metaclass setup and use
Objects - Intermediate example from a Well House Consultants training course
More on Objects - Intermediate [link]
Source code: mcx Module: Y112
# metaclass setup and use
def __new__(cls, name, bases, dct):
print "Creating a class"
return type.__new__(cls, name, bases, dct)
def __init__(cls, name, bases, dct):
print "Populating a class"
super(extras, cls).__init__(name, bases, dct)
setattr(cls, 'whom', getname)
__metaclass__ = extras
def __init__(this, name, height, weight):
this.name = name
this.height = height
this.weight = weight
return this.weight / this.height / this.height
john = person("John Smith",1.9,57)
jane = person("Jane Smith",1.7,64)
b1 = john.getbmi()
b2 = jane.getbmi()
n1 = john.whom()
n2 = jane.whom()
# See also
Learn about this subject
This module and example are covered on the following public courses:
* Learning to program in Python
* Python Programming
* Intermediate Python
Also available on on site courses for larger groups
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This example comes from our "Objects - Intermediate" training module. You'll find a description of the topic and some other closely related examples on the "Objects - Intermediate" module index page.
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