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Sparse and circle have been my favorite exercises so far. Learned a TON #100

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03c630c
First html render commit.
Feb 22, 2016
bfa9240
renderer
Mar 3, 2016
e582e01
session 9
Mar 10, 2016
d784408
Sparse Array mostly completed. Very cool assignment actually. learne…
Mar 10, 2016
3de88c2
All of the circle lab cept for very last section of part 8. EXTREMEL…
Mar 10, 2016
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All of the circle lab cept for very last section of part 8. EXTREMELY… 
… GREAT EXERCISE!! LEARNED A TON!
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unknown authored and unknown committed Mar 10, 2016
commit 3de88c2befc551ff7f58603f3d33a48cb3e8f36a
107 changes: 107 additions & 0 deletions students/MichaelGregor/Session 9/Circle.py
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import math

class Circle(object):

def __init__(self, radius):
self._radius = radius
self._diameter = radius * 2

def __repr__(self):
return 'Circle(' + repr(self._radius) + ')'

def __str__(self):
return 'Circle(' + str(self._radius) + ')'

def __add__(self, other):
r1, r2 = self.radius, other.radius
total = r1 + r2
return Circle(total)

def __eq__(self, other):
r1, r2 = self.radius, other.radius
if r1 == r2:
return True
else:
return False

def __gt__(self, other):
r1, r2 = self.radius, other.radius
if r1 > r2:
return True
else:
return False

def __lt__(self, other):
r1, r2 = self.radius, other.radius
if r1 < r2:
return True
else:
return False

@property
def radius(self):
return self._radius

@property
def diameter(self):
return self._diameter

@diameter.setter
def diameter(self, value):
self._diameter = value
self._radius = value/2

@property
def area(self):
return 2 * math.pi * self._radius

@classmethod
def from_diameter(cls, value):
return cls(value/2)


def main():

c = Circle(10)

print(c.radius)
print(c.diameter)

c.diameter = 50

print(c.diameter)
print(c.radius)

c = Circle(2)
print(c.area)

c = Circle.from_diameter(8)

print(c.diameter)
print(c.radius)

print(repr(c))
print(str(c))

d = eval(repr(c))

print(d)

c1 = Circle(4)
c2 = Circle(2)

print(c1)
print(c2)

c3 = c1+c2
print(c3._radius)

print(c1 == c2)

print(c1>c2)
print(c1<c2)

if __name__ == "__main__":
main()