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
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41,041,998 | 2016-12-08T14:37:00.000 | 2 | 1 | 1 | 0 | python,julia | 45,740,595 | 2 | false | 0 | 0 | In my experience, calling Julia using the Python pyjulia package is difficult and not a robust solution outside HelloWorld usage.
1) pyjulia is very neglected.
There is practically no documentation aside the source code. For example, the only old tutorials I've found still use julia.run() that was replaced by julia.... | 1 | 1 | 0 | I wrote an optimization function in Julia 0.4 and I want to call it from Python. I'm storing the function in a .jl file in the same working directory as the Python code. The data to be transferred is numeric, and I think of using Numpy arrays and Julia arrays for calls. Is there a tutorial on how to make this work? | Calling a Julia 0.4 function from Python. How i can make it work? | 0.197375 | 0 | 0 | 569 |
41,042,418 | 2016-12-08T14:58:00.000 | 0 | 0 | 1 | 0 | python-3.5,goto | 41,042,524 | 1 | true | 0 | 0 | Normally goto is explicitly used to make error handling more simple and code more readable by languages like C. Python has try and except for this, so that makes the goto statement unnecessary. | 1 | 0 | 0 | I would find it very useful in Python, and am curious as to why Python doesn't have it. Thanks! | Why is 'goto' seen as bad form? | 1.2 | 0 | 0 | 64 |
41,042,739 | 2016-12-08T15:13:00.000 | 1 | 0 | 0 | 0 | python,sumo | 41,046,438 | 1 | true | 0 | 0 | It is currently not possible to retrieve this value via TraCI. You can either parse and sum up the values in the tripinfo file or if you just need statistics in the end you can run sumo with the additional --duration-log.statistics option which will output an average time loss in the end. Furthermore you can retrieve t... | 1 | 0 | 0 | I am working on a project to optimize traffic light control for an isolated intersection using SUMO with TraCI in Python. I would like to minimize the total delay for all vehicles with respect to how they would drive if they never had to wait for other traffic or traffic lights.
I saw that it's possible to output the t... | How to obtain the total delay or total timeloss in SUMO and TraCI | 1.2 | 0 | 0 | 850 |
41,043,800 | 2016-12-08T16:06:00.000 | 2 | 0 | 0 | 0 | python,django,rabbitmq,celery | 41,049,986 | 1 | false | 1 | 0 | I am wondering if there is any better way to do this?
"better" is entirely subjective. if it meets your needs, it's fine.
something to consider, though: don't store the same information in more than one place.
if you need an address, look it up from the service that provides address, every time.
this may be a performa... | 1 | 3 | 0 | i have written MicroServices like for auth, location, etc.
All of microservices have different database, with for eg location is there in all my databases for these services.When in any of my project i need a location of user, it first looks in cache, if not found it hits the database. So far so good.Now when location ... | microservices and multiple databases | 0.379949 | 1 | 0 | 426 |
41,044,395 | 2016-12-08T16:35:00.000 | 2 | 0 | 0 | 0 | python,json,excel,powerpoint | 41,045,163 | 3 | false | 0 | 0 | Right click the chart, choose Edit Data.
If it's an embedded chart, the chart and its workbook will open in Excel.
From there you can File | Save As and save your new Excel file. | 1 | 0 | 0 | Years ago for a masters project my friend took a bunch of data from an excel sheet and used them in a powerpoint graph. He told me he made the graph in excel then copied it into powerpoint. Now, when I hover over the graph I see the points associated to where my mouse hovers. My friend lost the original excel sheet and... | Take data points from my power point graph and put them into an excel sheet | 0.132549 | 0 | 1 | 150 |
41,045,491 | 2016-12-08T17:35:00.000 | 2 | 0 | 0 | 1 | python,azure-data-lake,u-sql | 41,116,628 | 2 | false | 0 | 0 | Assuming the libs work with the deployed Python runtime, try to upload the libraries into a location in ADLS and then use DEPLOY RESOURCE "path to lib"; in your script. I haven't tried it, but it should work. | 1 | 2 | 1 | Is it or will it be possible to add more Python libraries than pandas, numpy and numexpr to Azure Data Lake Analytics? Specifically, we need to use xarray, matplotlib, Basemap, pyresample and SciPy when processing NetCDF files using U-SQL. | Add more Python libraries | 0.197375 | 0 | 0 | 360 |
41,046,955 | 2016-12-08T19:03:00.000 | 1 | 0 | 1 | 0 | sql,ipython-notebook,jupyter-notebook,code-formatting | 48,311,365 | 3 | false | 0 | 0 | I found that this fixed the issue I was having.
``` sql
Produced styled code in edit mode but not when the cell was run.
``` mysql
Produced correct styling | 1 | 16 | 0 | I want to show some SQL queries inside a notebook. I neither need nor want them to run. I'd just like them to be well formatted. At the very least I want them to be indented properly with new lines, though keyword highlighting would be nice too. Does a solution for this exist already? | Formatting SQL Query Inside an IPython/Jupyter Notebook | 0.066568 | 1 | 0 | 10,031 |
41,051,422 | 2016-12-09T00:54:00.000 | 0 | 0 | 0 | 0 | ipython-notebook,amazon-redshift,psycopg2,jupyter-notebook | 41,090,841 | 2 | true | 0 | 0 | Adding this connection options to my connection string seems to have fixed my problem: keepalives=1&keepalives_idle=60 | 1 | 1 | 0 | I normally am able to run long queries using pyscopg2+sql magic in a Notebook, but lately my Notebooks seems to lose their connection and stall. When I look at my redshift logs, I can see that the queries completed successfully, but my Notebook never gets any data back and just keeps waiting.
What might be going on? | iPython Notebook Unresponsive Over Long SQL Queries | 1.2 | 1 | 0 | 206 |
41,055,536 | 2016-12-09T07:51:00.000 | 0 | 0 | 0 | 0 | python-2.7,gtk,gtkentry | 41,364,413 | 1 | true | 0 | 1 | I create a new Entry class adding this line: self.connect('focus-out-event', self.onEntryActivate ) | 1 | 0 | 0 | I want one or several gtk.Entry reply to a button created by me (gtk.Button) instead of a enter key.
I´m using Python 2.7
Is it possible? | How to simulate Enter key at gtk.entry to save info | 1.2 | 0 | 0 | 388 |
41,056,503 | 2016-12-09T08:52:00.000 | 0 | 0 | 0 | 0 | python,connection | 41,058,203 | 1 | false | 0 | 0 | To solve above problem regarding to above discussion I have queried once db, I keep it as dictionary and then each time I get key in dictionary. It speeds up the time execution, more over lost connection is not going to affect anymore the processing. I would like to mention that Time execution is reduced to 20 min. It'... | 1 | 0 | 0 | I have a huge log file ~4 GB. I have to parse a log file line by line, for each line I should query database, and also connect to another csv files and join data from different sources.
Execution time is near 2 days. However unfortunately for any reasons like lost connection to MySQL server during query, i've lost all... | Python db lost connection middle of processing and parsing a huge log file | 0 | 1 | 0 | 43 |
41,056,925 | 2016-12-09T09:19:00.000 | 3 | 1 | 1 | 0 | python,git,debugging,git-bisect | 41,160,672 | 2 | false | 0 | 0 | There is category of QA tool for "reverse dependency" CI builds. So your higher level projects get rebuilt every time a lower level change is made. At scale it can be resource intensive.
The entire class of problem is removed if you stop dealing with repo-to-repo relationships and start following version release me... | 1 | 8 | 0 | Our software is modular and I have about 20 git repos in one project.
If a test fails, it is sometimes hard to find the matching commit since several developers work on these 20 repos.
I know the test worked yesterday and fails reproachable today.
Sometimes I use git-bisec, but this works only for one git repo.
Often c... | git-bisect, but for N repos | 0.291313 | 0 | 0 | 670 |
41,059,076 | 2016-12-09T11:09:00.000 | 3 | 0 | 0 | 1 | python,google-app-engine,pycharm,google-cloud-platform | 41,059,077 | 2 | true | 1 | 0 | The correct path to use is the platform/google_appengine/ directory, within the google-cloud-sdk installation directory, | 1 | 2 | 0 | While configuring pycharm (professional) for Google App engine it asks for App Engine SDK path, while google now gives everything bundled in a Google cloud SDK. On choosing the cloud SDK directory, pycharm is saying it's invalid. What is the correct path for Google App engine SDK? | Google App Engine SDK path in linux for pycharm? | 1.2 | 0 | 0 | 1,232 |
41,059,520 | 2016-12-09T11:32:00.000 | 2 | 0 | 0 | 0 | python,python-3.x,sympy | 41,071,087 | 1 | false | 0 | 0 | The size of SymPy Rationals is limited only by your available memory. If you want an approximate but memory bounded number, use a Float. You can convert a Rational into a Float with evalf. | 1 | 3 | 1 | I am using Sympy Rational in an algorithm and I am getting enormous factions. Numerator and Denominator grow up to 10000 digits.
I would like to stop the algorithm as soon as the fractions become unevaluable. So the question is, what is the maximum magnitude I can allow for sympy.Rational? | To what extent is it precise to evaluate Sympy enormous fractions (Rational)? | 0.379949 | 0 | 0 | 59 |
41,060,813 | 2016-12-09T12:44:00.000 | 0 | 0 | 0 | 0 | python,django,git | 41,061,561 | 1 | false | 1 | 0 | If you're getting a 'bad gateway', that means you're using something like Nginx or Apache to route requests to your app.
A Bad Gateway error means that Nginx (substitute Apache if appropriate, I'll just use nginx here) isn't getting a response from the app server - your runserver equivalent isn't serving the app, or t... | 1 | 0 | 0 | I recently made some changes to my Python/ Django project, and this caused one of the pages to display a 'Bad Gateway' message in the browser. I was unable to resolve this, so tried doing a 'soft reset' to the last working commit I had made. However, I am now getting an Internal Server Error when trying to view the web... | Python/ Django- Internal Server Error after performing a soft reset | 0 | 0 | 0 | 429 |
41,064,321 | 2016-12-09T15:59:00.000 | 0 | 1 | 0 | 1 | python,python-3.x,rabbitmq | 41,069,086 | 1 | false | 0 | 0 | Yes, there is - wrap all messages in response to a request as a transaction. | 1 | 0 | 0 | I am using a python script (3.5.2) and a RabbitMQ worker queue to process data. There is a queue that is filled with user requests of an external system. These user requests will be processed by my python script, each user request results in several output messages. I use the acknoledge functionality to ensure that the... | Make message sending to RabbitMQ atomic | 0 | 0 | 0 | 134 |
41,064,556 | 2016-12-09T16:14:00.000 | 2 | 0 | 1 | 0 | python,pycharm | 41,067,849 | 2 | true | 0 | 0 | Turns out this is (more or less) possible by using the PyCharm console. I guess I should have realized this earlier because it seems so simple now (though I've never used a console in my life so I guess I should learn).
Anyway, the console lets you run blocks of your code presuming the required variables, functions, li... | 1 | 6 | 0 | I've been searching everywhere for an answer to this but to no avail. I want to be able to run my code and have the variables stored in memory so that I can perhaps set a "checkpoint" which I can run from in the future. The reason is that I have a fairly expensive function that takes some time to compute (as well as us... | PyCharm: Storing variables in memory to be able to run code from a "checkpoint" | 1.2 | 0 | 0 | 5,710 |
41,067,232 | 2016-12-09T19:03:00.000 | 0 | 0 | 0 | 0 | python,html,css,excel,calculator | 41,067,457 | 1 | true | 1 | 0 | Does your work have office 365? You can host the excel file online for everyone to access. It works just like normal excel does but it is througt the online interface. Buttons and everything should work.
Math isn't hard to do with javascript and you can learn super quickly on codeacademy (it's the first thing they teac... | 1 | 0 | 0 | I am trying to convert a large excel calculator into an online website for people to freely use.
I have been working on this project for a few months now, and the equations within the excel sheets that are used to derive the answers are too complicated for me to program it from the ground up.
Are there any easy ways ... | Link excel calculator to online HTML app? | 1.2 | 0 | 0 | 63 |
41,067,947 | 2016-12-09T19:59:00.000 | 1 | 0 | 1 | 0 | python,interpreter,pdb | 41,201,288 | 2 | false | 0 | 0 | I read some posts that say that pdb is implemented using sys.settrace.
If nothing else works I should be able to recreate the behavior I need
using this.
Don't view this as a last resort. I think it's the best approach for what you want to accomplish. | 2 | 2 | 0 | I am trying to find a way that I can have a program step through Python code line by line and do something with the results of each line. In effect a debugger that could be controlled programmatically rather than manually. pdb would be exactly what I am looking for if it returned its output after each step as a strin... | How to programmatically execute/step through Python code line by line | 0.099668 | 0 | 0 | 1,492 |
41,067,947 | 2016-12-09T19:59:00.000 | 2 | 0 | 1 | 0 | python,interpreter,pdb | 41,069,302 | 2 | true | 0 | 0 | sys.settrace() is the fundamental building block for stepping through Python code. pdb is implemented entirely in Python, so you can just look at the module to see how it does things. It also has various public functions/methods for stepping under program control, read the library reference for your version of Python... | 2 | 2 | 0 | I am trying to find a way that I can have a program step through Python code line by line and do something with the results of each line. In effect a debugger that could be controlled programmatically rather than manually. pdb would be exactly what I am looking for if it returned its output after each step as a strin... | How to programmatically execute/step through Python code line by line | 1.2 | 0 | 0 | 1,492 |
41,069,755 | 2016-12-09T22:19:00.000 | 0 | 0 | 1 | 0 | python,function | 41,069,835 | 3 | false | 0 | 0 | As far as I'm aware, no, there is not an easier way than those you describe.
The way most people (including me!) learn is to do more programming, remember the frequently used functions and check the manual on those you don't know :) | 1 | 0 | 0 | Is there an easy way to determine/remember which functions return a new object and which act on the existing object. For example, list.append('new stuff') acts on that actual object, whereas string.rstrip() returns a new string that needs to be assigned somewhere.
I'm forever having to look up (or open the Python Inte... | Tell difference between functions that perform action and functions that return | 0 | 0 | 0 | 67 |
41,071,265 | 2016-12-10T01:32:00.000 | 0 | 0 | 1 | 0 | python-2.7 | 41,071,984 | 1 | false | 0 | 0 | If it is a list of tuples list[1][1] would return 'ScreenName=YaziAfrica'
print(list[1][ScreenName]) does not work because ScreenName is not an index of the value 'YaziAfrica'. Essentially 'ScreenName=YaziAfrica' is the value, and the index is 1. | 1 | 0 | 0 | I have a Python (2.7) list with tuples that looks like this: [Status(ID=806829700194635776, ScreenName=YaziAfrica, Created=Thu Dec 08 11:56:05 +0000 2016, Text=u'RT @thandi25M: DST investment and journey outlined. #sfsa2016 #iamuwc DDG Tommy Makhode #dstgov https://someurl')]
And I want to access the ScreenName value ... | Access Elements of List of Tuples Python | 0 | 0 | 0 | 980 |
41,072,331 | 2016-12-10T04:57:00.000 | 0 | 0 | 1 | 0 | process,console,python-3.5 | 41,072,531 | 1 | false | 0 | 0 | The solution I would use would be to have a lockfile created in the tmp directory.
The first instance would start, check for the existence of the file, create the file since it is not there, then run; the following instances will start, check for the existence of the file, then quit since it's there. The original inst... | 1 | 0 | 0 | if I have two or more running python console applications at the same time of same application, but executed several times by hand or any other way.
Is there any method from python code itself to stop all extra processes, close console window and keep running only one | How allow only one python code process to run if same is executed at the same time | 0 | 0 | 0 | 78 |
41,073,034 | 2016-12-10T06:58:00.000 | 1 | 0 | 0 | 0 | python,django,django-admin | 41,083,650 | 2 | true | 1 | 0 | Since you don't need to create the related model thanks to the presence of the InlineAdmin perhaps it would be better for you to remove the post_save signal receiver rather than adding more code inside post_save to determine where the save originated from.
That way you can just place a call to create_related_models in... | 1 | 2 | 0 | Is there a way to identify if the current save() or post_save happened via Django Admin? I want to do something differently for models saved via Admin, than models saved from my Django Rest Framework API.
Specifically, I have a create_related_objects I call on post_save of model Transaction, to create related object Ca... | How to find if a model was saved from Django Admin, or elsewhere | 1.2 | 0 | 0 | 808 |
41,074,688 | 2016-12-10T10:53:00.000 | 8 | 1 | 0 | 0 | python,machine-learning,tensorflow,tensorboard | 44,529,522 | 3 | false | 0 | 0 | To finish user1501961's answer, you can then just export the list of scalars to a csv file easily with pandas pd.DataFrame(ea.Scalars('Loss)).to_csv('Loss.csv') | 1 | 37 | 0 | How can you write a python script to read Tensorboard log files, extracting the loss and accuracy and other numerical data, without launching the GUI tensorboard --logdir=...? | How do you read Tensorboard files programmatically? | 1 | 0 | 0 | 18,729 |
41,074,980 | 2016-12-10T11:24:00.000 | 0 | 0 | 0 | 0 | python,macos,opencv | 45,069,376 | 2 | false | 0 | 0 | The fix that worked best for me was using mathplotlib instead.
Since you may have to remove all previous versions of OpenCV otherwise and reinstall from source! | 1 | 6 | 1 | I installed opencv-python using pip install, in mac os. Now the cv2.imshow function giving following error
OpenCV Error: Unspecified error (The function is not implemented. Rebuild the library with Windows, GTK+ 2.x or Carbon support. If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cm... | opencv-python imshow giving errors in mac | 0 | 0 | 0 | 2,492 |
41,077,133 | 2016-12-10T15:29:00.000 | 0 | 0 | 1 | 0 | python-3.x,python-3.5,ubuntu-16.04,openpyxl | 41,833,582 | 2 | false | 0 | 0 | Since no one answered this, I will share my eventual work around. I backed up my files & installed Ubuntu 16.10 operating system from a bootable USB. Used Synaptic Package Manager to install openpyxl for Python3 & it is now working.
Not sure this is a bona fide solution, but it worked for my purposes. | 1 | 2 | 0 | I've tried everything recommended & still can't get openpyxl to work in Python 3. I've tried both the pip3 and "sudo apt-get install python3-openpyxl" installation methods & they seem to work fine, but when I open the python3 interpreter & type "import openpyxl", I still get the
ImportError: No module named 'openpyxl... | Openpyxl ImportError in Python 3.5.2 | 0 | 1 | 0 | 798 |
41,078,835 | 2016-12-10T18:26:00.000 | 0 | 0 | 0 | 0 | python-2.7,error-handling,scikit-learn,svm | 41,079,325 | 2 | false | 0 | 0 | Since it cannot used sparse input on dense data, either convert your dense data to sparse data (recommended) or your sparse data to dense data. Use SciPy to create a sparse matrix from a dense one. | 2 | 0 | 1 | I am getting this error in Scikit learn. Previously I worked with K validation, and never encountered error. My data is sparse and training and testing set is divided in the ratio 90:10
ValueError: cannot use sparse input in 'SVC' trained on dense data
Is there any straightforward reason and solution for this? | Title: SVC-Scikit Learn issue | 0 | 0 | 0 | 960 |
41,078,835 | 2016-12-10T18:26:00.000 | 3 | 0 | 0 | 0 | python-2.7,error-handling,scikit-learn,svm | 41,079,820 | 2 | true | 0 | 0 | This basically means that your testing set is not in the same format as your training set.
A code snippet would have been great, but make sure you are using the same array format for both sets. | 2 | 0 | 1 | I am getting this error in Scikit learn. Previously I worked with K validation, and never encountered error. My data is sparse and training and testing set is divided in the ratio 90:10
ValueError: cannot use sparse input in 'SVC' trained on dense data
Is there any straightforward reason and solution for this? | Title: SVC-Scikit Learn issue | 1.2 | 0 | 0 | 960 |
41,082,106 | 2016-12-11T01:26:00.000 | 1 | 0 | 0 | 1 | python,linux,terminal | 41,082,125 | 3 | false | 0 | 0 | you will need to chmod 0755 script.py and as a first line in script have something like
#!/usr/bin/python | 1 | 2 | 0 | Whilst running python scripts from my linux terminal, I find myself typing in python myfile.py way too much. Is there a way on linux (or windows) to execute a python script by just entering in the name of the script, as is possible with bash/sh? like ./script.py? | Avoid typing "python" in a terminal to open a .py script? | 0.066568 | 0 | 0 | 279 |
41,082,675 | 2016-12-11T03:25:00.000 | 1 | 0 | 0 | 0 | python,pandas,dataframe | 41,082,749 | 1 | true | 0 | 0 | You can fix resulting DataFrame using df.replace({'FieldName': {'ErrorError': ''}}) | 1 | 0 | 1 | I have a dataframe in which one of the row is filled with string "Error"
I am trying to add rows of 2 different dataframe. However, since I have the string in one of the row, it is concatenating the 2 strings.
So, I am having the dataframe filled with a row "ErrorError". I would prefer leaving this row empty than conc... | Throw an exception while doing dataframe sum in Pandas | 1.2 | 0 | 0 | 49 |
41,082,947 | 2016-12-11T04:17:00.000 | 1 | 1 | 1 | 0 | python,python-3.x | 41,083,279 | 2 | false | 0 | 0 | In addition to getting the source code online, if you have a standard Python install it should be already sitting in an easily found location on your hard-drive. In my case it is found as a file in C:\Python34\Lib. Needless to say, if you go this route you need to be careful to not modify (or, even worse, delete) the f... | 1 | 0 | 0 | I'm fairly new to the language and am wondering if it's possible to see the functions that are being used in a certain Python 3 module?
Specifically the ones in the "ipaddress" module, thanks! | Is there any way to see source functions in Python 3 Modules? | 0.099668 | 0 | 0 | 48 |
41,084,035 | 2016-12-11T07:44:00.000 | 1 | 0 | 1 | 0 | python,multithreading,python-3.x | 41,084,226 | 1 | true | 0 | 0 | If the threads output data by using the print() function, you could interpose your own print function before starting the threads. Your print could store output in a queue, which will not slow down the code (but the queue may grow). A new single thread would read data from the queue and write it to the display. | 1 | 2 | 0 | I have a command line tool that is running parallel threads. These threads output to the command line.
The problem I'm having is command line prompts are getting jumbled together from multiple threads outputting text concurrently.
Logger is also jumbling text prompts.
I can imagine that all command line prompts could ... | Locking Command Line Text Output While Thread Completes Without Slowing Entire Program? | 1.2 | 0 | 0 | 64 |
41,084,902 | 2016-12-11T09:51:00.000 | 0 | 0 | 1 | 0 | python,pandas,machine-learning,feature-selection,xgboost | 41,089,256 | 2 | false | 0 | 0 | You should One Hot Encode your categorical values.
XGBoost, and GBMs in general, will have difficulties with high dimensional categories.
In those case you can feed those categorical values to a pre model, then xgboost | 1 | 0 | 0 | My data set has continues variable like age from 0 to 100, and the data also has categorial variable like provinces which has 50 classes. So I do not know whether I need to process the continues variable into bins. And what is the best way to process the provinces. Xgboost can not process the string type of variable. S... | What are the best ways to process continues variable and categorical variable in xgboost? | 0 | 0 | 0 | 149 |
41,088,628 | 2016-12-11T16:53:00.000 | 0 | 0 | 1 | 0 | python,pycharm,code-completion | 41,090,989 | 2 | false | 0 | 0 | I noticed on a few occasions the GUI going somehow off-rails, including in ways similar to the one described. I couldn't determine a pattern in the occurences. Just closing and re-opening the project didn't always help.
What worked pretty reliably for me in the end was exiting PyCharm (giving it ample time to finish), ... | 1 | 0 | 0 | since yesterday PyCharm 2016.3 won't accept selected lines from the list of code completion:
If I hit enter, a new line will be set into the editor rather than the selected line of the popup window. Is there any setting for this behaviour? Until now I couldn't find anything. | PyCharm won't accept code completion on enter | 0 | 0 | 0 | 155 |
41,088,840 | 2016-12-11T17:18:00.000 | 1 | 0 | 1 | 0 | python,csv,datetime,pandas,dataframe | 41,088,981 | 3 | true | 0 | 0 | I found that the problem was to do with missing values within the column. Using coerce=True so df["Date"] = pd.to_datetime(df["Date"], coerce=True) solves the problem. | 1 | 0 | 1 | I've got an imported csv file which has multiple columns with dates in the format "5 Jan 2001 10:20". (Note not zero-padded day)
if I do df.dtype then it shows the columns as being a objects rather than a string or a datetime. I need to be able to subtract 2 column values to work out the difference so I'm trying to get... | Converting objects from CSV into datetime | 1.2 | 0 | 0 | 3,761 |
41,090,260 | 2016-12-11T19:33:00.000 | 2 | 0 | 1 | 0 | python,types | 41,090,293 | 2 | false | 0 | 0 | Quoting the python library reference:
There are four distinct numeric types: plain integers, long integers,
floating point numbers, and complex numbers. In addition, Booleans are
a subtype of plain integers. Plain integers (also just called
integers) are implemented using long in C, which gives them at least
3... | 1 | 0 | 0 | These are the main built-in data types that I know in Python:
Numbers
Strings
Lists
Tuples
Dictionaries
Boolean
Sets
My question is, are integers and float numbers considered to be the same data type? Or are they two separate built-in data types?
Thanks! | Built-in data types of python | 0.197375 | 0 | 0 | 3,364 |
41,091,357 | 2016-12-11T21:31:00.000 | 0 | 0 | 1 | 0 | python,flask,dependencies,virtualenv | 41,091,835 | 2 | false | 1 | 0 | If you are using Pycharm just switch to python 3, and there is a list of packages installed. Hit add(+), and look for flask
You can switch to python 3 by hitting file-> setting -> Project:Projectname -> Project Interpreter | 1 | 0 | 0 | So, I know how to actually install flask, via pip install Flask
But, I'm running a virtualenv with python3.4. The problem is, Flask is in fact installed. The problem is though, it is installed for python2.7 and not python3.4 .
I did run this command with the virtualenv activated via source bin/activate , but it seems t... | Install Flask in Python 3.4+ NOT for python2.7 | 0 | 0 | 0 | 1,368 |
41,093,725 | 2016-12-12T03:17:00.000 | 0 | 0 | 0 | 0 | python,ruby,node.js,apache,nginx | 41,095,058 | 3 | false | 1 | 0 | Any user can run any service on a VPS. Just make sure that you are not conflicting with available ports in your services. | 1 | 2 | 0 | How to run python(Django,Flask), Java(spring),PHP, Nodejs(express),Ruby(rails) application on same VPS.If it is possible on VPS, can we do similar on Reseller Hosting where we have SSH Access.
I have readed on some other Articles they.. suggests to Use "Virtual Host" in Apache.
Also which one is better NGINX or Apac... | How to run python, java, php, nodejs,ruby applications on same vps? | 0 | 0 | 0 | 900 |
41,094,926 | 2016-12-12T05:56:00.000 | 0 | 0 | 0 | 0 | python,django,django-admin | 47,960,936 | 3 | false | 1 | 0 | After ./manage.py sqlmigrate admin 0001, please run python manage.py migrate. | 2 | 1 | 0 | I get this error
"ProgrammingError at /admin/
relation "django_admin_log" does not exist
LINE 1: ..."."app_label", "django_content_type"."model" FROM "django_ad..."
django_admin_log table does not exist in the database. Does anyone know how I can create it? I am not worried about deleting the data for my app.
wh... | I accidentally deleted django_admin_log and now i can not use the django admin | 0 | 1 | 0 | 2,274 |
41,094,926 | 2016-12-12T05:56:00.000 | 2 | 0 | 0 | 0 | python,django,django-admin | 60,692,503 | 3 | false | 1 | 0 | experienced the same issue, the best way is to copy the CREATE TABLE log, login to your database ./manage.py dbshell and Paste the content over there without adding the last line (COMMIT ) it will solve the problem and manually create the table for you. | 2 | 1 | 0 | I get this error
"ProgrammingError at /admin/
relation "django_admin_log" does not exist
LINE 1: ..."."app_label", "django_content_type"."model" FROM "django_ad..."
django_admin_log table does not exist in the database. Does anyone know how I can create it? I am not worried about deleting the data for my app.
wh... | I accidentally deleted django_admin_log and now i can not use the django admin | 0.132549 | 1 | 0 | 2,274 |
41,097,429 | 2016-12-12T09:11:00.000 | 0 | 0 | 1 | 0 | python,methods,wrapper | 41,097,657 | 1 | false | 0 | 0 | You can't do this with a module.
Use a class, with a @property. | 1 | 0 | 0 | I'm not sure what I'm trying to do is even possible:
Basically I got a config.py file, it contains some variables, let's say var1 is one of them.
I want that by doing config.var1 = 'some value' what will actually happen is config.some_method('some value')
Is that possible? | Wrap a 1 argument method as a variable change in Python | 0 | 0 | 0 | 27 |
41,101,246 | 2016-12-12T12:44:00.000 | 1 | 0 | 0 | 0 | python,mysql | 47,078,137 | 3 | false | 0 | 0 | It's been a while to this question but I'll post the solution I found anyway.
Using the official mysql connector for python, the rows are not fetched from the server until requested. As a result, if there are remaining rows, trying to close the connection throws an exception. One option is to use buffered cursor. A buf... | 1 | 1 | 0 | I am using the python mysql connector in a little script. The problem I'm facing is: when executing a select statement that returns 0 rows, I'm unable to close the cursor. When closing the cursor, "mysql.connector.errors.InternalError: Unread result found" is triggered. However, calling fetchall() results in an "mysql.... | How to properly handle empty data set with python mysql connector? | 0.066568 | 1 | 0 | 2,753 |
41,102,210 | 2016-12-12T13:40:00.000 | 2 | 0 | 0 | 0 | python,user-interface,pyqt,pyqt4 | 41,130,814 | 1 | false | 0 | 1 | The mouse tracking needs to be True on the QTreeWidget class to enable the status tips.
For this you need to call setMouseTracking(True) on your QTreeWidget class. | 1 | 1 | 0 | I was told the setToolTip() doesn't work on all platforms, therefore, I'm trying to use setStatusTip() to display a status message instead. But unfortunately, with the TreeWidgetItem the status bar is not getting updated. Nothing happens when I hover over the item. | Status message not appearing when using setStatusTip() function with a TreeWidgetItem | 0.379949 | 0 | 0 | 334 |
41,103,817 | 2016-12-12T15:09:00.000 | 1 | 0 | 0 | 0 | python,tkinter | 41,110,070 | 2 | false | 0 | 1 | On both Linux and Windows, Tcl will use the value of the LANG environment variable if set to initialize the locale. So if you set LANG=en you will get an English locale. If this is not set, then on Windows it then examines the registry to identify the locale in use and configures from that. You can find the Tcl code do... | 1 | 0 | 0 | I am currently developing a cross platform GUI application with Python, and tkinter.
Although I'm German, I want all button labels to be displayed in English. By now it is a strange mix because the messages in tkMessageBoxes are in English but button labels and file dialog boxes are in German.
Is there a way to for... | Forcing tkinter to 'speak' English | 0.099668 | 0 | 0 | 988 |
41,104,303 | 2016-12-12T15:36:00.000 | 1 | 0 | 0 | 0 | python,string,tkinter | 41,104,418 | 2 | false | 0 | 1 | Use setattr:
setattr(self, '_prentice', tk.Button(master)). | 1 | 0 | 0 | Im trying to figure out how to change a string into a name of a Button.
For example if I had the string self._name = 'self._prentice', I would like to make self._prentice = tk.Button(master). I need to do it this way as the string could be any name and I need to create a way of storing this so I can later pack or destr... | Changing a string into the name of a button | 0.099668 | 0 | 0 | 44 |
41,105,062 | 2016-12-12T16:18:00.000 | 1 | 0 | 1 | 0 | python,c++,visual-studio-2012,pycharm,boost-python | 41,107,779 | 1 | true | 0 | 1 | I changed my VS12 project output file extension to .pyd (Right Click on Project -> Properties -> Linker -> General -> Output File -> changed to $(OutDir)$(TargetName).pyd) and now I can load the library in Python from the command line but still can't from Pycharm.
After that, made the directory where the .pyd (along wi... | 1 | 0 | 0 | I have a VS12 project and exposed some of the classes to Python using boost-python. After some linkage issues my project finally builds correctly and generates a MySDK.lib and MySDK.dll. I called the Boost Python module the same as the library i.e. BOOST_PYTHON_MODULE(MySDK). Are these .lib and .dll all I need to use M... | Boost-Python C++ project builds, How to use the new library from Python? | 1.2 | 0 | 0 | 610 |
41,107,643 | 2016-12-12T18:57:00.000 | 0 | 1 | 0 | 0 | python,email,outlook | 41,108,481 | 1 | false | 0 | 0 | SMTP is only for sending. To receive (read) emails, you will need to use other protocols, such as POP3, IMAP4, etc. | 1 | 0 | 0 | I know how to send email through Outlook/Gmail using the Python SMTP library. However, I was wondering if it was possible to receive replys from those automated emails sent from Python.
For example, if I sent an automated email from Python (Outlook/Gmail) and I wanted the user to be able to reply "ok" or "quit" to the ... | Python SMTP Send Email and Receive Reply | 0 | 0 | 1 | 308 |
41,108,551 | 2016-12-12T19:57:00.000 | 1 | 0 | 0 | 0 | python,python-requests,werkzeug | 59,821,311 | 3 | false | 0 | 0 | A PyPI package now exists for this so you can use pip install requests-flask-adapter. | 1 | 11 | 0 | I'm trying to make a usable tests for my package, but using Flask.test_client is so different from the requests API that I found it hard to use.
I have tried to make requests.adapters.HTTPAdapter wrap the response, but it looks like werkzeug doesn't use httplib (or urllib for that matter) to build it own Response objec... | requests-like wrapper for flask's test_client | 0.066568 | 0 | 1 | 1,360 |
41,109,851 | 2016-12-12T21:25:00.000 | 1 | 0 | 1 | 1 | python,pdcurses,unicurses | 49,979,004 | 1 | false | 0 | 0 | To allow import, pdcurses.dll needs to be located in the python folder, for example C:\python36. To run a python script which imports and executes unicurses modules, the pdcurses.dll needs to be located in the same folder as the python script you are executing, so it needs to be located in 2 places. | 1 | 3 | 0 | When trying to import the UniCurses package, I receive the error "UniCurses initialization error - pdcurses.dll not found."
I have downloaded the pdcurses distributions (specifically pdc34dllw.zip) and extracted the files to:
*\Python\Lib\site-packages (Where unicurses.py is located)
*\Python\Lib\site-packages\unicu... | UniCurses pdcurses.dll Error | 0.197375 | 0 | 0 | 898 |
41,111,612 | 2016-12-12T23:53:00.000 | 0 | 1 | 1 | 0 | python-3.x,unit-testing | 41,235,098 | 1 | false | 0 | 0 | The easiest way to do this is to not even evaluate the test. If you are going to just return that it passed anyway, just remove the if statement from your code, and replace it with just the return. | 1 | 0 | 0 | I'm thinking of ways to break unit test and can't figure out a way for a unit test to return positive even when it shouldn't all the time regardless of whether you know the tests or not. | Is there a way to make unit test return that every test passed even when it didn't? (Python 3) | 0 | 0 | 0 | 20 |
41,111,623 | 2016-12-12T23:54:00.000 | 0 | 0 | 1 | 0 | python,python-3.x,pip,python-requests,importerror | 41,123,054 | 1 | true | 0 | 0 | I resolved this issue by just reinstalling requests to the c: drive (which didn't fully solve it) and then just moving the requests folder to c:\Lib which now works fine and allows me to import it properly. | 1 | 0 | 0 | I am currently having trouble using requests. I use the import requests command yet I get the import error that says no module named 'requests'.
To install it I first installed SetupTools, then pip and finally used the pip install requests command. This didn't work so I ended up uninstalling and reinstalling (with pip3... | Resolution for Import Error when trying to import 'Requests' | 1.2 | 0 | 1 | 44 |
41,111,889 | 2016-12-13T00:26:00.000 | 2 | 0 | 1 | 0 | python,dask | 41,176,064 | 1 | true | 0 | 0 | Update: You can do this to kill the workers started by the multiprocessing scheduler:
from dask.context import _globals
pool = _globals.pop('pool') # remove the pool from globals to make dask create a new one
pool.close()
pool.terminate()
pool.join()
First answer:
For tasks that consume a lot of memory, I prefer to ... | 1 | 3 | 0 | After using the dask multiprocessing scheduler for a long period of time, I noticed that the python processes started by the multiprocessing scheduler take a lot of memory. How can I restart the worker pool? | How to terminate workers started by dask multiprocessing scheduler? | 1.2 | 0 | 0 | 1,816 |
41,114,875 | 2016-12-13T06:28:00.000 | 1 | 0 | 0 | 0 | java,python,scala,apache-spark,apache-spark-sql | 53,483,109 | 5 | false | 0 | 0 | Yes, the date_sub() function is the right for the question, anyway, there's an error in the selected answer:
Return type: timestamp
The return type should be date instead, date_sub() function will trim any hh:mm:ss part of the timestamp, and returns only a date. | 1 | 21 | 0 | How to get current_date - 1 day in sparksql, same as cur_date()-1 in mysql. | How to get today -"1 day" date in sparksql? | 0.039979 | 1 | 0 | 78,284 |
41,117,150 | 2016-12-13T09:05:00.000 | 0 | 0 | 0 | 1 | python,postgresql,pandas,vps | 41,165,424 | 1 | true | 0 | 0 | After investigating countless possible solutions:
Creating a tunnel to forward a port from my local machine to the server so it can access the 3rd party app.
modifying all my python code to manually insert the data from my local machine to the server using psycopg2 instead of pandas to_sql
Creating a docker container ... | 1 | 0 | 0 | I have an issue which may have two possible approaches to getting a solution, im open to either.
I use a 3rd party application to download data daily into pandas dataframes, which I then write into a local postgres database. The dataframes are large, but since the database is local I simply use df.to_sql and it complet... | Writing data to remote VPS database | 1.2 | 1 | 0 | 107 |
41,118,478 | 2016-12-13T10:12:00.000 | 2 | 0 | 0 | 0 | python,python-2.7,sockets,windows-xp | 41,181,086 | 1 | true | 0 | 0 | I made it. Maybe someone else would like to know.
For interpreter run.
Solution is simple: use older version of Python. Worked with 2.7.2, version from 2011. Propably, because Windows XP is deprecated, some functions changed and are no longer compatibile. Thats why I got error, while import socked. | 1 | 1 | 0 | I have a problem, I cant handle for few days. I made a simple app, but its important to install it on every machine in my company. I decided to python, because we got some very old machine, with Windows XP on it, without SP3. Its cut from internet, working only LAN.
This Python app works well on Windows 10, 8 and 7 (c... | Can't run Python EXE on Windows XP | 1.2 | 0 | 0 | 2,193 |
41,124,843 | 2016-12-13T15:32:00.000 | 0 | 0 | 0 | 0 | python,authentication,flask,flask-security | 59,997,976 | 1 | false | 1 | 0 | There could be several ways off the top of my head you approach this, none of them striking a nice balance between simplicity and effectiveness:
One way could be to add a last_seen field to your User. Pick some arbitrary number(s) that could serve as a heuristic to determine whether someone is "active". Any sufficientl... | 1 | 3 | 0 | I'm trying to write a basic Flask app that limits the number of active logins a user can have, a la Netflix. I'm using the following strategy for now:
Using Flask_Security
store a active_login_count field for my User class.
every time a successful login request is completed, the app increases the active_login_count by... | How to limit number of active logins in Flask | 0 | 0 | 0 | 1,075 |
41,126,100 | 2016-12-13T16:35:00.000 | 0 | 0 | 1 | 0 | python,class | 41,126,396 | 3 | false | 0 | 0 | Try to do it with self.data=None , or make an instance variable and call whenever you need. writing algorithm will make this thing more complex try to solve issue with inbuilt functions or with algorithm program vulnerability will affect alot. | 1 | 0 | 0 | I would like some advice on how to best design a class and it's instance variables. I initialize the class with self.name. However, the main purpose of this class it to retrieve data from an API passing self.name as a parameter, and then parsing the data accordingly. I have a class method called fetch_data(self.name) t... | How do I best store API data into a Python class instance variable? | 0 | 0 | 0 | 1,302 |
41,129,504 | 2016-12-13T19:56:00.000 | 4 | 0 | 1 | 0 | python,pycharm | 41,566,309 | 5 | false | 0 | 0 | You don’t mention what operating system you’re using, and it’s relevant here.
If it’s OS X or macOS, you can press Shift+Cmd+G in the file selection dialog (when you’re choosing the location of a new local interpreter) to enter a path manually. (This is a standard macOS shortcut that works in any native file selection... | 1 | 78 | 0 | How to use Pyenv virtualenv's with Pycharm 2016.3? In the earlier version of Pycharm, I could easily set up local interpreter to point anything installed on my machine.
My first idea was to add .python-version file on the root of the project. I Pyenv virtualenv installed so this will activate & run the project with co... | PyCharm with Pyenv | 0.158649 | 0 | 0 | 48,759 |
41,129,537 | 2016-12-13T19:58:00.000 | 1 | 0 | 1 | 0 | python,tkinter,exe | 68,670,515 | 4 | false | 0 | 1 | From The PyInstaller Documentation:
Using a Console Window
By default the bootloader creates a command-line console (a terminal
window in GNU/Linux and Mac OS, a command window in Windows). It gives
this window to the Python interpreter for its standard input and
output. Your script’s use of print and input() are dire... | 2 | 16 | 0 | I want to make my program executable.
I used TkInter to write the GUI, and I read somewhere that you have to save your file as .pyw to hide the console when the program is executed.
The problem is that after making it an executable with PyInstaller, the console shows up again, even though the file converted was .pyw.
H... | Hide the console of an .exe file created with PyInstaller | 0.049958 | 0 | 0 | 37,029 |
41,129,537 | 2016-12-13T19:58:00.000 | 50 | 0 | 1 | 0 | python,tkinter,exe | 41,129,758 | 4 | true | 0 | 1 | Did you try --windowed command line flag ? | 2 | 16 | 0 | I want to make my program executable.
I used TkInter to write the GUI, and I read somewhere that you have to save your file as .pyw to hide the console when the program is executed.
The problem is that after making it an executable with PyInstaller, the console shows up again, even though the file converted was .pyw.
H... | Hide the console of an .exe file created with PyInstaller | 1.2 | 0 | 0 | 37,029 |
41,130,126 | 2016-12-13T20:37:00.000 | 0 | 0 | 1 | 0 | python-3.x,machine-learning,signal-processing | 49,290,726 | 1 | false | 0 | 0 | I had the same problem，just run pip install tools | 1 | 0 | 1 | I just installed scikits.talkbox, and tried using it in my program. But I get the following error
'ImportError: No module named 'tools'
How do I solve this problem? | No module named 'tools' while importing scikits.talkbox | 0 | 0 | 0 | 1,498 |
41,134,378 | 2016-12-14T03:27:00.000 | 0 | 0 | 1 | 0 | python,python-3.x,pyinstaller,cx-freeze | 41,135,217 | 1 | false | 0 | 0 | Have you tried the --console flag with pyinstaller? | 1 | 0 | 0 | I have a command line based program that I've turned into an executable using PyInstaller. I would like the program to launch a command prompt and run when clicked. Currently I can only get it to run from the command prompt. When I click it, a blank command prompt will open, remain open for a couple of seconds and then... | Getting pyinstaller .exe program to run from clicking file? | 0 | 0 | 0 | 245 |
41,136,136 | 2016-12-14T06:27:00.000 | 10 | 0 | 1 | 0 | python,sqlalchemy,sqldatatypes | 41,136,521 | 1 | false | 0 | 0 | From what I know,
Use varchar if you want to have a length constraint
Use string if you don't want to restrict the length of the text
The length field is usually required when the String type is used
within a CREATE TABLE statement, as VARCHAR requires a length on most
databases
Parameters
length - optional, a len... | 1 | 8 | 0 | I used to use Varchar to text string of dynamical string length. Recently I saw people also use String with length to define it.
What is the difference between them? Which one is better to use? | What is the difference between Varchar and String in sqlalchemy's data type? | 1 | 1 | 0 | 29,995 |
41,136,853 | 2016-12-14T07:15:00.000 | 11 | 0 | 0 | 0 | python,machine-learning | 41,137,195 | 2 | true | 0 | 0 | In fact, there is no difference in the effect of the two approaches (rather wordings) on your regression.
In either case, you have to make sure that one of your dummies is left out (i.e. serves as base assumption) to avoid perfect multicollinearity among the set.
For instance, if you want to take the weekday of an obs... | 1 | 14 | 1 | I'm making features for a machine learning model. I'm confused with dummy variable and one-hot encoding.For a instance,a category variable 'week' range 1-7.When using one-hot encoding, encode week = 1 as 1,000,000,week = 2 is 0,100,000... .But I can also make a dummy variable 'week_v',and in this way, I must set a
hid... | What's the difference between dummy variable and one-hot encoding? | 1.2 | 0 | 0 | 14,355 |
41,139,136 | 2016-12-14T09:33:00.000 | 1 | 0 | 0 | 1 | python,linux,bash,chromium | 41,139,324 | 1 | true | 0 | 0 | In your script that runs on startup try DISPLAY=:0 <command> &
To clarify DISPLAY=:0 simply sets which monitor your window opens on with 0 representing the first monitor of the local machine. | 1 | 0 | 0 | I have a bash script that I've defined to run in startup, which runs a python script that waits for a command from another process, and when it gets it, it should open a chromium window with a certain URL.
When I run this script manually it works fine, but when the script runs from startup, I get an error (displayed in... | Linux - Open chromium from a script that runs on startup | 1.2 | 0 | 0 | 227 |
41,139,417 | 2016-12-14T09:47:00.000 | 0 | 1 | 0 | 0 | python,parsing,pdf,pdfminer | 41,146,378 | 1 | false | 0 | 0 | The best method I found so far is to use the HTMLconverter class in the pdfminer lib. This allows you to convert the pdf in HTML format, and it is easier to figure out tables, rows and columns. In my case at least: it may work with all kinds of tables in a PDF file. | 1 | 1 | 0 | I'm parsing PDFs with pdfMiner, using it as a library in my python script.
In most of these PDFs there is a table, where one of the columns is named "company".
Is there a way to:
1) detect the existence of that table in the PDF.
2) get all the company names (i.e. all the entries in the 2nd column of the table).
Thanks ... | pdfminer - accessing PDF table | 0 | 0 | 0 | 416 |
41,148,068 | 2016-12-14T16:55:00.000 | 0 | 0 | 1 | 0 | python,argparse | 41,148,465 | 2 | false | 0 | 0 | You can use nargs=7 for example, and it will only accept exactly 7 (or return None if the flag is not entered)
For example, add
parser.add_argument('-x', nargs=7, help='testing')
to your argument list
and
print args.x
Say your file was a.py
$ python a.py
> None
$ python a.py -x 1
> a.py: error: argument -x: expected ... | 1 | 0 | 0 | This is likely beyond the scope of the argparse module, but I'll try to describe my issue using an example.
I have some fruits and some files attributed to each fruit. Specifically Apple, Banana, and Orange. Apple has 10 files associated with it, Banana has 7, and Oranges has 9. I can hardcode -a, -b, -o each taking n... | Variable Number of narg Arguments Python Argparse | 0 | 0 | 0 | 1,055 |
41,150,975 | 2016-12-14T19:48:00.000 | 12 | 0 | 0 | 1 | python,linux,centos | 47,796,696 | 4 | false | 0 | 0 | You could also setup a "watch" in a separate window to constantly monitor Python processes as you run a script: watch -n 1 "ps u -C python3". Particularly useful when developing with multiprocessing. | 1 | 49 | 0 | How to display list of running processes Python with full name and active status?
I tried this command: pgrep -lf python | How to display list of running processes Python? | 1 | 0 | 0 | 121,162 |
41,154,217 | 2016-12-14T23:51:00.000 | 6 | 0 | 1 | 0 | javascript,python,html,pycharm,jetbrains-ide | 41,154,218 | 1 | true | 1 | 0 | There are two solutions:
You can disable HTML / CSS / JS inspections in Preferences -> Editor -> Inspections.
If your project has a decent amount of third-party libraries (jquery, bootstrap etc.), this might be the reason. Don't index directories with these libraries: right click on a folder and then choose Mark Direc... | 1 | 6 | 0 | PyCharm becomes nearly unresponsive in 5 minutes of editing HTML / CSS / JS code – even typing a single character causes a several seconds lag.
However, everything is absolutely fine when I work with Python. I don't close PyCharm for days and it works smooth.
Restarting PyCharm helps only for a few minutes. I'm on PyC... | PyCharm is terribly slow when editing HTML / CSS / JS | 1.2 | 0 | 0 | 2,026 |
41,154,360 | 2016-12-15T00:10:00.000 | 1 | 0 | 0 | 0 | python,api,pdf | 41,170,783 | 2 | false | 1 | 0 | I wanted to share my solution to this, but give credit to @CoolqB for the answer. The key was including 'rb' to properly read the binary file and including the codecs library. Here are the final code snippets:
Client request:
response = requests.get('https://www.mywebsite.com/_api_call')
Server response:
f = codecs.... | 2 | 0 | 0 | We have two servers (client-facing, and back-end database) between which we would like to transfer PDFs. Here's the data flow:
User requests PDF from website.
Site sends request to client-server.
Client server requests PDF from back-end server (different IP).
Back-end server sends PDF to client server.
Client server ... | Transfer PDF files between servers in python | 0.099668 | 0 | 1 | 1,341 |
41,154,360 | 2016-12-15T00:10:00.000 | 1 | 0 | 0 | 0 | python,api,pdf | 41,154,455 | 2 | true | 1 | 0 | As you said you have no code, that's fine, but I can only give a few suggestions.
I'm not sure how you're sending your files, but I'm assuming that you're using pythons open function.
Make sure you are reading the file as bytes (e.g. open('<pdf-file>','rb'))
Cut the file up into chunks and send it as one file, this wa... | 2 | 0 | 0 | We have two servers (client-facing, and back-end database) between which we would like to transfer PDFs. Here's the data flow:
User requests PDF from website.
Site sends request to client-server.
Client server requests PDF from back-end server (different IP).
Back-end server sends PDF to client server.
Client server ... | Transfer PDF files between servers in python | 1.2 | 0 | 1 | 1,341 |
41,155,598 | 2016-12-15T02:47:00.000 | 0 | 0 | 0 | 0 | python-2.7,sockets,actionscript-3,bit-shift,bitwise-or | 41,157,447 | 1 | false | 1 | 0 | the only way i know, is sending negative number from server for getting a same result, otherwise not possible to reversing it through server (i guess) | 1 | 0 | 0 | I have been tasked with creating a server for a client. I have all of the clients' code, so using it, I must create a server.
The client has a particular piece of code in a function called readInt(num1); return num1 << 24 | num1 << 16 | num1 << 8 | num1, which is called every time the client expects a type = int in the... | Bitwise in a client - server scenario miscalculating | 0 | 0 | 0 | 35 |
41,155,765 | 2016-12-15T03:05:00.000 | 1 | 0 | 1 | 0 | python,arrays,list,loops,iteration | 41,155,912 | 4 | false | 0 | 0 | You can just subtract the number rolled from distance from the player to the end of the board.
if the difference is less than 0, send the player back to the start of the board and add the absolute value of the difference to the player's position. | 1 | 2 | 0 | I'm currently in the process of learning how to use Python, and i'm trying to build a Monopoly simulator (for starters, I just want to simulate how one player moves about on the board).
How do i iteratively go through the list of board positions: eg. range(0, 39)? So, if the player is currently in position 35, and rol... | Iteratively searching through a looped list | 0.049958 | 0 | 0 | 49 |
41,158,067 | 2016-12-15T06:50:00.000 | 0 | 0 | 0 | 0 | python,selenium,tkinter,wxpython,selenium-chromedriver | 41,159,150 | 2 | false | 0 | 0 | You can call autoit3 framework from Python even to open the File Open dialog and fill in the values and press OK or do whatever with the windows. Autoit3 has a dll that can be loaded and called using ctypes. That's what I did in one or 2 projects.
If I understand your question correctly, wxpython or tk won't help you. ... | 1 | 0 | 0 | With Selenium Webdriver, I have to upload some files on a website but since the pop-up window for browsing the file location is handled by the operating system and not the browser, I cannot automate that part with Selenium.
So I want to know which framework or module I need to use to work with system windows of Windows... | How do I handle the system windows with Python on Windows OS? | 0 | 0 | 1 | 253 |
41,163,150 | 2016-12-15T11:33:00.000 | -2 | 0 | 1 | 0 | python,anaconda,python-3.5,packaging,keras | 41,163,228 | 4 | false | 0 | 0 | Navigate to Anaconda installation folder/Scripts and install with pip command | 1 | 1 | 1 | Python 3.5, I am trying to find command to install a Keras Deep Learning package for Anaconda. The command conda install -c keras does not work, can anyone answer Why it doesn't work? | Package installation of Keras in Anaconda? | -0.099668 | 0 | 0 | 6,149 |
41,163,207 | 2016-12-15T11:36:00.000 | 0 | 1 | 0 | 0 | python,eclipse,pydev | 41,178,965 | 1 | true | 0 | 0 | I got the thing working .Turns out XLWT dooesnt support Python 3.X ,they have a different version XLWT-future for3.X versions. The new one is working now . | 1 | 0 | 0 | I am using the Pydev plugin for eclipse to create a small python script. I need to write some data into excell sheets using python .Searching on the internet ,i got xlwt to be the best solution for this .
I downloaded and unpacked the package for xlwt and installed it using easy_install.But still after this i am not ab... | Working with XLWT in pydev | 1.2 | 0 | 0 | 97 |
41,163,658 | 2016-12-15T11:59:00.000 | 1 | 0 | 0 | 0 | python,uber-api | 41,212,414 | 1 | true | 1 | 0 | "Does uber have an API which let user download invoice pdf?" - No, that API does not exist. | 1 | 0 | 0 | I have been searching for a way to get my past ride invoice. Is there any api which i can use to get my rides info/invoice. as i don't want to click on every ride and then. Just want to automate the boring stuff. | Does uber have an API which let user download invoice pdf? | 1.2 | 0 | 1 | 106 |
41,164,620 | 2016-12-15T12:50:00.000 | 4 | 0 | 0 | 0 | python,c,python-c-extension | 41,164,724 | 2 | false | 0 | 0 | No. A segmentation fault means the C code has performed invalid memory access; there's no guarantee the one that failed was the only one that had gone awry. This means you can't trust anything writable within that process's virtual memory space, including the Python runtime and memory allocation structures. Furthermore... | 1 | 4 | 0 | I'm using a third party python library with C extensions. There is one function I call all the time. When I call this function with some special argument (that should be valid) it segfaults.
Let's assume for the moment that I can't file a bug report (will take to long to resolve).
It there any way to handle such probl... | Any way to handle C extension segmentation fault from Python code? | 0.379949 | 0 | 0 | 1,238 |
41,165,008 | 2016-12-15T13:10:00.000 | 2 | 0 | 0 | 0 | python-2.7,openerp,odoo-10 | 41,179,576 | 1 | true | 1 | 0 | In an onchange context it is the old value/record which was used before the change. | 1 | 1 | 0 | in odoo sale order line there is an onchange method _onchange_product_uom_qty() where they used a condition self.product_uom_qty < self._origin.product_uom_qty
Now my question is what does self._orgin is used for what does it return?
Note: 1. you can also find the origin in hr_appraisal module inside the onchange_colle... | what is _origin in odoo | 1.2 | 0 | 0 | 2,580 |
41,166,406 | 2016-12-15T14:19:00.000 | 6 | 1 | 0 | 0 | python,android-studio | 41,166,600 | 1 | true | 1 | 1 | If you only need to run the scripts and not to edit them, the easiest way to do so is to configure an external tool through Settings | Tools | External Tools. This doesn't require the Python plugin or any Python-specific configuration; you can simply specify the command line to execute. External tools appear as items i... | 1 | 9 | 0 | I am running Android Studio 2.2.3
I need to run Python scripts during my development to process some data files. The final apk does not need to run Python in the device.
At the moment I run the scripts from a terminal or from PyDev for Eclipse, but I was looking for a way of doing it from Android Studio.
There seems to... | Running Python scripts inside Android Studio | 1.2 | 0 | 0 | 25,025 |
41,166,722 | 2016-12-15T14:34:00.000 | 0 | 0 | 1 | 0 | python | 41,167,177 | 2 | false | 0 | 0 | using strftime() and strptime() functions you would be able to convert them without issues. | 1 | 0 | 0 | Is it possible to convert all possible types of datetime formats to '%Y-%m-%d %H:%M:%S' without error.
For example, '2016-01-21 12:36:59.124' or '2016-Jan-12 21:36:12' or '16-January-23 23:59:32.1should be converted to %Y-%m-%d %H:%M:%S format without raising any error? | How to convert all possible types of datetime formats using python module | 0 | 0 | 0 | 76 |
41,171,238 | 2016-12-15T18:44:00.000 | 2 | 0 | 0 | 0 | php,python,download,youtube,youtube-dl | 41,175,121 | 1 | true | 0 | 0 | I found an answer myself, I don't know why but to generate a download URL the only things to do is add the title at the end of the URL, so adding &title=Bruno+Mars+-+24K+Magic+%5BOfficial+Video%5D at the end of the first URL solved my problem. | 1 | 1 | 0 | Is there a way to get the direct download URL using youtube-dl?
I tried it with youtube-dl -g https://www.youtube.com/watch?v=xxx
It returns a URL that looks correct at the first sight, but it leads to a blank page that shows the video player. I want to extract the direct download URL like the example below.
Link to pl... | youtube-dl get direct download url | 1.2 | 0 | 1 | 3,296 |
41,173,467 | 2016-12-15T21:17:00.000 | 0 | 0 | 0 | 1 | python-2.7,homebrew,macos-sierra | 41,184,494 | 1 | false | 0 | 0 | Go to this folder and delete the packages that you want to delete
C:\Python27\Scripts
Thank you | 1 | 0 | 0 | I have discovered that I have some old python packages installed in /System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python and want to remove these. Seems impossible to remove them however, tried "sudo rm -rf" etc but get permission errors.
I general I have a working "homebrew" installation and need... | Removing old python packages on macos | 0 | 0 | 0 | 107 |
41,175,714 | 2016-12-16T00:52:00.000 | 0 | 0 | 1 | 0 | python,python-2.7,runtime-error,python-requests,pyinstaller | 41,189,383 | 1 | false | 0 | 0 | The one thing I forgot to try last night was to try a different version of PyInstaller. I uninstalled PyInstaller 3.2 and installed PyInstaller 3.1, and the executable now runs perfectly with no problems. I will be reporting the issue to the PyInstaller folks so they can figure out the problem on their end. | 1 | 0 | 0 | I'm having a problem creating a standalone executable using PyInstaller. Specifically, when I run pyinstaller -F module_name.py, it creates the executable, but the executable fails with ImportError: no module named requests. The module runs fine through the REPL. I know there's a few other questions out there with Impo... | PyInstaller executable raises ImportError: no module named requests | 0 | 0 | 0 | 1,086 |
41,177,567 | 2016-12-16T05:03:00.000 | 1 | 0 | 0 | 1 | python,windows | 41,180,235 | 3 | false | 0 | 0 | Server
python -m http.server
this will create a http server on port 8000
client
python -c "import urllib; urllib.urlretrieve('http://x.x.x.x:8000/filename', 'filename')"
where x.x.x.x is your server ip, filename is what you want to download | 1 | 2 | 0 | I don't want to use external modules like paramiko or fabric. Is there any python built in module through which we can transfer files from windows. I know for linux scp command is there like this is there any command for windows ? | How do I copy files from windows system to any other remote server from python script? | 0.066568 | 0 | 0 | 5,431 |
41,177,692 | 2016-12-16T05:17:00.000 | 1 | 0 | 0 | 0 | linux,django,python-3.x,ubuntu,sqlite | 41,196,939 | 1 | false | 1 | 0 | I figured out that this error was caused by me changing my python path to 3.5 from the default of 2.7. | 1 | 0 | 0 | So the issue is that apparently Django uses the sqlite3 that is included with python, I have sqlite3 on my computer and it works fine on its own. I have tried many things to fix this and have not found a solution yet.
Please let me know how I can fix this issue so that I can use Django on my computer.
:~$ python
Python... | How do I configure the sqlite3 module to work with Django 1.10? | 0.197375 | 1 | 0 | 197 |
41,179,622 | 2016-12-16T07:52:00.000 | 0 | 0 | 0 | 0 | python,mongodb,scrapy | 41,194,752 | 1 | false | 1 | 0 | I've got an answer.
for example:
using -s collection_name=abc for scrapy crawl command, then get the parameter in pipelines.py using param = settings.get('collection_name').
This is also found in stackoverflow, but can't remember which ticket.
Hope this would help some one facing same problem. | 1 | 0 | 0 | The spider is to crawl info on a certain B2B website, and I want it to be a webserver, where user sumbit a url then the spider starts crawl.
The url seems like: apple.b2bxxx.com, which is a minisite on a B2B website, where all the products are listed. The "apple" might be different because different companies use diffe... | Usa parameter as collection name in a scrapy project | 0 | 0 | 0 | 79 |
41,181,453 | 2016-12-16T09:47:00.000 | 4 | 0 | 1 | 0 | python,regex,python-3.x,unicode,python-2.x | 41,181,548 | 2 | true | 0 | 0 | All strings in Python3 are unicode by default. Just remove the u and you should be fine.
In Python2 strings are lists of bytes by default, so we use u to mark them as unicode strings. | 1 | 2 | 0 | I'm trying to convert my Python 2 script to Python 3. How do we do Regex with Unicode?
This is what I had in Python 2 which works It replaces quotes to « and »:
text = re.sub(ur'"(.*?)"', ur'«\1»', text)
I have some really complex ones which the "ur" made it so easy. But it doesn't work in Python 3:
text = re.sub(ur'ه\... | Unicode Regex in Python 3 (from Python 2 Code) | 1.2 | 0 | 0 | 1,204 |
41,182,536 | 2016-12-16T10:40:00.000 | 2 | 1 | 0 | 0 | python,unit-testing,python-green | 43,283,913 | 1 | false | 0 | 0 | Sorry for the delay! I didn't see this question come in!
Coverage 4.1 changed default internal behavior which disabled the missing line output in coverage through Green. This was fixed in Green 2.5.3.
So either use Coverage < 4.1 or Green >= 2.5.3 and you should get the missing lines output. | 1 | 3 | 0 | I am using green for my python project. I have a problem on knowing which part of the code that still uncovered with the unit test. When I run the green using green -vvv --run-coverage, on the result, it only shows the percentage of the covered code. How could I know which part of the code that were not covered? Is the... | Show code coverage in python using green | 0.379949 | 0 | 0 | 231 |
41,185,646 | 2016-12-16T13:35:00.000 | 0 | 1 | 0 | 0 | python,performance,python-3.x,artificial-intelligence | 41,199,608 | 1 | true | 0 | 0 | From your question, it's a bit unclear how your approaches would be implemented. But from the alpha-beta pruning, it seems as if you want to look at a lot of different game states, and in the recursion determine a "score" for each one.
One very important observation is that recursion ends once a 4-in-a-row has been fo... | 1 | 0 | 1 | I am trying to make an ai following the alpha-beta pruning method for tic-tac-toe. I need to make checking a win as fast as possible, as the ai will goes through many different possible game states. Right now I have thought of 2 approaches, neither which is very efficient.
Create a large tuple for scoring every possib... | fastest Connect 4 win checking method | 1.2 | 0 | 0 | 812 |
41,185,693 | 2016-12-16T13:38:00.000 | 0 | 0 | 0 | 0 | python,selenium,scrapy,web-crawler | 46,603,023 | 1 | false | 1 | 0 | You can use DOWNLOAD_DELAY = 0.25 in settings.py,that the downloader should wait before downloading consecutive pages from the same website.
Another way you can use time.sleep() for delaying spider to get response from selenium. | 1 | 0 | 0 | I have a spider that I am using to crawl a site. I only need javascript for one piece of my item. So I scrape part of the site with scrapy then open the URL in selenium. While the URL is opening scrapy continues. How do I make scrapy to wait on my selenium logic to finish?
Thanks in advance. | Scrapy and Selenium: Make scrapy wait for selenium? | 0 | 0 | 1 | 505 |
41,188,326 | 2016-12-16T16:11:00.000 | 2 | 0 | 0 | 0 | python,django,git,master | 41,188,434 | 1 | true | 1 | 0 | Possible causes:
(Git) You forgot to git add files in the conceptCalendar branch, and they are still lying around when you checkout master.
(Python) You have stale .pyc files in your project. Remove them.
(Django) You forgot to makemigrations in the conceptCalendar branch
(Django) You ran migrate on the conceptCalenda... | 1 | 1 | 0 | I am working on a Python/ Django project, using Git to manage my version control.
I recently made some changes on a branch called conceptCalendar3, and the changes I made broke my site.
I committed the changes to that branch, and then checked out master, which, I had branched from in order to create the conceptCalendar... | Git- made changes on a local branch, checked out master, and master is now broken | 1.2 | 0 | 0 | 110 |
41,188,433 | 2016-12-16T16:17:00.000 | 0 | 0 | 1 | 0 | python,restore | 41,264,537 | 2 | false | 0 | 0 | Since you are a new user I am assuming you are new to code development etc. Therefore, you should look at some versioning control tools like:
SVN
Github
Gitlab
There are some more, but these are the most common ones. They are used to store your code and to revert you code if you mess up. They are also used to merge c... | 1 | 0 | 0 | The code inside of a python file randomly deleted, is there anyway to restore? It is a file of 3.70 KB but when opened and put into a text document there is nothing. | Code inside of a python file deleted | 0 | 0 | 0 | 929 |
41,189,282 | 2016-12-16T17:12:00.000 | 1 | 0 | 1 | 0 | python,python-idle,auto-indent | 41,189,551 | 1 | true | 0 | 0 | Your parentheses/brackets/something else are most likely unbalanced on a previous line of code (I'll call it a parentheses). The open parentheses that does not have a closing one is likely on column 28. | 1 | 1 | 0 | I have a bit over 500 lines of code-plus-comments that I've written over the past few days. It runs (see edit), and does what it's supposed to. But whenever I hit enter after any text, IDLE fills in whitespace to column 28. If I go from column 28 and type a line that should need more indentation, for example For i i... | Python IDLE file editor thinks I want more auto-indent than I do | 1.2 | 0 | 0 | 349 |
41,189,951 | 2016-12-16T17:57:00.000 | 2 | 0 | 1 | 0 | python,dll,gdal | 41,190,079 | 2 | false | 0 | 0 | First of all, never download .dll files from shady websites.
The best way of repairing missing dependencies is to reinstall the software that shipped the .dll files completely. | 2 | 0 | 0 | I am using python and I am trying to install the GDAL library. I kept having an error telling me that many DLL files were missing so I used the software Dependency Walker and it showed me that 330 DLL files were missing...
My question is: How do I get that much files without downloading them one by one on a website ? | How do I get hundreds of DLL files? | 0.197375 | 0 | 0 | 58 |
41,189,951 | 2016-12-16T17:57:00.000 | 1 | 0 | 1 | 0 | python,dll,gdal | 41,190,396 | 2 | false | 0 | 0 | By properly installing the software that GDAL depends on.
Consult GDAL's documentation for build and installation instructions. | 2 | 0 | 0 | I am using python and I am trying to install the GDAL library. I kept having an error telling me that many DLL files were missing so I used the software Dependency Walker and it showed me that 330 DLL files were missing...
My question is: How do I get that much files without downloading them one by one on a website ? | How do I get hundreds of DLL files? | 0.099668 | 0 | 0 | 58 |
41,191,394 | 2016-12-16T19:39:00.000 | 2 | 0 | 0 | 0 | python,python-3.x,openpyxl | 41,207,062 | 5 | false | 0 | 0 | No this is not possible because Excel files do not support concurrent access. | 2 | 9 | 0 | I am using openpyxl to write to a workbook. But that workbook needs to be closed in order to edit it. Is there a way to write to an open Excel sheet? I want to have a button that runs a Python code using the commandline and fills in the cells.
The current process that I have built is using VBA to close the file and the... | How to write to an open Excel file using Python? | 0.07983 | 1 | 0 | 18,268 |
41,191,394 | 2016-12-16T19:39:00.000 | 2 | 0 | 0 | 0 | python,python-3.x,openpyxl | 41,194,215 | 5 | false | 0 | 0 | Generally, two different processes shouldn't not be writing to the same file because it will cause synchronization issues.
A better way would be to close the existing file in parent process (aka VBA code) and pass the location of the workbook to python script.
The python script will open it and write the contents in t... | 2 | 9 | 0 | I am using openpyxl to write to a workbook. But that workbook needs to be closed in order to edit it. Is there a way to write to an open Excel sheet? I want to have a button that runs a Python code using the commandline and fills in the cells.
The current process that I have built is using VBA to close the file and the... | How to write to an open Excel file using Python? | 0.07983 | 1 | 0 | 18,268 |
41,198,719 | 2016-12-17T12:47:00.000 | 2 | 0 | 0 | 0 | python,pandas,dataframe | 41,200,368 | 3 | false | 0 | 0 | If the rest of the data in your columns is numeric then you should use pd.to_numeric(df, errors='coerce') | 1 | 0 | 1 | I am using df= df.replace('No data', np.nan) on a csv file containing ‘No data’ instead of blank/null entries where there is no numeric data. Using the head() method I see that the replace method does replace the ‘No data’ entries with NaN. When I use df.info() it says that the datatypes for each of the series is an ob... | Pandas replace method and object datatypes | 0.132549 | 0 | 0 | 1,782 |
41,199,408 | 2016-12-17T14:08:00.000 | 0 | 0 | 1 | 0 | python,opencv,anaconda | 42,058,253 | 1 | false | 0 | 0 | I might be missing something, but i believe you are just missing seting up the envi. variables.
Set Enviromental Variables
Right-click on "My Computer" (or "This PC" on Windows 8.1) -> left-click Properties -> left-click "Advanced" tab -> left-click "Environment Variables..." button.
Add a new User Variable to point to... | 1 | 1 | 1 | Hello guys i ve just installed anaconda3 in windows 8.1 and opencv 2.4.13 and 3.1.0/ Ive copied from the file c:/..../opencv/build/python/2.7/x64/cv2.pyd and i pasted it to C:\Users.....\Anaconda3\Lib\site-packages. I ve pasted both for opencv 2.4.13 as cv2.pyd and for opencv 3.1.0 as cv2(3)pyd in order to change it wh... | Install opencv in anaconda3 | 0 | 0 | 0 | 1,034 |
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