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psycopg2.errors.UndefinedColumn: column

I’m getting this error message when trying to fetch all the data Code Answer Did you really think that was going to work? SQL doesn’t know anything about your Python variables. Fortunately, with f-strings it’s an easy fix:

How can I define name ‘unit’ in def to?

I am trying to create a temperature conversion module. My class is set up as below: I then try to convert using the following: The original prints work but the conversion has the error: NameError: name ‘unit’ is not defined. How can I avoid this? Answer

How to access dictionary values

I am trying to print dictionaries keys and values separately, the dictionary that’ve created consist of 2 values in a list: {‘item’:[val1,val2]} How can i access the values separately? This is my code where i tried to access the value of val1, but am getting both of val1 & val2 Answer Th…

Replace text between two DataFrames in Pandas

I’m trying to replace/ablate terms within DataFrame if they appear within another DataFrame. For example, below is the replace DataFrame that includes an ablate column and a replace column. I’m looking to replace any word that appears within the ablate row with whatever is in the replace row. For …