vs As far as I have tested, both get interpreted with the same output. I’ve just started to learn python and wondering if those parentheses have any impact. Answer Both the implementations are same. Output: <class ‘str’> Output: <class ‘str’> Adding parenthesis to a s…
Numpy Mean element wise over 3D arrays
I want to take the mean of 9 arrays element wise so to have one I need something fast. The first bit of code takes forever. And with numpy mean without specifying an axis I get one value. I dont want to specify an axis. I want to take the mean element by element. with output: juneMean[‘wind’][:,:,…
associate competition with each match row in pandas
I have a dataset for esports matches and I want to associate competition with each match row I want it like that: Answer Let us try where with ffill after select the string with startswith
Get globals() dict from other module
I have follow this method to create a settings file with globals. settings.py I have : in main.py : I cannot see “test” in globals ! Any idea please ? Answer In Python, global variables are only global in the module where they were defined. If you want to access the global variables of an imported…
Why do I lose numerical precision when extracting element from list in python?
I have a pandas dataframe that looks like this: I am trying to extract the 1st element from the Series of lists using this code: and I get this result: Why do I lose precision and what can I do to keep it? Answer By default, pandas displays floating-point values with 6 digits of precision. You can control the…
How to convert csv to complex json
How to do this stuff in python pandas? I am trying to make put request to some API and not sure how to generate request body since I have the csv file only . Request body asks for fixed set of schema Answer Dataframe has a function to_dict.
How can resolve this error in Python: “TypeError: ‘str’ object is not callable” [closed]
Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers. Closed 2 y…
Running Program from Folder File
I find my created python file in the windows folder. I double click to run where I only get the window. I enter the information and never see the output result. The window closes too fast. What is a good way to stop this or pause the window? Answer Add input(“Please plress Enter to exit”) . This w…
Finding an average per item and ID through time (Python)
The question is as follows. Suppose I have a data frame like this: item event sales 1 A 130 1 B 156 1 C 108 2 B 150 2 D 118 … … … In this data frame, event A is first in time, then B, then C and so forth. I now want an average per item-id combination through
What is the correct way of grabbing an inner string in regular expressions for Python for multiple conditions
I would like to return all strings within the specified starting and end strings. Given a string libs = ‘libr(lib1), libr(lib2), libr(lib3), req(reqlib), libra(nonlib)’. From the above libs string I would like to search for strings that are in between libr( and ) or the string between req( and ). …