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convert dynamic python object to json,"json.dumps(c, default=lambda o: o.__dict__)" |
convert a beautiful soup html `soup` to text,print(soup.get_text()) |
counting array elements in python,len(myArray) |
extract lists within lists containing a string in python,[l for l in paragraph3] |
python float to decimal conversion,"format(f, '.15g')" |
how to convert numpy datetime64 into datetime,"np.array([[x, x], [x, x]], dtype='M8[ms]').astype('O')[0, 1]" |
how do i convert local time to utc in python?,utc_dt.strftime('%Y-%m-%d %H:%M:%S') |
python logging - disable logging from imported modules,logger = logging.getLogger('my_module_name') |
print a string as hex bytes?,""""""":"""""".join(x.encode('hex') for x in 'Hello World!')" |
how do i get the whole content between two xml tags in python?,"tostring(element).split('>', 1)[1].rsplit('</', 1)" |
i'm looking for a pythonic way to insert a space before capital letters,"re.sub('([a-z](?=[A-Z])|[A-Z](?=[A-Z][a-z]))', '\\1 ', text)" |
how to avoid line color repetition in matplotlib.pyplot?,"pyplot.plot(x, y, color='#112233')" |
creating a 2d matrix in python,x = [[None for _ in range(5)] for _ in range(6)] |
create a regular expression that matches the pattern '^(.+)(?:\\n|\\r\\n?)((?:(?:\\n|\\r\\n?).+)+)' over multiple lines of text,"re.compile('^(.+)(?:\\n|\\r\\n?)((?:(?:\\n|\\r\\n?).+)+)', re.MULTILINE)" |
multiply high order matrices with numpy,"np.einsum('ijk,ij->ik', ind, dist)" |
how to remove duplicates in a nested list of objects in python,"sorted(item, key=lambda x: x.id)" |
get a dictionary in list `dicts` which key 'ratio' is closer to a global value 1.77672955975,"min(dicts, key=lambda x: (abs(1.77672955975 - x['ratio']), -x['pixels']))" |
python match a string with regex,"re.search('sample', line)" |
how do i get the application id at runtime,os.environ['APPLICATION_ID'] |
"convert a tensor with list of constants `[1, 2, 3]` into a numpy array in tensorflow","print(type(tf.Session().run(tf.constant([1, 2, 3]))))" |
possible to retrieve an arbitrary unordered set of named groups in one swoop with python's re module?,"mergedgroupdict('(?P<b>.b.)|(?P<i>.i.)', 'abcdefghijk'[::-1])" |
deleting items from a dictionary with a for loop,del my_dict[k] |
python argparse command line flags without arguments,"parser.add_argument('-w', action='store_true')" |
how to reference to the top-level module in python inside a package?,__init__.py |
argparse associate zero or more arguments with flag 'file',"parser.add_argument('file', nargs='*')" |
how to strip comma in python string,"s = s.replace(',', '')" |
string formatting named parameters?,"print('<a href=""%(url)s"">%(url)s</a>' % {'url': my_url})" |
how to use cherrypy as a web server for static files?,cherrypy.quickstart() |
"check if string ""substring"" is in string",string.find('substring') |
numpy elementwise product of 3d array,"np.einsum('ijk,ikl->ijl', A, B)" |
get all the values in column `b` from pandas data frame `df`,df['b'] |
how to save and load mllib model in apache spark,"lrm.save(sc, 'lrm_model.model')" |
edit xml file text based on path,tree.write('filename.xml') |
find cells in dataframe where value is between x and y,"df.stack().between(2, 10, inclusive=False).unstack()" |
can't delete row from sqlalchemy due to wrong session,db.session.commit() |
creating a png file in python,"f.write(makeGrayPNG([[0, 255, 0], [255, 255, 255], [0, 255, 0]]))" |
python list of tuples to list of int,y = [j for i in x for j in i] |
how to print more than one value in a list comprehension?,"[[word, len(word), word.upper()] for word in sent]" |
"remove all non -word, -whitespace, or -apostrophe characters from string `doesn't this mean it -technically- works?`","re.sub(""[^\\w' ]"", '', ""doesn't this mean it -technically- works?"")" |
sorting a list of dictionary `a` by values in descending order,"sorted(a, key=dict.values, reverse=True)" |
how to skip the extra newline while printing lines read from a file?,print(line.rstrip('\n')) |
how to make a pandas crosstab with percentages?,"pd.crosstab(df.A, df.B).apply(lambda r: r / len(df), axis=1)" |
"read in tuple of lists from text file as tuple, not string - python","ast.literal_eval(""('item 1', [1,2,3,4] , [4,3,2,1])"")" |
sort a sublist of elements in a list leaving the rest in place,"['X', 'B2', 'B11', 'B22', 'B', 'B1', 'B21', 'C', 'Q1', 'C11', 'C2']" |
how can i retrieve the current seed of numpy's random number generator?,"print(np.random.randint(0, 100, 10))" |
matplotlib - fixing x axis scale and autoscale y axis,plt.show() |
check if string `my_string` is empty,"if (not my_string): |
pass" |
can python test the membership of multiple values in a list?,"set(['a', 'b']).issubset(['b', 'a', 'foo', 'bar'])" |
python accessing data in json object,result['streams'] |
pls-da algorithm in python,"dummy = np.array([[1, 1, 0, 0], [0, 0, 1, 1]]).T" |
how to write binary data in stdout in python 3?,sys.stdout.write('Your string to Stdout\n') |
setting matplotlib colorbar range,"quadmesh.set_clim(vmin=0, vmax=15)" |
finding consecutive consonants in a word,"re.findall('[^aeiou]+', '123concertation')" |
generate random integers between 0 and 9,"print((random.randint(0, 9)))" |
how to change font and size of buttons and frame in tkinter using python?,"btn5.grid(row=1, column=2, columnspan=1, sticky='EWNS')" |
deleting mulitple columns in pandas,"df.drop(df.ix[:, 'Unnamed: 24':'Unnamed: 60'].head(0).columns, axis=1)" |
best / most pythonic way to get an ordered list of unique items,sorted(set(itertools.chain.from_iterable(sequences))) |
what is the most pythonic way to avoid specifying the same value in a string,"""""""hello {0}, how are you {0}, welcome {0}"""""".format('john')" |
i'm looking for a pythonic way to insert a space before capital letters,"re.sub('(\\w)([A-Z])', '\\1 \\2', 'WordWordWWWWWWWord')" |
element-wise minimum of multiple vectors in numpy,"np.minimum.accumulate([np.arange(3), np.arange(2, -1, -1), np.ones((3,))])" |
convert the dataframe column 'col' from string types to datetime types,df['col'] = pd.to_datetime(df['col']) |
"list of tuples (string, float)with nan how to get the min value?","min(list, key=lambda x: float('inf') if math.isnan(x[1]) else x[1])" |
group by in mongoengine embeddeddocumentlistfield,Cart.objects.filter(user=user).first().distinct('items.item') |
how to split 1d array into 2d array in numpy by splitting the array at the last element?,"np.split(a, [-1])" |
open the login site 'http://somesite.com/adminpanel/index.php' in the browser,webbrowser.open('http://somesite.com/adminpanel/index.php') |
numpy mean with comparison operator in the parameter,"array([True, True, True, False, False, False, False], dtype=bool)" |
how can i convert a tensor into a numpy array in tensorflow?,"print(type(tf.constant([1, 2, 3]).eval()))" |
create a list containing a four elements long tuples of permutations of binary values,"itertools.product(list(range(2)), repeat=4)" |
how to make ordered dictionary from list of lists?,"pprint([OrderedDict(zip(names, subl)) for subl in list_of_lists])" |
"python selenium safari, disable logging",browser = webdriver.Safari() |
how can i launch an instance of an application using python?,os.system('start excel.exe <path/to/file>') |
python: how can i include the delimiter(s) in a string split?,"['(two', 'plus', 'three)', 'plus', 'four']" |
sum parts of numpy.array,"a[:, ::2] + a[:, 1::2]" |
multiple pipes in subprocess,p.wait() |
how do i use a dictionary to update fields in django models?,Book.objects.filter(id=id).update() |
how can i get the index value of a list comprehension?,"{(p.id, ind): {'id': p.id, 'position': ind} for ind, p in enumerate(p_list)}" |
how to find elements by class,"soup.find_all('a', class_='sister')" |
pandas groupby: count the number of occurences within a time range for each group,df['WIN1'] = df['WIN'].map(lambda x: 1 if x == 'Yes' else 0) |
flipping bits in python,n ^= (1 << upper) - 1 & ~((1 << lower) - 1) |
python: sorting dictionary of dictionaries,"sorted(list(dic.items()), key=lambda x: x[1]['Fisher'], reverse=True)" |
scroll backwards and forwards through matplotlib plots,plt.show() |
python: group list items in a dict,"res.setdefault(item['a'], []).append(item)" |
insert image in openpyxl,wb.save('out.xlsx') |
creating a dictionary with list of lists in python,inlinkDict[docid] = adoc[1:] |
is there a way to subclass a generator in python 3?,"['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J']" |
how to properly determine current script directory in python?,os.path.dirname(os.path.abspath(__file__)) |
how can i color python logging output?,"logging.Formatter.__init__(self, msg)" |
how to get the index and occurance of each item using itertools.groupby(),"[(key, len(list(it))) for key, it in itertools.groupby(list_one)]" |
empty a list `lst`,del lst[:] |
how to get transparent background in window with pygtk and pycairo?,win.show() |
"subset numpy array `a` by column and row, returning the values from the first row, first column and the second row, second column and the third row, first column.","a[np.arange(3), (0, 1, 0)]" |
how do i create a python set with only one element?,mySet = set([myString]) |
radar chart with multiple scales on multiple axes,ax.xaxis.set_visible(False) |
get the maximum 2 values per row in array `a`,"A[:, -2:]" |
get size of a file before downloading in python,"open(filename, 'rb')" |
python: sanitize a string for unicode?,s = s.decode('cp1250') |
add custom method to string object,sayhello('JOHN'.lower()) |
python image library: how to combine 4 images into a 2 x 2 grid?,image64 = Image.open(fluid64 + '%02d.jpg' % pic) |
how to use re match objects in a list comprehension,[m.group(1) for l in lines for m in [regex.search(l)] if m] |
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