lower('helloi came here for an arguments upper('helloi came here for an arguments replace(" ""you"'helloyou came here for an arguments center( 'helloi came here for an arguments center( helloi came here for an argument count(' ' find(',' join(["number""one,""the""larch"]'number onethe larch"spamjoin(["number""one,""the""larch"]'numberspamone,spamthespamlarchi should mention that many of these functionslike splitaccept additional parameters to customize their operation python also has number of other standard libraries for text-processing that are not covered here you can consult the online documentation or python reference to find out more function capitalize( center(widths count(subs find(subs join(lists ljust(widths lower( lstrip( replace(oldsub,newsubs rfind(subs rjust(widths rstrip( split( title( upper(meaning copy of with only the first character capitalized copy of centered in field of given width count the number of occurrences of sub in find the first position where sub occurs in concatenate list into stringusing as separator like centerbut is left-justified copy of in all lowercase characters copy of with leading white space removed replace all occurrences of oldsub in with newsub like findbut returns the rightmost position like centerbut is right-justified copy of with trailing white space removed split into list of substrings (see textcopy of with first character of each word capitalized copy of with all characters converted to upper case table some string methods