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Tag: python

Run Loop If Value Does Not Exist in Database

#update – I fixed the syntax error moving a ), but it still doesn’t work as intended. Now it runs the loop even with a duplicate, which is not the intent. I’m trying to add a list of quotes to a database, but only if the author doesn’t already exist. I’m getting a syntax error he…

Selenium test getting interrupted by a popup

I am trying to run some practice test on this webpage that prints the current positions of teams in this table: https://www.premierleague.com/tables but each time i run the script, I keep getting interrupted by a popup that I can’t seem to get Selenium to click. I have tried adding a wait before clickin…

NumPy array row differences

I have a NumPy array vectors = np.random.randn(rows, cols). I want to find differences between its rows according to some other array diffs which is sparse and “2-hot”: containing a 1 in its column corresponding to the first row of vectors and a -1 corresponding to the second row. Perhaps an examp…