Introduction to Python - Part 7 - String Manipulation 2 - String Parsing

In this video you can find information on,
1. how to get a character from a string using index numbers
2. how to get a sub-string from a string using an index-range
3. the difference better length of a string and the total index-count of a string
4. how to make use of Python's built in function len to get the length of a string.

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[bennguyen]

I understand there is a specific csv module, but what if you wanted to manually extract numbers from a string that has numeric data in csv format?
i.e. how would you get the first number before the ', ' then the second number before the next ', ' and so on, until the end-of-line?