大约有 5,685 项符合查询结果（耗时：0.0270秒） [XML]
Download large file in python with requests
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With the following streaming code, the Python memory usage is restricted regardless of the size of the downloaded file:
def download_file(url):
local_filename = url.split('/')[-1]
# NOTE the stream=True parameter below
with requests.get(url, stream=Tr...
Check if OneToOneField is None in Django
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Note that in Python < 3.2, hasattr will swallow all exceptions that happen during the database lookup, and not just DoesNotExist. This is probably broken, and not what you want.
– Pi Delport
Mar 2...
Remove empty strings from a list of strings
I want to remove all empty strings from a list of strings in python.
12 Answers
12
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Is there shorthand for returning a default value if None in Python? [duplicate]
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Its Pythonic #PEP20 The Zen of Python Explicit is better than implicit. Better to handle only for None Cases if thats what it takes.
– Doogle
Jan 19 '18 at 4:53
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Assign output of os.system to a variable and prevent it from being displayed on the screen [duplicat
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From "Equivalent of Bash Backticks in Python", which I asked a long time ago, what you may want to use is popen:
os.popen('cat /etc/services').read()
From the docs for Python 3.6,
This is implemented using subprocess.Popen; see that class’s
documentat...
Tool to generate JSON schema from JSON data [closed]
...www.jsonschema.net (1 input)
https://easy-json-schema.github.io (1 input)
Python:
https://github.com/gonvaled/jskemator (1 input but allows iteration)
https://github.com/perenecabuto/json_schema_generator (1 input)
https://github.com/rnd0101/json_schema_inferencer (1 input I think)
https://pypi.py...
Binary search (bisection) in Python
...be a better deal overall. set() incurs very little additional overhead in python.
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decorators in the python standard lib (@deprecated specifically)
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Turning the filter on and off may trigger bugs.python.org/issue29672
– gerrit
Jul 7 '17 at 16:13
5
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How to make a chain of function decorators?
How can I make two decorators in Python that would do the following?
17 Answers
17
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How to remove specific element from an array using python
...lete a particular string/element from the array then
>>> arr1 = ['python3.6' , 'python2' ,'python3']
>>> arr1.remove('python2')
>>> arr1
['python3.6','python3']
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