Animate Stars in Different Directions

import matplotlib.pyplot as plt 

Plot star

plt.plot(1, 2, marker = '*', markersize = '20')
plt.show()

Plot 10 stars in horizontal line

plt.plot(1, 2, marker = '*', markersize = '20')
plt.plot(2, 2, marker = '*', markersize = '20')
plt.plot(3, 2, marker = '*', markersize = '20')
plt.plot(4, 2, marker = '*', markersize = '20')
plt.plot(5, 2, marker = '*', markersize = '20')
plt.plot(6, 2, marker = '*', markersize = '20')
plt.plot(7, 2, marker = '*', markersize = '20')
plt.plot(8, 2, marker = '*', markersize = '20')
plt.plot(9, 2, marker = '*', markersize = '20')
plt.plot(10, 2, marker = '*', markersize = '20')

plt.show()

Plot 10 stars with range

for i in range(10):
    print(i)
    pass

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9

for i in range(10):
    print(i)
    pass

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9

for i in range(10):
    print(i)

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for i in range(10):
    x = i
    y = 2
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')
    pass

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1 2
2 2
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9 2

for i in range(10):
    x = i
    y = 2
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')

0 2
1 2
2 2
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4 2
5 2
6 2
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9 2

Plot 10 stars vertically up

for i in range(10):
    x = 2
    y = i
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')

2 0
2 1
2 2
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2 7
2 8
2 9

Plot 10 stars diagonally up right side

for i in range(10):
    x = i
    y = i
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')

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9 9

Plot 10 stars diagonally opposite side

for i in range(10):
    x = 10 - i
    y = i
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')

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1 9

Move star horizontally to right side

Create figure, camera

Plot in the figure and take snapshots

Save to gif file with writer=imagemagick

from celluloid import Camera

fig = plt.figure()
cam = Camera(fig)

for i in range(10):
    x = i
    y = 2
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')
    cam.snap()
    
animation = cam.animate()
animation.save('output/stars-moving-horizontally.gif', writer = 'imagemagick')

MovieWriter imagemagick unavailable; using Pillow instead.

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Move star vertically up

fig = plt.figure()
cam = Camera(fig)

for i in range(10):
    x = 2
    y = i
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')
    cam.snap()
    
animation = cam.animate()
animation.save('output/stars-moving-vertically.gif', writer = 'imagemagick')

MovieWriter imagemagick unavailable; using Pillow instead.

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2 9

Move star diagonally up

fig = plt.figure()
cam = Camera(fig)

for i in range(10):
    x = i
    y = i
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')
    cam.snap()

    
animation = cam.animate()
animation.save('output/stars-moving-diagonally.gif', writer = 'imagemagick')

MovieWriter imagemagick unavailable; using Pillow instead.

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Move star diagonally opposite side

fig = plt.figure()
cam = Camera(fig)

for i in range(10):
    x = 10 - i
    y = i
    print(x, y)
    plt.plot(x, y, marker = '*', markersize = '20')
    cam.snap()

    
animation = cam.animate()
animation.save('output/stars-moving-diagonally-in-opposite-direction.gif', writer = 'imagemagick')

MovieWriter imagemagick unavailable; using Pillow instead.

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1 9

Move one star horizontally right side and one star vertically up

fig = plt.figure()
cam = Camera(fig)

for i in range(10):
    x1 = i
    y1 = 2
    print(x1, y1)
    plt.plot(x1, y1, marker = '*', markersize = '20')
    
    x2 = 2
    y2 = i
    print(x2, y2)
    plt.plot(x2, y2, marker = '*', markersize = '20')
    cam.snap()

animation = cam.animate()
animation.save('output/stars-moving-right-and-up.gif', writer = 'imagemagick')

MovieWriter imagemagick unavailable; using Pillow instead.

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2 9

Move one star horizontally right side and one star diagonally up

fig = plt.figure()
cam = Camera(fig)

for i in range(10):
    x1 = i
    y1 = 2
    print(x1, y1)
    plt.plot(x1, y1, marker = '*', markersize = '20')
    
    x2 = i
    y2 = i
    print(x2, y2)
    plt.plot(x2, y2, marker = '*', markersize = '20')
    cam.snap()
    
animation = cam.animate()
animation.save('output/stars-moving-right-and-diagonally-up.gif', writer = 'imagemagick')

MovieWriter imagemagick unavailable; using Pillow instead.

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Move three stars together

1. One star go to the horizontally right side
2. One star go to the vertically up
3. One star go to diagonally up

fig = plt.figure()
cam = Camera(fig)

for i in range(10):
    x1 = i
    y1 = 2
    print(x1, y1)
    plt.plot(x1, y1, marker = '*', markersize = '20')
    
    x2 = i
    y2 = i
    print(x2, y2)
    plt.plot(x2, y2, marker = '*', markersize = '20')

    x3 = 2
    y3 = i
    print(x3, y3)
    plt.plot(x3, y3, marker = '*', markersize = '20')
    
    cam.snap()

    
animation = cam.animate()
animation.save('output/stars-in-different-direction.gif', writer = 'imagemagick')

MovieWriter imagemagick unavailable; using Pillow instead.

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