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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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Is there a difference between `continue` and `pass` in a for loop in python?
Is there any significant difference between the two python keywords continue and pass like in the examples
11 Answers
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How do I get the path and name of the file that is currently executing?
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Update 2018-11-28:
Here is a summary of experiments with Python 2 and 3. With
main.py - runs foo.py
foo.py - runs lib/bar.py
lib/bar.py - prints filepath expressions
| Python | Run statement | Filepath expression |
|--------+---------------------+-----...
Python Requests package: Handling xml response
...e complex in nature than JSON responses, how you'd serialize XML data into Python structures is not nearly as straightforward.
Python comes with built-in XML parsers. I recommend you use the ElementTree API:
import requests
from xml.etree import ElementTree
response = requests.get(url)
tree = El...
How to ignore the first line of data when processing CSV data?
I am asking Python to print the minimum number from a column of CSV data, but the top row is the column number, and I don't want Python to take the top row into account. How can I make sure Python ignores the first line?
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How to filter a dictionary according to an arbitrary condition function?
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Nowadays, in Python 2.7 and up, you can use a dict comprehension:
{k: v for k, v in points.iteritems() if v[0] < 5 and v[1] < 5}
And in Python 3:
{k: v for k, v in points.items() if v[0] < 5 and v[1] < 5}
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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...
How can I convert a character to a integer in Python, and viceversa?
...te part about this answer is that they inadvertently wrote a valid line of Python.
– ArtOfWarfare
Jan 23 '16 at 22:31
1
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What is the difference between .py and .pyc files? [duplicate]
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.pyc contain the compiled bytecode of Python source files. The Python interpreter loads .pyc files before .py files, so if they're present, it can save some time by not having to re-compile the Python source code. You can get rid of them if you want, but they don...