str.find() and str.index() are nearly identical. the biggest difference is that when a string is not found, str.index() throws an error, like the one you got, while str.find() returns -1 as others' have posted. …

Jul 7, 2013 · 6 If you want to search for the last instance of a string in a text, you can run rfind. Example:

Follow-up: How to find all occurrences of a substring in a string while ignore some characters in Python?

I'm working with Python, and I'm trying to find out if you can tell if a word is in a string. I have found some information about identifying if the word is in the string - using .find, but is ther...

I need to find a way to figure out a way to find the exact word in a string. All the information I have read online has only given me how to search for letters in a string, so 98787This is correct ...

How to search for a string in text files? Asked 14 years, 10 months ago Modified 2 years ago Viewed 1.1m times

The difference is, I wanted to check if a string is part of some list of strings whereas the other question is checking whether a string from a list of strings is a substring of another string. Similar, but not quite …

I'm looking for ignore case string comparison in Python. I tried with: if line.find('mandy') >= 0: but no success for ignore case. I need to find a set of words in a given text file. I am read...

22 re.search() finds the pattern once in the string, documenation: Scan through string looking for a location where the regular expression pattern produces a match, and return a corresponding …

Oct 29, 2014 · 79 Thought this would be straight forward but had some trouble tracking down an elegant way to search all columns in a dataframe at same time for a partial string match. Basically how would …