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Python: unescape special characters without splitting data,""""""""""""".join(['I ', '<', '3s U ', '&', ' you luvz me'])" |
How can I disable logging while running unit tests in Python Django?,logging.disable(logging.CRITICAL) |
Adding url to mysql row in python,"cursor.execute('INSERT INTO index(url) VALUES(%s)', (url,))" |
Convert column of date objects in Pandas DataFrame to strings,df['DateStr'] = df['DateObj'].dt.strftime('%d%m%Y') |
python regex get first part of an email address,s.split('@')[0] |
Python Pandas: drop rows of a timeserie based on time range,df.query('index < @start_remove or index > @end_remove') |
Python Pandas: drop rows of a timeserie based on time range,df.loc[(df.index < start_remove) | (df.index > end_remove)] |
How to count the Nan values in the column in Panda Data frame,df.isnull().sum() |
Turn Pandas Multi-Index into column,df.reset_index(inplace=True) |
python getting a list of value from list of dict,[x['value'] for x in list_of_dicts] |
python getting a list of value from list of dict,[d['value'] for d in l] |
python getting a list of value from list of dict,[d['value'] for d in l if 'value' in d] |
Converting NumPy array into Python List structure?,"np.array([[1, 2, 3], [4, 5, 6]]).tolist()" |
Converting string to tuple and adding to tuple,"ast.literal_eval('(1,2,3,4)')" |
How to keep a list of lists sorted as it is created,dataList.sort(key=lambda x: x[1]) |
Python: Uniqueness for list of lists,"list(map(list, set(map(lambda i: tuple(i), testdata))))" |
Python: Uniqueness for list of lists,[list(i) for i in set(tuple(i) for i in testdata)] |
"In Django, how do I check if a user is in a certain group?",return user.groups.filter(name='Member').exists() |
"In Django, how do I check if a user is in a certain group?","return user.groups.filter(name__in=['group1', 'group2']).exists()" |
Dynamically changing log level in python without restarting the application,logging.getLogger().setLevel(logging.DEBUG) |
How to transform a tuple to a string of values without comma and parentheses,""""""""""""".join(str(i) for i in (34.2424, -64.2344, 76.3534, 45.2344))" |
What is the simplest way to swap char in a string with Python?,""""""""""""".join([s[x:x + 2][::-1] for x in range(0, len(s), 2)])" |
Drawing a huge graph with networkX and matplotlib,"plt.savefig('graph.png', dpi=1000)" |
delete items from list of list: pythonic way,my_list = [[x for x in sublist if x not in to_del] for sublist in my_list] |
Find an element in a list of tuples,[item for item in a if 1 in item] |
Find an element in a list of tuples,[item for item in a if item[0] == 1] |
How can I get the index value of a list comprehension?,"{p.id: {'id': p.id, 'position': ind} for ind, p in enumerate(p_list)}" |
how to uniqify a list of dict in python,[dict(y) for y in set(tuple(x.items()) for x in d)] |
How do I load a file into the python console?,"exec(compile(open('file.py').read(), 'file.py', 'exec'))" |
Get the number of rows in table using SQLAlchemy,rows = session.query(Congress).count() |
Execute Shell Script from python with variable,"subprocess.call(['test.sh', str(domid)])" |
How to read a .xlsx file using the pandas Library in iPython?,"dfs = pd.read_excel(file_name, sheetname=None)" |
Reading hex to double-precision float python,"struct.unpack('d', binascii.unhexlify('4081637ef7d0424a'))" |
Indexing numpy array with another numpy array,a[tuple(b)] |
How to find all possible sequences of elements in a list?,"map(list, permutations([2, 3, 4]))" |
Sort a list in python based on another sorted list,"sorted(unsorted_list, key=presorted_list.index)" |
How to get yesterday in python,datetime.datetime.now() - datetime.timedelta(days=1) |
Creating a zero-filled pandas data frame,"d = pd.DataFrame(0, index=np.arange(len(data)), columns=feature_list)" |
string find,x.find('World') |
string find,x.find('Aloha') |
string find,'sdfasdf'.index('cc') |
string find,'sdfasdf'.index('df') |
string find,str.find('a') |
string find,str.find('g') |
string find,"str.find('s', 11)" |
string find,"str.find('s', 15)" |
string find,"str.find('s', 16)" |
string find,"str.find('s', 11, 14)" |
Sort list of date strings,"sorted(d, key=lambda x: datetime.datetime.strptime(x, '%m-%Y'))" |
Regular expression in Python sentence extractor,"re.split('\\.\\s', text)" |
Regular expression in Python sentence extractor,"re.split('\\.\\s', re.sub('\\.\\s*$', '', text))" |
Python - How to cut a string in Python?,"""""""foobar""""""[:4]" |
Python - How to cut a string in Python?,s.rfind('&') |
Python - How to cut a string in Python?,s[:s.rfind('&')] |
Using a variable in xpath in Python Selenium,"driver.find_element_by_xpath(""//option[@value='"" + state + ""']"").click()" |
append to a file,"with open('test.txt', 'a') as myfile: |
myfile.write('appended text')" |
append to a file,"with open('foo', 'a') as f: |
f.write('cool beans...')" |
append to a file,"with open('test1', 'ab') as f: |
pass" |
append to a file,"open('test', 'a+b').write('koko')" |
How can I split a string into tokens?,"print([i for i in re.split('([\\d.]+|\\W+)', 'x+13.5*10x-4e1') if i])" |
Python: Check if a string contains chinese character?,"re.findall('[\u4e00-\u9fff]+', ipath)" |
String splitting in Python,s.split('s') |
How to start a background process in Python?,"subprocess.Popen(['rm', '-r', 'some.file'])" |
Elegant way to transform a list of dict into a dict of dicts,"dict((d['name'], d) for d in listofdict)" |
print date in a regular format,datetime.datetime.now().strftime('%Y-%m-%d %H:%M') |
print date in a regular format,time.strftime('%Y-%m-%d %H:%M') |
Finding consecutive consonants in a word,"re.findall('[bcdfghjklmnpqrstvwxyz]+', 'CONCERTATION', re.IGNORECASE)" |
How do I get a list of indices of non zero elements in a list?,"[i for i, e in enumerate(a) if e != 0]" |
How to get integer values from a string in Python?,"map(int, re.findall('\\d+', string1))" |
How can I know python's path under windows?,os.path.dirname(sys.executable) |
Moving x-axis to the top of a plot in matplotlib,ax.xaxis.set_label_position('top') |
Moving x-axis to the top of a plot in matplotlib,ax.xaxis.tick_top() |
Moving x-axis to the top of a plot in matplotlib,ax.xaxis.set_ticks_position('top') |
Parsing non-zero padded timestamps in Python,"datetime.strptime('2015/01/01 12:12am', '%Y/%m/%d %I:%M%p')" |
Open images,"img = Image.open('picture.jpg') |
img.show()" |
Open images,"img = Image.open('picture.jpg') |
Img.show" |
How do I abort the execution of a Python script?,sys.exit(0) |
How do I abort the execution of a Python script?,sys.exit('aa! errors!') |
How do I abort the execution of a Python script?,sys.exit() |
Find maximum with limited length in a list,"[max(abs(x) for x in arr[i:i + 4]) for i in range(0, len(arr), 4)]" |
How to set the current working directory in Python?,os.chdir('c:\\Users\\uname\\desktop\\python') |
How to set the current working directory in Python?,os.chdir(path) |
How to remove all integer values from a list in python,"no_integers = [x for x in mylist if not isinstance(x, int)]" |
How do I match contents of an element in XPath (lxml)?,"tree.xpath("".//a[text()='Example']"")[0].tag" |
convert dictionaries into string python,""""""", """""".join([(str(k) + ' ' + str(v)) for k, v in list(a.items())])" |
Detecting non-ascii characters in unicode string,"print(set(re.sub('[\x00-\x7f]', '', '\xa3\u20ac\xa3\u20ac')))" |
Detecting non-ascii characters in unicode string,"print(re.sub('[\x00-\x7f]', '', '\xa3100 is worth more than \u20ac100'))" |
Convert a String representation of a Dictionary to a dictionary?,"ast.literal_eval(""{'muffin' : 'lolz', 'foo' : 'kitty'}"")" |
Easiest way to remove unicode representations from a string in python 3?,print(t.decode('unicode_escape')) |
String encoding and decoding from possibly latin1 and utf8,print(str.encode('cp1252').decode('utf-8').encode('cp1252').decode('utf-8')) |
merge lists into a list of tuples,"zip(list_a, list_b)" |
merge lists into a list of tuples,"list(zip(a, b))" |
python pandas dataframe to dictionary,df.set_index('id').to_dict() |
python pandas dataframe to dictionary,df.set_index('id')['value'].to_dict() |
Can I sort text by its numeric value in Python?,"sorted(list(mydict.items()), key=lambda a: map(int, a[0].split('.')))" |
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