remove unwanted characters from string python code example

Example 1: python remove last characters from string

st =  "abcdefghij"
st = st[:-1]  # Returns string with last character removed

Example 2: remove special characters from string python

>>> string = "Special $#! characters   spaces 888323"
>>> ''.join(e for e in string if e.isalnum())
'Specialcharactersspaces888323'

Example 3: drop all characters after a character in python

sep = '...'
stripped = text.split(sep, 1)[0]