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how do i match contents of an element in xpath (lxml)?,"tree.xpath("".//a[text()='Example']"")[0].tag" |
convert scientific notation to decimal - python,"""""""{:.50f}"""""".format(float(a[0] / a[1]))" |
use operations like max/min within a row to a dataframe 'd' in pandas,"d.apply(lambda row: min([row['A'], row['B']]) - row['C'], axis=1)" |
index of element in numpy array,"i, j = np.where(a == value)" |
python tkinter: how to create a toggle button?,root = tk.Tk() |
converting a dict into a list,"['two', 2, 'one', 1]" |
sort list `my_list` in alphabetical order based on the values associated with key 'name' of each dictionary in the list,my_list.sort(key=operator.itemgetter('name')) |
list of all unique characters in a string?,list(set('aaabcabccd')) |
load a json data `json_string` into variable `json_data`,json_data = json.loads(json_string) |
python spliting a string,"""""""Sico87 is an awful python developer"""""".split(' ')" |
how to extract a floating number from a string,"re.findall('\\d+\\.\\d+', 'Current Level: 13.4 db.')" |
how to get the symbolic path instead of real path?,os.path.abspath('link/file') |
how to plot a rectangle on a datetime axis using matplotlib?,ax.xaxis.set_major_locator(locator) |
how do i get the url of the active google chrome tab in windows?,"omniboxHwnd = win32gui.FindWindowEx(hwnd, 0, 'Chrome_OmniboxView', None)" |
how to use selenium with python?,from selenium import webdriver |
check python version,sys.version_info |
pass another object to the main flask application,app.run() |
how to store indices in a list,print([s[i] for i in index]) |
load a tsv file `c:/~/trainsetrel3.txt` into a pandas data frame,"DataFrame.from_csv('c:/~/trainSetRel3.txt', sep='\t')" |
get a list `res_list` of the first elements of each tuple in a list of tuples `rows`,res_list = [x[0] for x in rows] |
selenium / python - selecting via css selector,"driver.find_element_by_css_selector("".test_button4[value='Update']"").click()" |
how can i treat a section of a file as though it's a file itself?,f.seek(0) |
how to compare list in python?,result.append(b[index]) |
reply to tweet with tweepy - python,"api.update_status('@<username> My status update', tweetId)" |
how to save xlsxwriter file in certain path?,workbook = xlsxwriter.Workbook('app/smth1/smth2/Expenses01.xlsx') |
how to write a multidimensional array to a text file?,outfile.write('# New slice\n') |
how to get an arbitrary element from a frozenset?,[next(iter(s)) for _ in range(10)] |
"append line ""cool beans..."" to file ""foo""","with open('foo', 'a') as f: |
f.write('cool beans...')" |
python wildcard matching,"""""""1**0*"""""".replace('*', '[01]')" |
sorting python list based on the length of the string,xs.sort(key=lambda s: len(s)) |
how can i get around declaring an unused variable in a for loop?,[''] * len(myList) |
replacing letters in python given a specific condition,"['tuberculin 1 Cap(s)', 'tylenol 1 Cap(s)', 'tramadol 2 Cap(s)']" |
how to print container object with unicode-containing values?,print(str(x).decode('raw_unicode_escape')) |
matplotlib - how to plot a random-oriented rectangle (or any shape)?,plt.show() |
consequences of abusing nltk's word_tokenize(sent),"nltk.tokenize.word_tokenize('Hello, world. How are you?')" |
how to display a jpg file in python?,Image.open('pathToFile').show() |
how to clear an entire treeview with tkinter,tree.delete(*tree.get_children()) |
regex: string with optional parts,"re.search('^(.*?)(Arguments:.*?)?(Returns:.*)?$', s, re.DOTALL)" |
how do i connect to a mysql database in python?,cursor.execute('SELECT * FROM LOCATION') |
mask out specific values from an array,"np.in1d(a, [2, 3]).reshape(a.shape)" |
how to create a self resizing grid of buttons in tkinter?,root.mainloop() |
how to run basic web app container in docker-py?,host_port = info['NetworkSettings']['Ports']['1337'][0]['HostPort'] |
filter pyspark dataframe column with none value,df.filter('dt_mvmt is not NULL') |
how to iterate over unicode characters in python 3?,print('U+{:04X}'.format(ord(c))) |
python - how to calculate equal parts of two dictionaries?,"dict((x, set(y) & set(d1.get(x, ()))) for x, y in d2.items())" |
select rows from a dataframe based on values in a column in pandas,"df.loc[df.index.isin(['one', 'two'])]" |
how do convert a pandas/dataframe to xml?,print(df.to_xml()) |
python - move elements in a list of dictionaries to the end of the list,"sorted(lst, key=lambda x: x['language'] != 'en')" |
app engine ndb alternative for db.stringlistproperty,ndb.StringProperty(repeated=True) |
elegant way to transform a list of dict into a dict of dicts,"dict(zip([d.pop('name') for d in listofdict], listofdict))" |
how to install subprocess module for python?,subprocess.call(['py.test']) |
add legend to scatter plot,plt.show() |
turn dataframe into frequency list with two column variables in python,"pd.concat([df1, df2], axis=1)" |
how to convert a string to its base-10 representation?,"int(s.encode('hex'), 16)" |
split 1d array `a` into 2d array at the last element,"np.split(a, [-1])" |
mapping a table function to a model using sqlalchamy,session.query(func.myThingFunction('bar')).all() |
how can a python list be sliced such that a column is moved to being a separate element column?,"[item for sublist in [[i[1:], [i[0]]] for i in l] for item in sublist]" |
tornado write a jsonp object,"{'1': 2, 'foo': 'bar', 'false': true}" |
how to pass members of a dict to a function,some_func(**mydict) |
regex - substitute specific chars exept specific string,"""""""\\1""""""" |
accepting a dictionary as an argument with argparse and python,"dict(""{'key1': 'value1'}"")" |
initialize a list of empty lists `x` of size 3,x = [[] for i in range(3)] |
"find all possible sequences of elements in a list `[2, 3, 4]`","map(list, permutations([2, 3, 4]))" |
get webpage contents with python?,urllib.request.urlopen('http://www.python.org/') |
is it possible to renice a subprocess?,Popen(['nice']).communicate() |
sort list of strings by integer suffix in python,"sorted(the_list, key=lambda k: int(k.split('_')[1]))" |
python: append values to a set,"a.update([3, 4])" |
python - how to sort a list of numerical values in ascending order,"sorted([10, 3, 2])" |
how to match beginning of string or character in python,"re.findall('[^a]', 'abcd')" |
how to pass initial parameter to django's modelform instance?,"super(BackupForm, self).__init__(*args, **kwargs)" |
python: how to get the length of itertools _grouper,length = len(list(clusterList)) |
writing to a file in a for loop,myfile.close() |
how to reorder indexed rows based on a list in pandas data frame,"df.reindex(['Z', 'C', 'A'])" |
using spritesheets in tkinter,app.mainloop() |
removing nan values from an array,x = x[~numpy.isnan(x)] |
how to use regexp function in sqlite with sqlalchemy?,"cursor.execute('SELECT c1 FROM t1 WHERE c1 REGEXP ?', [SEARCH_TERM])" |
how to iterate over a range of keys in a dictionary?,"[x for x in d if x not in ('Domain Source', 'Recommend Suppress')]" |
apply a function to a pandas dataframe whose returned value is based on other rows,"df.groupby(['item', 'price']).region.apply(f)" |
find the indexes of all regex matches in python?,"[(m.start(0), m.end(0)) for m in re.finditer(pattern, string)]" |
plot with custom text for x axis points,plt.show() |
how to draw intersecting planes?,plt.show() |
turning off logging in paramiko,logging.basicConfig(level=logging.WARN) |
pandas data frame indexing using loc,df['Weekday'].loc[1] |
how do i create a python set with only one element?,set(['foo']) |
wtforms: how to select options in selectmultiplefield?,"form.myfield.data = ['1', '3']" |
string split with indices in python,"c = [(m.start(), m.end() - 1) for m in re.finditer('\\S+', a)]" |
format string - spaces between every three digit,"format(12345678.46, ',').replace(',', ' ').replace('.', ',')" |
read unicode characters from command-line arguments in python 2.x on windows,print(repr(sys.argv[1].decode('UTF-8'))) |
how to get text with selenium web driver in python,element = driver.find_element_by_class_name('class_name').text |
"make a dictionary from list `f` which is in the format of four sets of ""val, key, val""","{f[i + 1]: [f[i], f[i + 2]] for i in range(0, len(f), 3)}" |
conversion from a numpy 3d array to a 2d array,"a.reshape(-1, 3, 3, 3, 3, 3).transpose(0, 2, 4, 1, 3, 5).reshape(27, 27)" |
pythonic way to create a 2d array?,[([0] * width) for y in range(height)] |
python counting elements of a list within a list,all(x.count(1) == 3 for x in L) |
"how do i randomly select a variable from a list, and then modify it in python?","['1', '2', '3', '4', '5', '6', '7', 'X', '9']" |
how to send an email with gmail as provider using python?,server.starttls() |
"how to reverse geocode serverside with python, json and google maps?",jsondata['results'][0]['address_components'] |
how to remove u from sqlite3 cursor.fetchall() in python,ar = [r[0] for r in cur.fetchall()] |
how to filter only printable characters in a file on bash (linux) or python?,print('\n'.join(lines)) |
"select alternate characters of ""h-e-l-l-o- -w-o-r-l-d""",'H-e-l-l-o- -W-o-r-l-d'[::2] |
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