Python Tutorial Regular Expressions 29 codes

1 Classes and special sequences

2 Compiled regular-expression and match objects

3 Dig out path

4 Escape string

5 Find a string

6 Find the punctuation

7 Finding Numbers

8 Finding the Extension

9 Grouping and greedy operations

10 Handling Different Separators

11 Handling Leading Characters

12 Handling Numbers Without Separators

13 Here is an example of a failed match where None is returned

14 Matching at the End of a String

15 Matching Strings with match()

16 Matching Whole Words

17 Obtain a tuple of all the subgroups matched

18 Phone Number, Wherever I May Find Ye

19 Re findall returns a list of all occurrences of the given pattern

20 Re sub substitutes the leftmost, nonoverlapping occurrences of a pattern with a given replacement

21 Regular-expression string manipulation

22 Repetition patterns, matching vs searching

23 Repetition, Special Characters, and Grouping

24 Searching and Replacing with sub() [and subn()]

25 Simple regular-expression example

26 Split Output of Unix who Command (rewho py)

27 The maxsplit argument indicates the maximum number of splits allowed

28 Use re package with text file

29 With re split you can split on any sequence of space characters and commas