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Use 'import module' or 'from module import'?
...est to use import module or from module import . I've just started with Python and I'm trying to start off with best practices in mind.
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How can I check the syntax of Python script without executing it?
...hen exit without executing it. Is there an equivalent way to do this for a Python script?
8 Answers
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Immutable vs Mutable types
...st, but not exactly. Technically, all variables are passed by reference in Python, but have a semantics more like pass by value in C. A counterexample to your analogy is if you do def f(my_list): my_list = [1, 2, 3]. With pass-by-reference in C, the value of the argument could change by calling that...
Behaviour of increment and decrement operators in Python
...optimize their code is usually frowned upon, especially in a language like Python that is designed to be consistent and readable.
Confusing side-effects. One common newbie error in languages with ++ operators is mixing up the differences (both in precedence and in return value) between the pre- and ...
Import Error: No module named numpy
... to this question , but still one step behind. I have only one version of Python 3 installed on my Windows 7 ( sorry ) 64-bit system.
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How to convert a string to utf-8 in Python
I have a browser which sends utf-8 characters to my Python server, but when I retrieve it from the query string, the encoding that Python returns is ASCII. How can I convert the plain string to utf-8?
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Java: Equivalent of Python's range(int, int)?
Does Java have an equivalent to Python's range(int, int) method?
13 Answers
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How to JSON serialize sets?
I have a Python set that contains objects with __hash__ and __eq__ methods in order to make certain no duplicates are included in the collection.
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Java or Python for Natural Language Processing [closed]
...programming language is better for natural language processing. Java or Python ? I have found lots of questions and answers regarding about it. But I am still lost in choosing which one to use.
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How to avoid “Permission denied” when using pip with virtualenv
I attempt to deploy a Python package with pip in a virtual environment on an Ubuntu machine, but encounter a permission-related issue. For example:
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