In Python trim method is called strip, it removes the leading and trailing spaces of a String.
str.strip() #trim
str.lstrip() #ltrim
str.rstrip() #rtrim
#!/usr/bin/python
str = " abc "
print(str)
print(str.strip())
print(str.lstrip())
print(str.rstrip())
Output
{space} abc {space}
abc
abc {space}
{space} abc