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Mean line on top of bar plot with pandas and matplotlib,plt.show() |
Summing across rows of Pandas Dataframe,df2.reset_index() |
Customize x-axis in matplotlib,ax.set_xlabel('Hours') |
What is the best way to convert a SymPy matrix to a numpy array/matrix,np.array(g).astype(np.float64) |
Python pandas dataframe: retrieve number of columns,len(df.index) |
How to plot error bars in polar coordinates in python?,plt.show() |
Change timezone of date-time column in pandas and add as hierarchical index,"dataframe.tz_localize('UTC', level=0)" |
how to vectorise Pandas calculation that is based on last x rows of data,df.shift(365).rolling(10).B.mean() |
django: Save image from url inside another model,"self.image.save('test.jpg', ContentFile(content), save=False)" |
Python MySQL connector - unread result found when using fetchone,cursor = cnx.cursor(buffered=True) |
"Python, Encoding output to UTF-8",f.write(s.encode('utf8')) |
How can I parse JSON in Google App Engine?,obj = json.loads(string) |
matplotlib axis label format,"ax1.ticklabel_format(axis='y', style='sci', scilimits=(-2, 2))" |
Create a permutation with same autocorrelation,"np.corrcoef(x[0:len(x) - 1], x[1:])[0][1]" |
Print variable line by line with string in front Python 2.7,print('\n'.join(formatted)) |
Delete multiple dictionaries in a list,[i for i in Records if i['Price']] |
sorting a list of dictionary values by date in python,"rows.sort(key=itemgetter(1), reverse=True)" |
python How do you sort list by occurrence with out removing elements from the list?,"sorted(lst, key=lambda x: (c[x], x), reverse=True)" |
Dividing a string at various punctuation marks using split(),""""""""""""".join(char if char.isalpha() else ' ' for char in test).split()" |
Converting Indices of Series to Columns,pd.DataFrame(s).T |
Pull Tag Value using BeautifulSoup,"print(soup.find('span', {'class': 'thisClass'})['title'])" |
Show me some cool python list comprehensions,[i for i in range(10) if i % 2 == 0] |
Implementing a Kolmogorov Smirnov test in python scipy,"stats.kstest(np.random.normal(0, 1, 10000), 'norm')" |
Import a module in Python,__init__.py |
How to draw line inside a scatter plot,ax.set_ylabel('TPR or sensitivity') |
How to get reproducible results in keras,srng.seed(902340) |
How to write binary data in stdout in python 3?,sys.stdout.buffer.write('some binary data') |
"Python, add items from txt file into a list",names = [line.strip() for line in open('names.txt')] |
Import an image as a background in Tkinter,background_image = Tk.PhotoImage(file='C:/Desktop/logo.gif') |
PyV8 in threads - how to make it work?,t.start() |
Element-wise minimum of multiple vectors in numpy,"np.minimum.accumulate([np.arange(3), np.arange(2, -1, -1), np.ones((3,))])" |
"How to construct relative url, given two absolute urls in Python","os.path.relpath('/images.html', os.path.dirname('/faq/index.html'))" |
Row-to-Column Transposition in Python,"zip([1, 2, 3], [4, 5, 6])" |
Parsing JSON with python: blank fields,entries['extensions'].get('telephone') |
Sending JSON request with Python,"json.dumps(data).replace('""', '')" |
Python pandas: how to run multiple univariate regression by group,"df.grouby('grp').apply(ols_res, xcols=['x1', 'x2'], ycol='y')" |
Matplotlib: -- how to show all digits on ticks?,plt.gca().xaxis.set_major_formatter(FixedFormatter(ll)) |
Matching id's in BeautifulSoup,"print(soupHandler.findAll('div', id=re.compile('^post-')))" |
How can I kill a thread in python,thread.exit() |
How do I use user input to invoke a function in Python?,"{'func1': func1, 'func2': func2, 'func3': func3}.get(choice)()" |
Django: Detecting changes of a set of fields when a model is saved,"super(Model, self).save(*args, **kwargs)" |
Convert sets to frozensets as values of a dictionary,"d = {k: frozenset(v) for k, v in list(d.items())}" |
How to update the image of a Tkinter Label widget?,root.mainloop() |
Sort a list of tuples by 2nd item (integer value),"sorted(data, key=itemgetter(1))" |
"Downloading an image, want to save to folder, check if file exists","urllib.request.urlretrieve('http://stackoverflow.com', filename)" |
Pandas - make a column dtype object or Factor,df['col_name'] = df['col_name'].astype('category') |
How do I strftime a date object in a different locale?,"locale.setlocale(locale.LC_ALL, 'de_DE.UTF-8')" |
Python Requests getting SSLerror,"requests.get('https://www.reporo.com/', verify='chain.pem')" |
Remove all occurrences of words in a string from a python list,""""""" """""".join([i for i in word_list if i not in remove_list])" |
how to read a csv file in reverse order in python,"print(', '.join(row))" |
How do I keep the JSON key order fixed with Python 3 json.dumps?,"print(json.dumps(data, indent=2, sort_keys=True))" |
How can I get the list of names used in a formatting string?,get_format_vars('hello %(foo)s there %(bar)s') |
Adding custom fields to users in django,"middle_name = models.CharField(max_length=30, null=True, blank=True)" |
pandas + dataframe - select by partial string,df[df['A'].str.contains('hello')] |
Making a python program wait until Twisted deferred returns a value,reactor.run() |
How to use sklearn fit_transform with pandas and return dataframe instead of numpy array?,df.head(3) |
Is there a python method to re-order a list based on the provided new indices?,L = [L[i] for i in ndx] |
How can I retrieve the TLS/SSL peer certificate of a remote host using python?,"print(ssl.get_server_certificate(('server.test.com', 443)))" |
Setting timezone in Python,time.strftime('%X %x %Z') |
How to pause and wait for command input in a python script,variable = input('input something!: ') |
How to check if string is a pangram?,is_pangram = lambda s: not set('abcdefghijklmnopqrstuvwxyz') - set(s.lower()) |
Format string - spaces between every three digit,"""""""{:,}"""""".format(12345678.46)" |
How do I translate a ISO 8601 datetime string into a Python datetime object?,yourdate = dateutil.parser.parse(datestring) |
How to get first element in a list of tuples?,"[1, 2]" |
Pandas - Plotting series,"pd.concat([rng0, rng1, rng2, rng3, rng4, rng5], axis=1).T.plot()" |
Get often occuring string patterns from column in R or Python,"[('okay', 5), ('bla', 5)]" |
Creating your own contour in opencv using python,cv2.waitKey(0) |
"Find the maximum x,y value fromn a series of images","x = np.maximum(x, y)" |
Converting a dictionary into a list,list(flatten(elements)) |
Calcuate mean for selected rows for selected columns in pandas data frame,"df[['b', 'c']].iloc[[2, 4]].mean(axis=0)" |
Writing UTF-8 String to MySQL with Python,"conn = MySQLdb.connect(charset='utf8', init_command='SET NAMES UTF8')" |
Pandas - Data Frame - Reshaping Values in Data Frame,"df.set_index(['row_id', 'Game_ID']).unstack(level=0).sortlevel(level=1, axis=1)" |
How to sort tire sizes in python,"['235/40/17', '285/30/18', '315/25/19', '275/30/19', '285/30/19']" |
python program to read a matrix from a given file,"l = [map(int, line.split(',')) for line in f if line.strip() != '']" |
How do I disable log messages from the Requests library?,logging.getLogger('requests').setLevel(logging.WARNING) |
How do I include unicode strings in Python doctests?,mylen('\xe1\xe9\xed\xf3\xfa') |
Best way to abstract season/show/episode data,self.__class__.__name__ |
Python: Listen on two ports,time.sleep(1) |
Writing Unicode text to a text file?,f.close() |
How do I abort a socket.recvfrom() from another thread in python?,"self._socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)" |
Default fonts in Seaborn statistical data visualization in iPython,sns.set(font='Verdana') |
Python string slice indices - slice to end of string,word[1:] |
How do I convert LF to CRLF?,"txt.replace('\n', '\r\n')" |
drop column based on a string condition,"df.drop(df.columns[df.columns.str.match('chair')], axis=1)" |
Additional empty elements when splitting a string with re.split,"re.findall('\\w+="".*?""', comp)" |
How to programmatically tell Celery to send all log messages to stdout or stderr?,my_handler = logging.StreamHandler(sys.stdout) |
Python gzip: is there a way to decompress from a string?,"open(filename, mode='rb', compresslevel=9)" |
How to Print next year from current year in Python,print(date.today().year + 1) |
Norm along row in pandas,"df.apply(lambda x: np.sqrt(x.dot(x)), axis=1)" |
Accessing a decorator in a parent class from the child in Python,"super(otherclass, self).__init__()" |
Data Frame Indexing,"p_value = pd.DataFrame(np.zeros((2, 2), dtype='float'), columns=df.columns)" |
Print the concatenation of the digits of two numbers in Python,print(str(2) + str(1)) |
format ints into string of hex,""""""""""""".join('%02x' % i for i in input)" |
How to filter a query by property of user profile in Django?,designs = Design.objects.filter(author__user__profile__screenname__icontains=w) |
pythonic way to associate list elements with their indices,"d = dict((y, x) for x, y in enumerate(t))" |
Getting the first elements per row in an array in Python?,zip(*s)[0] |
Truth value of numpy array with one falsey element seems to depend on dtype,"np.array(['a', 'b']) != 0" |
django-rest-swagger: how to group endpoints?,"url('^api/', include('api.tasks.urls'), name='my-api-root')," |
how to extract nested lists?,list(chain.from_iterable(list_of_lists)) |
How to disable a widget in Kivy?,MyApp().run() |
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