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putting current class as return type annotation [duplicate]
In python 3 I can make arguments and return type annotations. Example:
2 Answers
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print memory address of Python variable [duplicate]
How do I print the memory address of a variable in Python 2.7?
I know id() returns the 'id' of a variable or object, but this doesn't return the expected 0x3357e182 style I was expecting to see for a memory address.
I want to do something like print &x , where x is a C++ int variable for exam...
How to convert 'binary string' to normal string in Python3?
...s. You don't need to specify encoding if the encoding is utf-8 (default in Python 3.x according to str.encode, bytes.decode doc-string)
– falsetru
Mar 30 '16 at 8:28
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Installation Issue with matplotlib Python [duplicate]
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Python 3.3.6, I get this: File "/opt/local/Library/Frameworks/Python.framework/Versions/3.3/lib/python3.3/tkinter/__init__.py", line 40, in <module> import _tkinter # If this fails your Python may not be configured...
Override Python's 'in' operator?
If I am creating my own class in Python, what function should I define so as to allow the use of the 'in' operator, e.g.
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Correct way to write line to file?
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You should use the print() function which is available since Python 2.6+
from __future__ import print_function # Only needed for Python 2
print("hi there", file=f)
For Python 3 you don't need the import, since the print() function is the default.
The alternative would be to use:
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HTTP requests and JSON parsing in Python
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The requests Python module takes care of both retrieving JSON data and decoding it, due to its builtin JSON decoder. Here is an example taken from the module's documentation:
>>> import requests
>>> r = requests.get('ht...
Converting integer to binary in python
...rts the number to its binary representation
If you're using a version of Python 3.6 or above, you can also use f-strings:
>>> f'{6:08b}'
'00000110'
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Single quotes vs. double quotes in Python [closed]
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Most python coders code it that way. There is no explicit rule, but because we often read the code that way, it becomes an habit.
– e-satis
Mar 8 '10 at 14:35
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Iterate through pairs of items in a Python list [duplicate]
Is it possible to iterate a list in the following way in Python (treat this code as pseudocode)?
5 Answers
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