check string using python.py

# Python program to accept the strings
# which contains all the vowels
  
# Function for check if string
# is accepted or not
def check(string) :
  
    string = string.lower()
  
    # set() function convert "aeiou"
    # string into set of characters
    # i.e.vowels = {'a', 'e', 'i', 'o', 'u'}
    vowels = set("aeiou")
  
    # set() function convert empty 
    # dictionary into empty set
    s = set({})
  
    # looping through each
    # character of the string
    for char in string :
  
        # Check for the character is present inside
        # the vowels set or not. If present, then
        # add into the set s by using add method
        if char in vowels :
            s.add(char)
        else:
            pass
              
    # check the length of set s equal to length 
    # of vowels set or not. If equal, string is  
    # accepted otherwise not
    if len(s) == len(vowels) :
        print("Accepted")
    else :
        print("Not Accepted")
  
  
# Driver code
if __name__ == "__main__" :
      
    string = "SEEquoiaL"
  
    # calling function
    check(string)