ktl014
5/15/2017 - 2:48 AM

loop over the elements of a list like this: Files: acces_list_index.py; dictionaries.py; iterate_keys_dictionary.py; loop.py

loop over the elements of a list like this: Files: acces_list_index.py; dictionaries.py; iterate_keys_dictionary.py; loop.py

loop.py
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animals = ['cat', 'dog', 'monkey']
for animal in animals:
    print animal
list_comprehension.py
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nums = [0, 1, 2, 3, 4]
squares = [x ** 2 for x in nums]
print squares
#0, 1, 4, 9, 16]
iterate_keys_dictionary.py
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d = {'person': 2, 'cat': 4, 'spider': 8}
for animal in d:
    legs = d[animal]
    print 'A %s has %d legs' % (animal, legs)
#A person has 2 legs
#A spider has 8 legs
#A cat has 4 legs
dictionaries.py
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d = {'cat': 'cute', 'dog': 'furry'}  # Create a new dictionary with some data
print d['cat']       # Get an entry from a dictionary; prints "cute"
print 'cat' in d     # Check if a dictionary has a given key; prints "True"
#cute
#True
acces_list_index.py
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animals = ['cat', 'dog', 'monkey']
for idx, animal in enumerate(animals):
    print '#%d: %s' % (idx + 1, animal)