input: Write a function to determine if two given strings are anagrams of each other. The function should return True if the strings are anagrams, and False otherwise.
  def is_anagram(str1, str2):
      if len(str1) != len(str2):
          return False
  
      str1_counts = collections.Counter(str1)
      str2_counts = collections.Counter(str2)
      
      for char in str1_counts:
          if str1_counts[char] != str2_counts[char]:
              return False
      return True
  
  assert is_anagram("abcd", "cbda")==True
  assert is_anagram("listen", "silent")==True
  assert is_anagram("hello", "hola")==False
  assert is_anagram("debit card", "bad credit")==True
  assert is_anagram("abc", "abcd")==False
output: 
  def is_anagram(str1, str2):
      if len(str1) != len(str2):
          return False
  
      str1_counts = collections.Counter(str1)
      str2_counts = collections.Counter(str2)
      
      for char in str1_counts:
          if str1_counts[char] != str2_counts[char]:
              return False
      return True
  