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Tag: python

Pandas: I want make a new column based on a series

What I want is just to add a column that copy the value of tmp with respect to serial number of c2 and map to c1. Expected result: The length of c1 sequence and c2 sequence are the same. Longer sequence for reproduct: Answer Use Series.map with DataFrame.drop_duplicates, because c2 has duplicates: Details: So…

pd Fill NAN with increasing incremental Value python

Hi I am trying to do an incremental increase on the data I have for NaN values for example: Day Reding 1 NaN 2 2.5 3 NaN 4 NaN 5 NaN 6 3.9 7 NaN 8 3.4 To this: Day Reading 1 2.5 2 2.5 3 2.85 4 3.2 5 3.55 6 3.9 7 3.65 8 3.4 Answer As Pranav

How to find the index of certain lists in a list of lists?

I have 50 folders containing the same file name but different contents Data_220_beta_0.1_47.0_53.0ND.csv. I am skipping certain folders which is mentioned in list I. Now, when the code scans all the remaining folders, it looks for values which are different and X = [x for x in X if min(x) != max(x)] contains …