How to use a Python dictionary?

Question

I am finding it difficult to iterate through a dictionary in python.

I have already finished learning via CodeAcademy and solo learn but still find it tough to go th

Answer 1

# In Python 3.x

hash={'a': 1, 'b': 2}

for k in hash:
    print (str(k) + "," + str(hash[k]))

# OR
for key, value in hash.items():
    print (str(key) + ',' + str(value))

# OR
for key, value in {'a': 1, 'b': 2}.items():
    print (str(key) + ',' + str(value))

# OR
for tup in hash.items():
    print (str(tup[0]) + ',' + str(tup[1]))