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How to delete items from a dictionary while iterating over it?
Is it legitimate to delete items from a dictionary in Python while iterating over it?
10 Answers
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How to create a temporary directory and get the path / file name in Python
how to create a temporary directory and get the path / file name in python
5 Answers
5...
How do I raise the same Exception with a custom message in Python?
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Update: For Python 3, check Ben's answer
To attach a message to the current exception and re-raise it:
(the outer try/except is just to show the effect)
For python 2.x where x>=6:
try:
try:
raise ValueError # something...
Maximum and Minimum values for ints
I am looking for minimum and maximum values for integers in python. For eg., in Java, we have Integer.MIN_VALUE and Integer.MAX_VALUE . Is there something like this in python?
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How to print a string in fixed width?
...gt;> print '%5s' % 'aaaaa'
aaaaa
Basically:
the % character informs python it will have to substitute something to a token
the s character informs python the token will be a string
the 5 (or whatever number you wish) informs python to pad the string with spaces up to 5 characters.
In your s...
How do you read from stdin?
... they all require the input to be taken from stdin . How do I get that in Python?
22 Answers
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pip issue installing almost any library
...ecify the pypi host as trusted. Example:
pip install --trusted-host pypi.python.org pytest-xdist
pip install --trusted-host pypi.python.org --upgrade pip
This solved the following error:
Could not fetch URL https://pypi.python.org/simple/pytest-cov/: There was a problem confirming the ssl ce...
How do I convert a string to a double in Python?
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Or, more specifically, Python floats are C doubles.
– habnabit
Jan 27 '09 at 5:54
1
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Python Linked List
What's the easiest way to use a linked list in python? In scheme, a linked list is defined simply by '(1 2 3 4 5) . Python's lists, [1, 2, 3, 4, 5] , and tuples, (1, 2, 3, 4, 5) , are not, in fact, linked lists, and linked lists have some nice properties such as constant-time concatenation, and b...
How to use filter, map, and reduce in Python 3
filter , map , and reduce work perfectly in Python 2. Here is an example:
7 Answers
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