Abstarct class python

import abc
class Shape(metaclass=abc.ABCMeta):
   @abc.abstractmethod
   def area(self):
      pass
class Rectangle(Shape):
   def __init__(self, x,y):
      self.l = x
      self.b=y
   def area(self):
      return self.l*self.b
r = Rectangle(10,20)
print ('area: ',r.area())

Source: tutorialspoint.com

Similar codes

0 vote236 views1 answer
Simple example of printing a C version of a SymPy expression:
Python
5 votes217 views4 answers
Pathlib get extension
Python
0 vote207 views1 answer
Do while python using dates
Python
5 votes235 views4 answers
Python open mat file
Python
0 vote176 views1 answer
Import csv import re data = [] with open('customerData.csv') as csvfile: reader = csv.DictReader(csvfile) for row in reader: data.append(row) print(data[0]) print(data[1]["Name"]) print(data[2]["Spent Past 30 Days"])
Python
5 votes160 views2 answers
Change space to underscore python
Python
0 vote144 views6 answers
Assign dictionary a value from a list python
Python
0 vote197 views1 answer
Python codes for counting the occurrence of a letters in dictionary excluding digits
Python
0 vote282 views1 answer
Precedence in python
Python
1 vote203 views1 answer
Decrease hours in datetime python
Python