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What are the differences between dict.items() and dict.iteritems()? What are Iteritems () in Python?

Asked by Edyth Ferrill Jul 14, 2021 1.7K views 3 answers
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Are there any applicable differences between dict.items() and dict.iteritems()?

From the Python docs:

dict.items(): Return a copy of the dictionary’s list of (key, value) pairs.

dict.iteritems(): Return an iterator over the dictionary’s (key, value) pairs.

If I run the code below, each seems to return a reference to the same object. Are there any subtle differences that I am missing?

a={1:'one',2:'two',3:'three'}
print 'a.items():'
for k,v in a.items():
   if d[k] is v: print 'tthey are the same object'
   else: print 'tthey are different'
print 'a.iteritems():'   
for k,v in a.iteritems():
   if d[k] is v: print 'tthey are the same object'
   else: print 'tthey are different'   

Output-

a.items():
    they are the same object
    they are the same object
    they are the same object
a.iteritems():
    they are the same object
    they are the same object
    they are the same object

Your answer

3 Answers

Otis Hendricks Latest answer

Answered on Mar 26, 2026

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Shead1960

Answered on Sep 3, 2025

Use your dexterity to guide and send the blocks in Geometry Dash flying continuously through obstacles to complete the game's series of levels.

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