Finding

in operator

if 'two' in 'onetwothree' : 
   print('found!')  

find method

_var = "better solutions" 
if _var.find('sol') != -1 :  
   print('found!')  

split method

_var = "better solutions" 
print(_var.split(' ') 

str = 'some text' 
print(len(str))