python string find index of character code example

Example 1: python index of string

string = "Hello World"
string_slice = string[1:10] # "ello Worl" (index 1 up to 10)
string_last_chars = string[-5:] # "World" (5th index from last to the end)
H = string[0] # "H"

Example 2: python get index of substring in liast

index = [idx for idx, s in enumerate(l) if 'tiger' in s][0]