├── README.md
├── points.py
└── shapes.py


/README.md:
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1 | # Classes in Python
2 | Code associated with my tutorial "Everything you need to know about classes in Python": https://youtu.be/tmY6FEF8f1o
3 | 
4 | I think I might add some additional code to these examples, so stay watching this repo!!
5 | 


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/points.py:
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 1 | import matplotlib.pyplot as plt
 2 | 
 3 | class Point:
 4 | 	def __init__(self, x,y, color="red", size=10):
 5 | 		self.x = x
 6 | 		self.y = y
 7 | 		self.color = color
 8 | 		self.size = size
 9 | 
10 | 	def __add__(self, other):
11 | 		if isinstance(other, Point):
12 | 			x = self.x + other.x
13 | 			y = self.y + other.y
14 | 			return Point(x,y)
15 | 		else:
16 | 			x = self.x + other
17 | 			y = self.y + other
18 | 			return Point(x,y)
19 | 
20 | 	def plot(self):
21 | 		plt.scatter(self.x, self.y, c=self.color, s=self.size)
22 | 
23 | if __name__ == "__main__":
24 | 	a = Point(1,3)
25 | 	b = Point(2,4)
26 | 	c = a + b
27 | 	c.plot()
28 | 	plt.show()


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/shapes.py:
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 1 | import turtle
 2 | 
 3 | class Polygon:
 4 | 	def __init__(self, sides, name, size=100, color="black", line_thickness=3):
 5 | 		self.sides = sides
 6 | 		self.name = name
 7 | 		self.size = size
 8 | 		self.color = color
 9 | 		self.line_thickness = line_thickness
10 | 		self.interior_angles = (self.sides-2)*180
11 | 		self.angle = self.interior_angles/self.sides
12 | 
13 | 	def draw(self):
14 | 		turtle.color(self.color)
15 | 		turtle.pensize(self.line_thickness)
16 | 		for i in range(self.sides):
17 | 			turtle.forward(self.size)
18 | 			turtle.right(180-self.angle)
19 | 
20 | class Square(Polygon):
21 | 	def __init__(self, size=100, color="black", line_thickness=3):
22 | 		super().__init__(4, "Square", size, color, line_thickness)
23 | 
24 | 	def draw(self):
25 | 		turtle.begin_fill()
26 | 		super().draw()
27 | 		turtle.end_fill()
28 | 
29 | if __name__ == "__main__":
30 | 	square = Square(size=300, color="#abcdef")
31 | 	square.draw()
32 | 	turtle.done()


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