# capitalize() my_str = "hello world" print("capitalize:", my_str.capitalize()) # Output: Hello world # casefold() my_str = "HELLO WORLD" print("casefold:", my_str.casefold()) # Output: hello world # center() my_str = "hello" print("center:", my_str.center(10, '*')) # Output: **hello*** # count() my_str = "hello world" print("count 'l':", my_str.count('l')) # Output: 3 # encode() my_str = "hello world" print("encode:", my_str.encode()) # Output: b'hello world' # endswith() my_str = "hello world" print("endswith 'world':", my_str.endswith('world')) # Output: True # expandtabs() my_str = "hello\tworld" print("expandtabs:", my_str.expandtabs(4)) # Output: hello world # find() my_str = "hello world" print("find 'world':", my_str.find('world')) # Output: 6 # format() print("format:", "Hello, {}!".format("world")) # Output: Hello, world! # format_map() my_dict = {"name": "world"} print("format_map:", "Hello, {name}!".format_map(my_dict)) # Output: Hello, world! # index() my_str = "hello world" print("index 'world':", my_str.index('world')) # Output: 6 # isalnum() my_str = "hello123" print("isalnum:", my_str.isalnum()) # Output: True # isalpha() my_str = "hello" print("isalpha:", my_str.isalpha()) # Output: True # isdecimal() my_str = "12345" print("isdecimal:", my_str.isdecimal()) # Output: True # isdigit() my_str = "12345" print("isdigit:", my_str.isdigit()) # Output: True # isidentifier() my_str = "hello_world" print("isidentifier:", my_str.isidentifier()) # Output: True # islower() my_str = "hello" print("islower:", my_str.islower()) # Output: True # isnumeric() my_str = "12345" print("isnumeric:", my_str.isnumeric()) # Output: True # isprintable() my_str = "hello world" print("isprintable:", my_str.isprintable()) # Output: True # isspace() my_str = " " print("isspace:", my_str.isspace()) # Output: True # istitle() my_str = "Hello World" print("istitle:", my_str.istitle()) # Output: True # isupper() my_str = "HELLO" print("isupper:", my_str.isupper()) # Output: True # join() my_list = ['hello', 'world'] print("join:", ' '.join(my_list)) # Output: hello world # ljust() my_str = "hello" print("ljust:", my_str.ljust(10, '*')) # Output: hello***** # lower() my_str = "HELLO WORLD" print("lower:", my_str.lower()) # Output: hello world # lstrip() my_str = " hello" print("lstrip:", my_str.lstrip()) # Output: 'hello' # maketrans() and translate() intab = "aeiou" outtab = "12345" trantab = str.maketrans(intab, outtab) my_str = "this is string example" print("translate:", my_str.translate(trantab)) # Output: th3s 3s str3ng 2x1mpl2 # partition() my_str = "hello world" print("partition:", my_str.partition(' ')) # Output: ('hello', ' ', 'world') # replace() my_str = "hello world" print("replace:", my_str.replace("world", "Python")) # Output: hello Python # rfind() my_str = "hello world hello" print("rfind 'hello':", my_str.rfind('hello')) # Output: 12 # rindex() my_str = "hello world hello" print("rindex 'hello':", my_str.rindex('hello')) # Output: 12 # rjust() my_str = "hello" print("rjust:", my_str.rjust(10, '*')) # Output: *****hello # rpartition() my_str = "hello world" print("rpartition:", my_str.rpartition(' ')) # Output: ('hello', ' ', 'world') # rsplit() my_str = "hello world" print("rsplit:", my_str.rsplit(' ')) # Output: ['hello', 'world'] # rstrip() my_str = "hello " print("rstrip:", my_str.rstrip()) # Output: 'hello' # split() my_str = "hello world" print("split:", my_str.split(' ')) # Output: ['hello', 'world'] # splitlines() my_str = "hello\nworld" print("splitlines:", my_str.splitlines()) # Output: ['hello', 'world'] # startswith() my_str = "hello world" print("startswith 'hello':", my_str.startswith('hello')) # Output: True # strip() my_str = " hello " print("strip:", my_str.strip()) # Output: 'hello' # swapcase() my_str = "Hello World" print("swapcase:", my_str.swapcase()) # Output: hELLO wORLD # title() my_str = "hello world" print("title:", my_str.title()) # Output: Hello World # upper() my_str = "hello world" print("upper:", my_str.upper()) # Output: HELLO WORLD # zfill() my_str = "42" print("zfill:", my_str.zfill(5)) # Output: 00042