strings stuff 'hello worldtype(stuffdir(stuff['capitalize''casefold''center''count''encode''endswith'expandtabs''find''format''format_map''index'isalnum''isalpha''isdecimal''isdigit''isidentifier'islower''isnumeric''isprintable''isspace'istitle''isupper''join''ljust''lower''lstrip'maketrans''partition''replace''rfind''rindex'rjust''rpartition''rsplit''rstrip''split'splitlines''startswith''strip''swapcase''title'translate''upper''zfill'help(str capitalizehelp on method_descriptorcapitalizes capitalize(-str return capitalized version of si make the first character have upper case and the rest lower case while the dir function lists the methodsand you can use help to get some simple documentation on methoda better source of documentation for string methods would be calling method is similar to calling function (it takes arguments and returns valuebut the syntax is different we call method by appending the method name to the variable name using the period as delimiter for examplethe method upper takes string and returns new string with all uppercase lettersinstead of the function syntax upper(word)it uses the method syntax word upper(word 'banananew_word word upper(print(new_wordbanana this form of dot notation specifies the name of the methodupperand the name of the string to apply the method toword the empty parentheses indicate that this method takes no argument method call is called an invocationin this casewe would say that we are invoking upper on the word for examplethere is string method named find that searches for the position of one string within another