question_id
int64 1.48k
42.8M
| intent
stringlengths 11
122
| rewritten_intent
stringlengths 4
183
⌀ | snippet
stringlengths 2
232
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|---|---|---|---|
16,772,071 |
sort dict by value python
|
Get a list of pairs of key-value sorted by values in dictionary `data`
|
sorted(list(data.items()), key=lambda x: x[1])
|
16,772,071 |
sort dict by value python
| null |
sorted(list(data.items()), key=lambda x: x[1])
|
5,110,352 |
How do I display current time using Python + Django?
|
display current time
|
now = datetime.datetime.now().strftime('%H:%M:%S')
|
1,883,980 |
Find the nth occurrence of substring in a string
|
find the index of the second occurrence of the substring `bar` in string `foo bar bar bar`
|
"""foo bar bar bar""".replace('bar', 'XXX', 1).find('bar')
|
2,813,806 |
How do you check the presence of many keys in a Python dictinary?
|
check if key 'stackoverflow' and key 'google' are presented in dictionary `sites`
|
set(['stackoverflow', 'google']).issubset(sites)
|
10,037,742 |
Replace part of a string in Python?
|
replace string ' and ' in string `stuff` with character '/'
|
stuff.replace(' and ', '/')
|
22,712,292 |
How to use `numpy.savez` in a loop for save more than one array?
|
Save array at index 0, index 1 and index 8 of array `np` to tmp file `tmp`
|
np.savez(tmp, *[getarray[0], getarray[1], getarray[8]])
|
14,043,934 |
time offset
|
substract 1 hour and 10 minutes from current time
|
t = datetime.datetime.now()
(t - datetime.timedelta(hours=1, minutes=10))
|
14,043,934 |
time offset
|
subtract 1 hour and 10 minutes from time object `t`
|
(t - datetime.timedelta(hours=1, minutes=10))
|
14,043,934 |
time offset
|
add 1 hour and 2 minutes to time object `t`
|
dt = datetime.datetime.combine(datetime.date.today(), t)
|
14,043,934 |
time offset
|
subtract 5 hours from the time object `dt`
|
dt -= datetime.timedelta(hours=5)
|
3,059,301 |
Manipulating binary data in Python
|
encode string `data` using hex 'hex' encoding
|
print(data.encode('hex'))
|
3,059,301 |
Manipulating binary data in Python
|
Return the decimal value for each hex character in data `data`
|
print(' '.join([str(ord(a)) for a in data]))
|
18,131,367 |
python - iterating over a subset of a list of tuples
|
Get all the items from a list of tuple 'l' where second item in tuple is '1'.
|
[x for x in l if x[1] == 1]
|
8,192,379 |
How to read stdin to a 2d python array of integers?
|
Create array `a` containing integers from stdin
|
a.fromlist([int(val) for val in stdin.read().split()])
|
26,155,985 |
Is there a way to refer to the entire matched expression in re.sub without the use of a group?
|
place '\' infront of each non-letter char in string `line`
|
print(re.sub('[_%^$]', '\\\\\\g<0>', line))
|
2,755,950 |
How to use regular expression in lxml xpath?
|
Get all `a` tags where the text starts with value `some text` using regex
|
doc.xpath("//a[starts-with(text(),'some text')]")
|
35,017,035 |
Compare elements of a list of lists and return a list
|
convert a list of lists `a` into list of tuples of appropriate elements form nested lists
|
zip(*a)
|
34,696,853 |
Convert list of strings to int
|
convert a list of strings `lst` to list of integers
|
[map(int, sublist) for sublist in lst]
|
34,696,853 |
Convert list of strings to int
|
convert strings in list-of-lists `lst` to ints
|
[[int(x) for x in sublist] for sublist in lst]
|
28,901,311 |
Numpy: find index of elements in one array that occur in another array
|
get index of elements in array `A` that occur in another array `B`
|
np.where(np.in1d(A, B))[0]
|
1,780,174 |
Split dictionary of lists into list of dictionaries
|
create a list where each element is a dictionary with keys 'key1' and 'key2' and values corresponding to each value in the lists referenced by keys 'key1' and 'key2' in dictionary `d`
|
[{'key1': a, 'key2': b} for a, b in zip(d['key1'], d['key2'])]
|
1,780,174 |
Split dictionary of lists into list of dictionaries
| null |
map(dict, zip(*[[(k, v) for v in value] for k, value in list(d.items())]))
|
42,950 |
Get Last Day of the Month
|
Get Last Day of the first month in 2002
|
calendar.monthrange(2002, 1)
|
42,950 |
Get Last Day of the Month
|
Get Last Day of the second month in 2002
|
calendar.monthrange(2008, 2)
|
42,950 |
Get Last Day of the Month
|
Get Last Day of the second month in 2100
|
calendar.monthrange(2100, 2)
|
42,950 |
Get Last Day of the Month
|
Get Last Day of the month `month` in year `year`
|
calendar.monthrange(year, month)[1]
|
42,950 |
Get Last Day of the Month
|
Get Last Day of the second month in year 2012
|
monthrange(2012, 2)
|
42,950 |
Get Last Day of the Month
|
Get Last Day of the first month in year 2000
|
(datetime.date(2000, 2, 1) - datetime.timedelta(days=1))
|
89,228 |
Calling an external command
|
Calling an external command "ls -l"
|
from subprocess import call
|
89,228 |
Calling an external command
|
Calling an external command "some_command with args"
|
os.system('some_command with args')
|
89,228 |
Calling an external command
|
Calling an external command "some_command < input_file | another_command > output_file"
|
os.system('some_command < input_file | another_command > output_file')
|
89,228 |
Calling an external command
|
Calling an external command "some_command with args"
|
stream = os.popen('some_command with args')
|
89,228 |
Calling an external command
|
Calling an external command "echo Hello World"
|
print(subprocess.Popen('echo Hello World', shell=True, stdout=subprocess.PIPE).stdout.read())
|
89,228 |
Calling an external command
|
Calling an external command "echo Hello World"
|
print(os.popen('echo Hello World').read())
|
89,228 |
Calling an external command
|
Calling an external command "echo Hello World"
|
return_code = subprocess.call('echo Hello World', shell=True)
|
89,228 |
Calling an external command
|
Calling an external command "ls"
|
p = subprocess.Popen('ls', shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
for line in p.stdout.readlines():
print(line, end=' ')
retval = p.wait()
|
89,228 |
Calling an external command
|
Calling an external command "ls -l"
|
call(['ls', '-l'])
|
16,566,069 |
Url decode UTF-8 in Python
|
decode url `url` with utf8 and print it
|
print(urllib.parse.unquote(url).decode('utf8'))
|
16,566,069 |
Url decode UTF-8 in Python
|
decode a urllib escaped url string `url` with `utf8`
|
url = urllib.parse.unquote(url).decode('utf8')
|
14,750,675 |
Delete letters from string
|
delete letters from string '12454v'
|
"""""".join(filter(str.isdigit, '12454v'))
|
25,292,838 |
applying regex to a pandas dataframe
|
Update row values for a column `Season` using vectorized string operation in pandas
|
df['Season'].str.split('-').str[0].astype(int)
|
8,459,231 |
Sort tuples based on second parameter
|
sort a list of tuples `my_list` by second parameter in the tuple
|
my_list.sort(key=lambda x: x[1])
|
4,664,850 |
Find all occurrences of a substring in Python
|
find indexes of all occurrences of a substring `tt` in a string `ttt`
|
[m.start() for m in re.finditer('(?=tt)', 'ttt')]
|
4,664,850 |
Find all occurrences of a substring in Python
|
find all occurrences of a substring in a string
|
[m.start() for m in re.finditer('test', 'test test test test')]
|
35,005,907 |
re.split with spaces in python
|
split string `s` based on white spaces
|
re.findall('\\s+|\\S+', s)
|
18,071,222 |
Working with set_index in Pandas DataFrame
|
set columns `['race_date', 'track_code', 'race_number']` as indexes in dataframe `rdata`
|
rdata.set_index(['race_date', 'track_code', 'race_number'])
|
13,571,134 |
recursively go through all subdirectories and read files
|
recursively go through all subdirectories and files in `rootdir`
|
for (root, subFolders, files) in os.walk(rootdir):
pass
|
652,291 |
sorting a list of dictionary values by date in python
|
sort a list of dictionary values by 'date' in reverse order
|
list.sort(key=lambda item: item['date'], reverse=True)
|
24,076,297 |
How to truncate a string using str.format in Python?
|
display first 5 characters of string 'aaabbbccc'
|
"""{:.5}""".format('aaabbbccc')
|
14,961,562 |
How do I convert a string of hexadecimal values to a list of integers?
|
unpack hexadecimal string `s` to a list of integer values
|
struct.unpack('11B', s)
|
176,918 |
Finding the index of an item given a list containing it in Python
|
finding the index of an item 'foo' given a list `['foo', 'bar', 'baz']` containing it
|
[i for i, j in enumerate(['foo', 'bar', 'baz']) if j == 'foo']
|
104,420 |
How to generate all permutations of a list in Python
|
generate all permutations of list `[1, 2, 3]` and list `[4, 5, 6]`
|
print(list(itertools.product([1, 2, 3], [4, 5, 6])))
|
104,420 |
How to generate all permutations of a list in Python
|
generate all permutations of a list `[1, 2, 3]`
|
itertools.permutations([1, 2, 3])
|
11,066,400 |
Remove punctuation from Unicode formatted strings
|
substitute occurrences of unicode regex pattern u'\\p{P}+' with empty string '' in string `text`
|
return re.sub('\\p{P}+', '', text)
|
2,052,390 |
manually throw/raise an exception
|
manually throw/raise a `ValueError` exception with the message 'A very specific bad thing happened'
|
raise ValueError('A very specific bad thing happened')
|
2,052,390 |
Manually raising (throwing) an exception
|
throw an exception "I know Python!"
|
raise Exception('I know Python!')
|
2,052,390 |
Manually raising (throwing) an exception
|
Manually throw an exception "I know python!"
|
raise Exception('I know python!')
|
2,052,390 |
Manually raising (throwing) an exception
|
throw a ValueError with message 'represents a hidden bug, do not catch this'
|
raise ValueError('represents a hidden bug, do not catch this')
|
2,052,390 |
Manually raising (throwing) an exception
|
throw an Exception with message 'This is the exception you expect to handle'
|
raise Exception('This is the exception you expect to handle')
|
2,052,390 |
Manually raising (throwing) an exception
|
throw a value error with message 'A very specific bad thing happened', 'foo', 'bar', 'baz'
|
raise ValueError('A very specific bad thing happened')
|
2,052,390 |
Manually raising (throwing) an exception
|
throw a runtime error with message 'specific message'
|
raise RuntimeError('specific message')
|
2,052,390 |
Manually raising (throwing) an exception
|
throw an assertion error with message "Unexpected value of 'distance'!", distance
|
raise AssertionError("Unexpected value of 'distance'!", distance)
|
7,732,125 |
Clear text from textarea with selenium
|
if Selenium textarea element `foo` is not empty, clear the field
|
driver.find_element_by_id('foo').clear()
|
7,732,125 |
Clear text from textarea with selenium
|
clear text from textarea 'foo' with selenium
|
driver.find_element_by_id('foo').clear()
|
9,590,965 |
Convert an IP string to a number and vice versa
|
convert a number 2130706433 to ip string
|
socket.inet_ntoa(struct.pack('!L', 2130706433))
|
12,329,853 |
How to rearrange Pandas column sequence?
|
Rearrange the columns 'a','b','x','y' of pandas DataFrame `df` in mentioned sequence 'x' ,'y','a' ,'b'
|
df = df[['x', 'y', 'a', 'b']]
|
19,205,916 |
How to call Base Class's __init__ method from the child class?
|
call base class's __init__ method from the child class `ChildClass`
|
super(ChildClass, self).__init__(*args, **kwargs)
|
4,880,960 |
Sum of all values in a Python dict
|
sum of all values in a python dict `d`
|
sum(d.values())
|
4,880,960 |
Sum of all values in a Python dict
| null |
sum(d.values())
|
14,661,051 |
Convert Python dictionary to JSON array
|
convert python dictionary `your_data` to json array
|
json.dumps(your_data, ensure_ascii=False)
|
23,638,638 |
numpy array assignment using slicing
|
assign an array of floats in range from 0 to 100 to a variable `values`
|
values = np.array([i for i in range(100)], dtype=np.float64)
|
35,078,261 |
Sort a list of dictionary provided an order
|
sort a list of dictionaries `list_of_dct` by values in an order `order`
|
sorted(list_of_dct, key=lambda x: order.index(list(x.values())[0]))
|
4,223,923 |
how to change the case of first letter of a string?
|
change the case of the first letter in string `s`
|
return s[0].upper() + s[1:]
|
2,597,932 |
how to change [1,2,3,4] to '1234' using python
|
join list of numbers `[1,2,3,4] ` to string of numbers.
|
"""""".join([1, 2, 3, 4])
|
26,541,968 |
Delete every non utf-8 symbols froms string
|
delete every non `utf-8` characters from a string `line`
|
line = line.decode('utf-8', 'ignore').encode('utf-8')
|
33,065,588 |
How to execute a command in the terminal from a Python script?
|
execute a command `command ` in the terminal from a python script
|
os.system(command)
|
775,296 |
Python MySQL Parameterized Queries
|
MySQL execute query 'SELECT * FROM foo WHERE bar = %s AND baz = %s' with parameters `param1` and `param2`
|
c.execute('SELECT * FROM foo WHERE bar = %s AND baz = %s', (param1, param2))
|
5,868,374 |
Convert a string to datetime object in python
|
Parse string `datestr` into a datetime object using format pattern '%Y-%m-%d'
|
dateobj = datetime.datetime.strptime(datestr, '%Y-%m-%d').date()
|
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