Is and In Operator

#Function to find if number is present in the list or not
def number_present(num, query):
    #num is a 'list', query is a 'int'
    for i in range(len(num)):    #write this here - i in range(len(num))
                             # see the use of 'in' in for loop
        if (num[i] is query) : #write this here - num[i] is query
                             # see the use of 'is' as equal to
            return True
    return False