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Python: try statement in a single line
Is there a way in python to turn a try/except into a single line?
12 Answers
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Finding the index of elements based on a condition using python list comprehension
The following Python code appears to be very long winded when coming from a Matlab background
5 Answers
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Why can't a text column have a default value in MySQL?
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Windows MySQL v5 throws an error but Linux and other versions only raise a warning. This needs to be fixed. WTF?
Also see an attempt to fix this as bug #19498 in the MySQL Bugtracker:
Bryce Nesbitt on April 4 2008 4:36pm:
On MS Windows the "no DEFAULT" ...
Access nested dictionary items via a list of keys?
... the dictionary:
from functools import reduce # forward compatibility for Python 3
import operator
def getFromDict(dataDict, mapList):
return reduce(operator.getitem, mapList, dataDict)
and reuse getFromDict to find the location to store the value for setInDict():
def setInDict(dataDict, mapL...
Creating an empty list in Python
What is the best way to create a new empty list in Python?
5 Answers
5
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How to profile a bash shell script slow startup?
...612534018 + set +x
Using trap debug and /proc/timer_list on recent GNU/Linux kernels, without forks.
Under GNU/Linux's recent kernels, you may find a /proc file named timer_list:
grep 'now at\|offset' /proc/timer_list
now at 5461935212966259 nsecs
.offset: 0 nsecs
.offset: 13837188...
Reverse / invert a dictionary mapping
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For Python 2.7.x
inv_map = {v: k for k, v in my_map.iteritems()}
For Python 3+:
inv_map = {v: k for k, v in my_map.items()}
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Python argparse: Make at least one argument required
I've been using argparse for a Python program that can -process , -upload or both:
11 Answers
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Multiple constructors in python? [duplicate]
Is it not possible to define multiple constructors in Python, with different signatures? If not, what's the general way of getting around it?
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How to find if directory exists in Python
In the os module in Python, is there a way to find if a directory exists, something like:
13 Answers
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