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Using python's eval() vs. ast.literal_eval()?
... of eval.
ast.literal_eval raises an exception if the input isn't a valid Python datatype, so the code won't be executed if it's not.
Use ast.literal_eval whenever you need eval. You shouldn't usually evaluate literal Python statements.
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What is __main__.py?
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Often, a Python program is run by naming a .py file on the command line:
$ python my_program.py
You can also create a directory or zipfile full of code, and include a __main__.py. Then you can simply name the directory or zipfile ...
How to check type of files without extensions in python?
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There are Python libraries that can recognize files based on their content (usually a header / magic number) and that don't rely on the file name or extension.
If you're addressing many different file types, you can use python-magic. ...
Automatically import modules when entering the python or ipython interpreter
... myself typing import numpy as np almost every single time I fire up the python interpreter. How do I set up the python or ipython interpreter so that numpy is automatically imported?
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What does Python's eval() do?
In the book that I am reading on Python, it keeps using the code eval(input('blah'))
10 Answers
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How to adjust text font size to fit textview
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this post looks like it will do the trick (adding custom xml attributes for hi/lo): stackoverflow.com/a/8090772/156611
– Ed Sinek
Jun 25 '12 at 17:05
7
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How to beautify JSON in Python?
Can someone suggest how I can beautify JSON in Python or through the command line?
13 Answers
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How can one close HTML tags in Vim quickly?
...Check this out..
closetag.vim
Functions and mappings to close open HTML/XML tags
https://www.vim.org/scripts/script.php?script_id=13
I use something similar.
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Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
Is it guaranteed that False == 0 and True == 1 , in Python (assuming that they are not reassigned by the user)? For instance, is it in any way guaranteed that the following code will always produce the same results, whatever the version of Python (both existing and, likely, future ones)?
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Python integer division yields float
... @JonathanSternberg except for all the code that was written for python 2.0. I feel like the role of / and // should be reversed to keep backwards compatibility. Also, in pretty much every other language / preserves type. i would make more sense then for // to automatically convert to f...