super() fails with error: TypeError “argument 1 must be type, not classobj” when parent does not inherit from object
I get some error that I can’t figure out. Any clue what is wrong with my sample code?
python
How to assign a name to the size() column?
I am using .size() on a groupby result in order to count how many items are in each group.
Validate SSL certificates with Python
I need to write a script that connects to a bunch of sites on our corporate intranet over HTTPS and verifies that their SSL certificates are valid; that they are not expired, that they are issued for the correct address, etc. We use our own internal corporate Certificate Authority for these sites, so we have the public key of the CA to verify the certificates against.
What is the best way to get all the divisors of a number?
Here’s the very dumb way:
Why does ‘.sort()’ cause the list to be ‘None’ in Python?
Why doesn’t list.sort() return the sorted list?
Is there an easy way to pickle a python function (or otherwise serialize its code)?
I’m trying to transfer a function across a network connection (using asyncore). Is there an easy way to serialize a python function (one that, in this case at least, will have no side effects) for transfer like this?
How to take partial screenshot with Selenium WebDriver in python?
I have searched a lot for this but couldn’t find a solution. Here’s a similar question with a possible solution in java.
Convert decimal mark when reading numbers as input
I have a CSV file with data reading that I want to read into Python. I get lists that contain strings like "2,5". Now doing float("2,5") does not work, because it has the wrong decimal mark.
Pandas DENSE RANK
I’m dealing with pandas dataframe and have a frame like this:
How to drop rows from pandas data frame that contains a particular string in a particular column?
I have a very large data frame in python and I want to drop all rows that have a particular string inside a particular column. For example, I want to drop all rows which have the string “XYZ” as a substring in the column C of the data frame. Can this be implemented in an … Read more