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string - Python: How to ignore #comment lines when reading in a file

In Python, I have just read a line form a text file and I'd like to know how to code to ignore comments with a hash # at the beginning of the line.

I think it should be something like this:

for 
   if line !contain #
      then ...process line
   else end for loop 

But I'm new to Python and I don't know the syntax

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1 Answer

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by (71.8m points)

you can use startswith()

eg

for line in open("file"):
    li=line.strip()
    if not li.startswith("#"):
        print line.rstrip()

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