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How to print to console in pytest?
...==== test session starts ==============================
platform darwin -- Python 2.7.6 -- py-1.4.20 -- pytest-2.5.2
plugins: cache, cov, pep8, xdist
collected 2 items
tmp.py .F
=================================== FAILURES ===================================
___________________________________ tes...
What does the '.' (dot or period) in a Go import statement do?
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Here's an analogy for those coming from Python:
Go's import "os" is roughly equivalent to Python's import os
Go's import . "os" is roughly equivalent to Python's from os import *
In both languages, using the latter is generally frowned upon but there can be goo...
How to escape special characters in building a JSON string?
...d any JSON parser will choke on it. (Certainly JavaScript's JSON.parse and Python's json.loads do.)
– Mark Amery
Jan 31 '15 at 16:26
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Difference between len() and .__len__()?
...eaning would be clear to beginners but a.len() would not be as clear. When Python started __len__ didn't even exist and len was a special thing that worked with a few types of objects. Whether or not the situation this leaves us makes total sense, it's here to stay.
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How do I handle the window close event in Tkinter?
How do I handle the window close event (user clicking the 'X' button) in a Python Tkinter program?
6 Answers
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How do I resize an image using PIL and maintain its aspect ratio?
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The Python 3 documentation for PIL says that thumbnail only works if the resulting image is smaller than the original one. Because of that I would guess that using resize is the better way.
– So S
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csv.Error: iterator should return strings, not bytes
... best practices around it. I do that fairly consistently. If you're new to Python, and you get stuck in an interactive session with a file you can't do anything with, you would have appreciated my advice...
– Aaron Hall♦
Mar 9 '19 at 13:04
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How can I dynamically create derived classes from a base class
...ames in the naming scope --
now, that is not considered a good practice in Python - you either have
variable names, known at coding time, or data - and names learned in runtime
are more "data" than "variables" -
So, you could just add your classes to a dictionary and use them from there:
name = "...
Node.js version on the command line? (not the REPL)
....2 => So this works also for v8.11.2
– Valentin Grégoire
Aug 29 '18 at 12:42
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is there an virtual environment for node.js?
...ed the wiki modules page, but I can't find anything similar to virtualenv (python) or rvm.
7 Answers
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