August 2018
Intermediate to advanced
332 pages
9h 12m
English
Content preview from Clean Code in Python
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Do annotations replace docstrings?
This is a valid question, since on older versions of Python, long before annotations were introduced, the way of documenting the types of the parameters of functions or attributes was done by putting docstrings on them. There are even some conventions on formats on how to structure docstrings to include the basic information for a function, including types and meaning of each parameter, type, and meaning of the result, and possible exceptions that the function might raise.
Most of this has been addressed already in a more compact way by means of annotations, so one might wonder if it is really worth having docstrings as well. The answer is yes, and this is because they complement each other.
It is true that ...
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