dictionary and for loop in python code example

Example 1: loop throughthe key and the values of a dict in python

a_dict = {"color": "blue", "fruit": "apple", "pet": "dog"}

# Will loop through the dict's elements (key, value) WITHOUT ORDER
for key, value in a_dict.items():
  print(key, '->', value)

Example 2: python loop through dictionary

d = {'x': 1, 'y': 2, 'z': 3} 
for key in d:
    print key, 'corresponds to', d[key]