table continued method description format(*args**kwargss index(sub [start [,end]]formats finds the first occurrence of the specified substring sub or raises an error checks whether all characters are alphanumeric checks whether all characters are alphabetic checks whether all characters are digits checks whether all characters are lowercase checks whether all characters are whitespace checks whether the string is titlecased string (first letter of each word capitalizedchecks whether all characters are uppercase joins the strings in sequence with as separator left-aligns in string of size width converts to lowercase removes leading whitespace or characters supplied in chrs partitions string based on separator string sep returns tuple (head,sep,tailor ( "",""if sep isn' found replaces substring finds the last occurrence of substring finds the last occurrence or raises an error right-aligns in string of length width partitions based on separator sepbut searches from the end of the string splits string from the end of the string using sep as delimiter maxsplit is the maximum number of splits to perform if maxsplit is omittedthe result is identical to the split(method removes trailing whitespace or characters supplied in chrs splits string using sep as delimiter maxsplit is the maximum number of splits to perform isalnum( isalpha( isdigit( islower( isspace( istitle( isupper( join(ts ljust(width [fill] lower( lstrip([chrs] partition(seps replace(oldnew [,maxreplace] rfind(sub [,start [,end]] rindex(sub [,start [,end]] rjust(width [fill] rpartition(seps rsplit([sep [,maxsplit]] rstrip([chrs] split([sep [,maxsplit]] lib fl ff