import re
def pass_validity(p):
x = True
while x:
if (len(p)<6 or len(p)>12):
break
elif not re.search("[a-z]",p):
break
elif not re.search("[0-9]",p):
break
elif not re.search("[A-Z]",p):
break
elif not re.search("[$#@]",p):
break
elif re.search("\s",p):
break
else:
return True
x=False
break
if x:
return False