(List()                    # Create a new instance of moka.List
   .extend(range(1,20))    # Insert the numbers from 1 to 20
   .keep(lambda x: x > 5)  # Keep only the numbers bigger than 5
   .rem(operator.gt, 7)    # Remove the numbers bigger than 7 using partial application
   .rem(eq=6)              # Remove the number 6 using the 'operator shortcut'
   .map(str)               # Call str on each numbers (Creating a list of string)
   .invoke('zfill', 3)     # Call zfill(x, 3) on each string (Filling some 0 on the left)
   .insert(0, 'I am')      # Insert the string 'I am' at the head of the list
   .join(' '))             # Joining every string of the list and separate them with a space.

# 'I am 007'