2.1.1 Docstrings - JulTob/Python GitHub Wiki
Pieces of programs must be documented. To the explication and documentation integrated into the .py documents we call Docstrings.
def Circn_Circulo(r):
"""Return the circumference of a circle of radius of r.
Arguments:
r - Radius of circle
Returns:
float: circumference of a circle
"""
c = 2 * r * math.pi
return c