PYTHON

re python

>>> pattern = re.compile("o")
>>> pattern.match("dog")      # No match as "o" is not at the start of "dog".
>>> pattern.match("dog", 1)   # Match as "o" is the 2nd character of "dog".
<re.Match object; span=(1, 2), match='o'>

re module documentation

>>> m = re.search(r'(?<=-)w+', 'spam-egg')
>>> m.group(0)
'egg'

re module python

re module is used for regex operations. to import, type `import re`. Also, no need to install it since it's built-in in Python.

python re

if pattern := re.search("[iI] am (.*)", "I am tired"):
    print(f"Hi {pattern.group(1)}, I'm dad!")

python re

m = re.search(r'[cbm]at', 'aat')
print(m)

re python

>>> pattern = re.compile("o")
>>> pattern.match("dog")      # No match as "o" is not at the start of "dog".
>>> pattern.match("dog", 1)   # Match as "o" is the 2nd character of "dog".
<re.Match object; span=(1, 2), match='o'>