Python search one million strings in a file and count occurrences of each string

Python search one million strings in a file and count occurrences of each
string

References

Reference NO 1

http://stackoverflow.com/questions/15190580/python-search-one-million-strings-in-a-file-and-count-occurrences-of-each-string

Reference NO 2

http://stackoverflow.com/questions/8170982/strip-string-after-third-occurrence-of-character-python

Reference NO 3

http://stackoverflow.com/questions/2768038/string-occurrence-counting-algorithm

Reference NO 4

http://stackoverflow.com/questions/6219141/searching-for-a-string-in-a-large-text-file-profiling-various-methods-in-pytho

Reference NO 5

http://www.itmaybeahack.com/book/programming-2.6/html/p08_sequence/p08_c02_string.html

Reference NO 6

http://openbookproject.net/thinkcs/python/english3e/strings.html

Reference NO 7

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Reference NO 8

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