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iteration_over_set.py
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iteration_over_set.py
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# Errors
for item in {1}:
print(f"I can count to {item}!")
for item in {"apples", "lemons", "water"}: # flags in-line set literals
print(f"I like {item}.")
for item in {1,}:
print(f"I can count to {item}!")
for item in {
"apples", "lemons", "water"
}: # flags in-line set literals
print(f"I like {item}.")
numbers_list = [i for i in {1, 2, 3}] # flags sets in list comprehensions
numbers_set = {i for i in {1, 2, 3}} # flags sets in set comprehensions
numbers_dict = {str(i): i for i in {1, 2, 3}} # flags sets in dict comprehensions
numbers_gen = (i for i in {1, 2, 3}) # flags sets in generator expressions
# Non-errors
items = {"apples", "lemons", "water"}
for item in items: # only complains about in-line sets (as per Pylint)
print(f"I like {item}.")
for item in ["apples", "lemons", "water"]: # lists are fine
print(f"I like {item}.")
for item in ("apples", "lemons", "water"): # tuples are fine
print(f"I like {item}.")
numbers_list = [i for i in [1, 2, 3]] # lists in comprehensions are fine
numbers_set = {i for i in (1, 2, 3)} # tuples in comprehensions are fine
numbers_dict = {str(i): i for i in [1, 2, 3]} # lists in dict comprehensions are fine
numbers_gen = (i for i in (1, 2, 3)) # tuples in generator expressions are fine
for item in set(("apples", "lemons", "water")): # set constructor is fine
print(f"I like {item}.")
for number in {i for i in range(10)}: # set comprehensions are fine
print(number)
for item in {*numbers_set, 4, 5, 6}: # set unpacking is fine
print(f"I like {item}.")