cs107-lecture-examples

Example codes used during Harvard CS107 lectures
git clone https://git.0xfab.ch/cs107-lecture-examples.git
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module_3.py (622B)

      1 """
      2 This is the docstring for ./subpkg_2/module_3.py.  This module provides one
      3 function `baz`.  Example usage is:
      4 
      5 >>> baz(0)
      6 0
      7 """
      8 
      9 
     10 def baz(x):
     11     """
     12     Return the input x if it is an int or float.
     13 
     14     Parameters
     15     ----------
     16     x : input argument
     17 
     18     Returns
     19     -------
     20     x : If it is of type int or float
     21 
     22     Examples
     23     --------
     24     >>> baz(0)
     25     0
     26 
     27     >>> baz(0.0)
     28     0.0
     29 
     30     >>> baz('a string')
     31     Traceback (most recent call last):
     32         ...
     33     ValueError: x must be int or float
     34     """
     35     if not isinstance(x, (int, float)):
     36         raise ValueError('x must be int or float')
     37     return x