I have multiple .csv files in the fodler and I need to convert them to .txt files. Currently I am able just to rename them, but I want to leave the original files in place
import os,sys
folder = 'C:....'
for filename in os.listdir(folder):
infilename = os.path.join(folder,filename)
if not os.path.isfile(infilename): continue
oldbase = os.path.splitext(filename)
newname = infilename.replace('.csv', '.txt')
output = os.rename(infilename, newname)