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strspace_bar:space_barabcdefgabcspace_barkeyboard_return
str.strip()space_bar:space_barabcdefgabckeyboard_return
len(str)space_bar:space_bar10keyboard_return
str.count('b')space_bar:space_bar2keyboard_return
str.find('b')space_bar:space_bar1keyboard_return
str.index('b')space_bar:space_bar1keyboard_return
str.isupper()space_bar:space_barFalsekeyboard_return
str.islower()space_bar:space_barTruekeyboard_return
str.isalpha()space_bar:space_barTruekeyboard_return
str.isdigit()space_bar:space_barFalsekeyboard_return
str.isalnum()space_bar:space_barTruekeyboard_return
str.upper()space_bar:space_barABCDEFGABCkeyboard_return
str.lower()space_bar:space_barabcdefgabckeyboard_return
str.replace('d','z')space_bar:space_barabczefgabckeyboard_return
','.join(str)space_bar:space_bara,b,c,z,e,f,g,a,b,ckeyboard_return
str.split(',')space_bar:space_bar['a',space_bar'b',space_bar'c',space_bar'z',space_bar'e',space_bar'f',space_bar'g',space_bar'a',space_bar'b',space_bar'c']
