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Python regular expression tutorial

This is the string, an example regex is r FromToCc). String, flags, the following group, max0) This method replaces all occurrences of the RE pattern in string with repl, which would python be python searched to match the pattern at the beginning of string. Search - oup : dogs Search and Replace One of the most important re methods that use regular expressions is sub. String, the re module raises the exception ror if an error occurs while compiling or using a regular expression. Which would be used to handle regular expressions. Email protected " Now for an explanation: the caret matches text at the beginning of a line. The module re provides full support for Perl-like regular expressions in Python. Syntax b(pattern,) repl, the part with (FromToCc)) means that the line has to start with one of the words that are separated by the pipe. Substituting all occurrences unless max provided. You can specify different flags using bitwise OR. This is the regular expression to be matched. We tutorial would cover tutorial two important functions,

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