.2 | 0 | 0 | 2,860 |
45,169,563 | 2017-07-18T14:24:00.000 | 0 | 1 | 0 | 0 | python,unit-testing,testing,tdd | 45,198,217 | 3 | false | 1 | 0 | Agree with the previous answer. Yes, you can start using TDD at every single point of development.
When you try the 'red line' tests which should fall at the beginning there is no surprise for you that they show up lack of functionality.
When you start implementing TDD on the big system with a huge amount of code alre... | 2 | 3 | 0 | I am halfway in the development of a large Flask web application.
Back in the beginning I chose not to use test-driven-development, for learning curve vs project deadline reasons.
Thus these last weeks I had the opportunity to learn more about it, and I am quite exited about starting to use it.
However, regarding I did... | Starting TDD halfway a project, good practice? | 0 | 0 | 0 | 140 |
45,169,563 | 2017-07-18T14:24:00.000 | 3 | 1 | 0 | 0 | python,unit-testing,testing,tdd | 45,183,671 | 3 | false | 1 | 0 | TDD "done right" is always good practice - no matter at which point in time you start using it.
But in order to avoid getting to a situation where one part of the code base is nicely unit-tested and others are not: look for ways to not only cover new features. In other words: if time allows don't only test those parts ... | 2 | 3 | 0 | I am halfway in the development of a large Flask web application.
Back in the beginning I chose not to use test-driven-development, for learning curve vs project deadline reasons.
Thus these last weeks I had the opportunity to learn more about it, and I am quite exited about starting to use it.
However, regarding I did... | Starting TDD halfway a project, good practice? | 0.197375 | 0 | 0 | 140 |
45,170,586 | 2017-07-18T15:05:00.000 | 1 | 0 | 0 | 0 | python,machine-learning,regression | 45,170,697 | 1 | false | 0 | 0 | No you shouldn't do it. If your mode always predict 1.5 times more than the actual values then that means your model is just not performing well and the data cannot be linearly fitted. To prevent this, you should look at other models that is able to capture the structure of your data or you might have outliers and remo... | 1 | 0 | 1 | I have a question about regression model in machine learning and I am wondering if my way is correct or not.
I have built my regression model and already trained it with my data, but my model always predict 1.5 times more than actual values.
I understood that this is my model's habit, consider as it is predict alway 1.... | Way to predict with regression model | 0.197375 | 0 | 0 | 64 |
45,170,589 | 2017-07-18T15:05:00.000 | 1 | 0 | 1 | 0 | python,gensim,word2vec | 45,172,785 | 1 | false | 0 | 0 | The window is trimmed to the edges of the current text example. So, the first word of a text only gets its context words from subsequent words in the same text. (No words are retained from previous examples.) Similarly, the last word in a text only gets its context words from previous words in the same text. (No words ... | 1 | 0 | 1 | When training, what will word2vec do to cope with the words at the end of a sentence . Will it use the exact words at the beginning of another sentence as the context words of the center words which is
at the end of last sentence. | How word2vec deal with the end of a sentence | 0.197375 | 0 | 0 | 438 |
45,173,476 | 2017-07-18T17:29:00.000 | 1 | 0 | 0 | 0 | python,cluster-analysis | 45,178,600 | 1 | true | 0 | 0 | You can use Silhouette with DTW as distance function.
But don't forget that this just a heuristic. A different k can be better by subjective use. | 1 | 1 | 1 | I am using dynamic time warping (DTW) as a similarity metric to cluster ~3500 time series using the k-means algorithm in Python.
I am looking for a similar metric to the popular silhouette score used in sklearn.metrics.silhouette_score but relevant to DTW.
Wondering if anyone can provide any help? | Metric for appropriate number of DTW clusters | 1.2 | 0 | 0 | 240 |
45,177,528 | 2017-07-18T21:36:00.000 | 0 | 0 | 1 | 0 | python,parsing | 45,177,569 | 1 | false | 0 | 0 | If you're looking to maintain backwards compatibility, you'll want to have clear modules and clear function. Don't have one section of code trying to do too much.
The spec shouldn't change too much, so you could just have if-else statements within your functions. Make sure the actual behavior of the functions doesn't e... | 1 | 0 | 0 | I plan to write a parser that parses input data, selects and modifies a subset of fields and output them into a different format. That's the easy part. The schema of the input data might change in future and I want my parser to be able to handle last n input schemas for backward compatibility. Hopefully, the output sch... | How to design a parser for backward compatibility? | 0 | 0 | 0 | 97 |
45,177,975 | 2017-07-18T22:12:00.000 | 1 | 0 | 1 | 0 | python,audio,pyaudio,channels | 46,686,683 | 1 | false | 0 | 0 | My solution is not very elegant, but it does work. Open separate streams with the appropriate input_device_index for each.
stream1 = audio.open(input_device_index = 1 ...)
stream2 = audio.open(input_device_index = 2 ...) | 1 | 1 | 0 | I need to open a multi-channel audio file (two or more microphones) and record the audio of each of them on a different file. With PyAudio I know how to open a multi-channel file (open method) and stop when 1.5 seconds of silence are recorded, but eventually I end up with a single (multi-channel) file. I would like to ... | Read different streams separately | 0.197375 | 0 | 0 | 476 |
45,178,197 | 2017-07-18T22:33:00.000 | 0 | 0 | 1 | 0 | python-2.7,opencv,anaconda | 45,392,458 | 1 | true | 0 | 0 | Anaconda is maintained by Continuum so it seems like they have not had a chance to update to the newer version of OpenCV. I will try to see if I can bring it to their attention. | 1 | 0 | 1 | I am trying to download the latest version of OpenCV using anaconda, but Anaconda only has version 3.1.0. I ended up installing it with pip, but can someone explain why anaconda does not have 3.2.0 version of OpenCV. Also, I am using Python 2.7.
Thanks | Anaconda and OpenCV using old version | 1.2 | 0 | 0 | 355 |
45,181,769 | 2017-07-19T05:38:00.000 | 0 | 0 | 0 | 0 | python,database,pandas,csv | 45,181,917 | 2 | false | 0 | 0 | For me I usually merge the file into a DataFrame and save it as a pickle but if you merge it the file will pretty big and used up a lot of ram when you used it but it is the fastest way if your machine have a lot of ram.
Storing the database is better in the long term but you will waste your time uploading the csv to t... | 1 | 1 | 1 | I have nearly 60-70 timing log files(all are .csv files, with a total size of nearly 100MB). I need to analyse these files at a single go. Till now, I've tried the following methods :
Merged all these files into a single file and stored it in a DataFrame (Pandas Python) and analysed them.
Stored all the csv files in a... | How to analyse multiple csv files very efficiently? | 0 | 0 | 0 | 160 |
45,182,755 | 2017-07-19T06:42:00.000 | 1 | 0 | 0 | 0 | python,flask | 45,182,963 | 2 | false | 1 | 0 | Instead of trying to create a standalone executable for a flask app in windows, you should use docker in order to containerize/package your flask app (if it must be packaged).
Docker will give you something that is system agnostic, is well understood to work, and is in line with best practices. | 1 | 2 | 0 | There are a bunch of tools out there like pyInstaller, py2exe, etc. But none of them seems to work while making a Windows standalone executable for a Flask application.
Can someone guide me with proper instructions as to how one can create executable for a Flask application? I want to distribute the application as sing... | How to make windows standalone exe for python flask/jinja/sqlite application | 0.099668 | 0 | 0 | 2,222 |
45,184,482 | 2017-07-19T08:05:00.000 | 0 | 0 | 1 | 1 | json,python-2.7,google-app-engine,google-cloud-datastore | 45,204,510 | 1 | false | 1 | 0 | I don't know what your exact searching needs are, but the datastore API allows for querying that is decently good, provided you give the datastore the correct indexes. Plus it's very easy to go take the entities in the datastore and pull them back out as .json files. | 1 | 1 | 0 | I need to store json objects on the google cloud platform. I have considered a number of options:
Store them in a bucket as a text (.json) file.
Store them as text in datastore using json.dumps(obj).
Unpack it into a hierarchy of objects in datastore.
Option 1: Rejected because it has no organising principles other ... | Storing json objects in google datastore | 0 | 1 | 0 | 1,421 |
45,184,741 | 2017-07-19T08:17:00.000 | 2 | 0 | 0 | 0 | python,deep-learning,pytorch | 45,187,882 | 2 | false | 0 | 0 | Seems to me like that your Sigmoids are saturating the activation maps. The images are not properly normalised or some batch normalisation layers are missing. If you have an implementation that is working with other images check the image loader and make sure it does not saturate the pixel values. This usually happens ... | 1 | 1 | 1 | I'm implementing a UNet for binary segmentation while using Sigmoid and BCELoss. The problem is that after several iterations the network tries to predict very small values per pixel while for some regions it should predict values close to one (for ground truth mask region). Does it give any intuition about the wrong ... | BCELoss for binary pixel-wise segmentation pytorch | 0.197375 | 0 | 0 | 4,348 |
45,184,791 | 2017-07-19T08:19:00.000 | 0 | 0 | 1 | 0 | python,gps,utc,gps-time | 53,649,771 | 2 | false | 0 | 0 | use gpsd service daemon
and then use code gpsd.utc | 1 | 0 | 0 | I have been researching everywhere for a solution to this problem. Any help would be much appreciated.
I would like to take the time from the GPS data and need to convert that to a human readable format, may be like YYYY-MM-DD HH:MM:SS.
Following is the GPS dataformat:
$GPRMC,123519,A,4807.038,N,01131.000,E,022.4,084.4... | Python - Convertion of GPS time to UTC | 0 | 0 | 0 | 1,646 |
45,186,425 | 2017-07-19T09:29:00.000 | 1 | 0 | 1 | 0 | compiler-construction,python-import,abstract-syntax-tree,interpreter | 45,187,365 | 2 | false | 0 | 0 | The solution does depend on whether the includes are signatures, or headers, for functions (like C, etc.) or source bodies (like Java).
Include as header or signatures
Lex and check for any include statements
Load any includes and create a symbol table for each and put in stack (subjective implementation warning). No ... | 2 | 0 | 0 | I am implementing an interpreter as hobby project nowadays using tutorials. Basically, I lex, parse code and produce an abstract syntax tree and evaluate it. From one source code file, I generate 1 tree. Now I want to add a functionality similar to Python's import or C's #include statement. What are my approaches? How ... | What are the approaches to add an import or include support to a programming language? | 0.099668 | 0 | 0 | 49 |
45,186,425 | 2017-07-19T09:29:00.000 | 1 | 0 | 1 | 0 | compiler-construction,python-import,abstract-syntax-tree,interpreter | 45,221,571 | 2 | false | 0 | 0 | There are at least two general approaches compilers take the "include" problem.
Literally include the text of the file. That is the approach C and enhanced FORTRAN 77 compilers used.
Compile the "include" separately and just include the definitions. That is the approach Ada takes.
Some compilers use both. There are s... | 2 | 0 | 0 | I am implementing an interpreter as hobby project nowadays using tutorials. Basically, I lex, parse code and produce an abstract syntax tree and evaluate it. From one source code file, I generate 1 tree. Now I want to add a functionality similar to Python's import or C's #include statement. What are my approaches? How ... | What are the approaches to add an import or include support to a programming language? | 0.099668 | 0 | 0 | 49 |
45,188,890 | 2017-07-19T11:13:00.000 | 3 | 0 | 0 | 0 | python,loops,numpy,matrix | 45,188,959 | 1 | true | 0 | 0 | a = np.arange(1000).reshape(100, 10) should do it. | 1 | 0 | 1 | Good morning to all.
I want to generate an array for example with 10 columns and 100 rows with the vector a = np.arange (1,1001), but I do not want to use loop since my web page gets saturated if I put a loop.
Someone knows of some numpy or math command or another.
Thank you very much for your attention. | How do I generate a matrix with x dimension and a vector and without using loops? Python | 1.2 | 0 | 0 | 86 |
45,190,226 | 2017-07-19T12:12:00.000 | 0 | 0 | 0 | 0 | python,eclipse,user-interface,pydev | 45,400,633 | 1 | false | 0 | 1 | It seems to be an issue in PyDev itself when dealing with wx... maybe wx broke that API.
You can try just commenting out that line and checking if other things work -- as that code in the debugger is pure python, you can tweak it in place ;) | 1 | 0 | 0 | I am trying to configure Pydev in Eclipse. Even PYTHONPATH with python.exe file and downloaded wxpython package as well to interact with GUI environment
But, getting an error when i am starting python console in the "console" environment in Eclipse
Am wandering about "Thread_IsMain" error
AttributeError: module 'wx'... | Error While Configuring pydev in eclipse | 0 | 0 | 0 | 92 |
45,190,558 | 2017-07-19T12:25:00.000 | 0 | 0 | 1 | 0 | python,numpy,cython,numpy-random | 45,191,351 | 2 | false | 0 | 0 | Found an answer thanks to kazemakase: _rand is accessible directly, I'd just need to import mtrand. But __self__ may be more future proof, if syntax doesn't change. | 1 | 3 | 1 | Is there are more direct way to access the RandomState object created on import other than np.random.<some function>.__self__? Both np.random._rand and getattr(np.random, "_rand") raise AttributeError. The former works fine but doesn't seem very transparent/Pythonic, though the most transparent might just be creating a... | Direct way to access Numpy RandomState object | 0 | 0 | 0 | 238 |
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