Function to check if the character is a vowel or not .
def checkvowel ( ch ) : NEW_LINE INDENT ch = ch . lower ( ) NEW_LINE if ( ch == ' a ' or ch == ' e ' or ch == ' i ' or ch == ' o ' or ch == ' u ' ) : NEW_LINE INDENT return True NEW_LINE DEDENT else : NEW_LINE INDENT return False NEW_LINE DEDENT DEDENT