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Relative imports in Python 3
...
myothermodule.py
...with a mymodule.py like this...
#!/usr/bin/env python3
# Exported function
def as_int(a):
return int(a)
# Test function for module
def _test():
assert as_int('1') == 1
if __name__ == '__main__':
_test()
...a myothermodule.py like this...
#!/usr/bin/env...
Does Python support short-circuiting?
Does Python support short-circuiting in boolean expressions?
3 Answers
3
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Python - Create a list with initial capacity
... if the preallocation method (size*[None]) itself is inefficient? Does the python VM actually allocate the list at once, or grow it gradually, just like the append() would?
– haridsv
Nov 15 '09 at 3:01
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Check if directory mounted with bash
... even tell you it's not mounted, although mount said it was. HUGE flaw in linux file system.
– Dev Null
Dec 3 '13 at 16:00
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How do I create a constant in Python?
Is there a way to declare a constant in Python? In Java we can create constant values in this manner:
41 Answers
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How to call a Parent Class's method from Child Class in Python?
When creating a simple object hierarchy in Python, I'd like to be able to invoke methods of the parent class from a derived class. In Perl and Java, there is a keyword for this ( super ). In Perl, I might do this:
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ImportError: No module named PIL
...ve in fact installed PIL.
Having a different name for the library and the Python module is unusual, but this is what was chosen for (some versions of) PIL.
You can get more information about how to use this module from the official tutorial.
PS: In fact, on some installs, import PIL does work, wh...
What does a b prefix before a python string mean?
In a python source code I stumbled upon I've seen a small b before a string like in:
2 Answers
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How can I view all the git repositories on my machine?
...
If you are in Linux find / -name ".git", otherwise there is no way, they are standard directories, just use your OS file/folder find program to find .git named folders.
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Convert two lists into a dictionary
...rwise dict constructor and zip function are awesomely useful: https://docs.python.org/3/library/functions.html#func-dict
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