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How to make an unaware datetime timezone aware in python
...Fewer dependencies and no pytz issues.
NOTE: If you wish to use this with python3 and python2, you can use this as well for the timezone import (hardcoded for UTC):
try:
from datetime import timezone
utc = timezone.utc
except ImportError:
#Hi there python2 user
class UTC(tzinfo):
...
TypeError: 'dict_keys' object does not support indexing
...sing in d.keys() to your shuffle function. Probably this was written with python2.x (when d.keys() returned a list). With python3.x, d.keys() returns a dict_keys object which behaves a lot more like a set than a list. As such, it can't be indexed.
The solution is to pass list(d.keys()) (or simpl...
What does “mro()” do?
...e at class initialization, and the result is stored in __mro__ -- see docs.python.org/library/… .
– Alex Martelli
Jan 6 '10 at 4:24
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Can you define aliases for imported modules in Python?
In Python, is it possible to define an alias for an imported module?
5 Answers
5
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Python “SyntaxError: Non-ASCII character '\xe2' in file”
I am writing some python code and I am receiving the error message as in the title, from searching this has to do with the character set.
...
Convert list to tuple in Python
...
To add another alternative to tuple(l), as of Python >= 3.5 you can do:
t = *l, # or t = (*l,)
short, a bit faster but probably suffers from readability.
This essentially unpacks the list l inside a tuple literal which is created due to the presence of the sin...
Pretty-Print JSON Data to a File using Python
... = json.loads(output)
print json.dumps(mydata, indent=4)
See http://docs.python.org/library/json.html for more info.
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How to determine whether a substring is in a different string
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gosh, python is too strong, I was think it needs a function to do it, but it is a build-in one O-o
– windsound
Oct 13 '12 at 18:05
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How does python numpy.where() work?
...ome overhead. I've seen noticeable speed differences when working with the Python Pandas data structures and logically indexing very large columns. In those cases, if you don't need slicing, then take and where are actually better.
– ely
Oct 10 '12 at 17:54
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How to use Python to login to a webpage and retrieve cookies for later usage?
I want to download and parse webpage using python, but to access it I need a couple of cookies set. Therefore I need to login over https to the webpage first. The login moment involves sending two POST params (username, password) to /login.php. During the login request I want to retrieve the cookies...