Regular Expressions 101

1st Alternativeclass\s(\w+)

classthe literal text class (case sensitive)

\sany whitespace character

Group 1(\w+)

\w+any word character, repeated at least once

2nd Alternativedef\s(\w+)

defthe literal text def (case sensitive)

\sany whitespace character

Group 2(\w+)

\w+any word character, repeated at least once

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

class\s(\w+)|def\s(\w+)

New

class MyClass_1(...):
    ...
    def method1_of_first_class(self):
        ...

    def method2_of_first_class(self):
        ...

    def method3_of_first_class(self):
        ...

class MyClass_2(...):
    ...
    def method1_of_second_class(self):
        ...

    def method2_of_second_class(self):
        ...

    def method3_of_second_class(self):
        ...

Regular Expression

Extraction