def create_accidental_mountains_graph(dir1, dir2):
fig, ax = plt.subplots(figsize=(20, 20))
pts1 = get_pts(dir1)
pts2 = get_pts(dir2)
ax.plot(pts1, color='#013220', linewidth=5)
ax.plot(pts2, color='green', linewidth=5)
fig.savefig('day3_mountains.png')
def get_shortest_step_ct(dir1, dir2):
"""returns the shortest step count to intersection point between the paths
described by the argument directions
Args:
dir1: list of directions for first path
dir2: list of directions for second path
Returns:
the minimum number of steps required to get to an intersection point
of the two paths
"""
pts1 = get_pts(dir1)
pts2 = get_pts(dir2)
intersections = get_intersections(pts1, pts2)
return get_fewest_steps(pts1, pts2, intersections)
def create_wire_graph(dir1, dir2):
# convert directions to points
pts1 = get_pts(dir1)
pts2 = get_pts(dir2)
# separate x and y for each set
x1 = [x[0] for x in pts1]
y1 = [x[1] for x in pts1]
x2 = [x[0] for x in pts2]
y2 = [x[1] for x in pts2]
# graph
fig, ax = plt.subplots(figsize=(20, 20))
ax.plot(x1, y1, color='red', linewidth=5)
ax.plot(x2, y2, color='green', linewidth=5)
fig.savefig('day3_image.png')
def test_multidirections():
"""Tests get_pts' ability to plot direction sequence
"""
assert get_pts(['R3', 'U3']) == [(0,0), (1,0), (2,0), (3,0), (3,1), (3,2), (3,3)], \
"Should be [(0,0), (1,0), (2,0), (3,0), (3,1), (3,2), (3,3)]"
def test_up():
"""Tests get_pts's ability to plot upward directions
"""
assert get_pts(['U3']) == [(0,0), (0,1), (0,2), (0,3)], \
"Should be [(0,0), (0,1), (0,2), (0,3)]"
def test_left():
"""Tests get_pts's abililty to plot leftward directions
"""
assert get_pts(['L3']) == [(0,0), (-1,0), (-2,0), (-3,0)], \
"Should be [(0,0), (0,1), (0,2), (0,3)]"
def test_right():
"""Tests get_pts's abililty to plot rightward directions
"""
assert get_pts(['R3']) == [(0,0), (1,0), (2,0), (3,0)], \
"Should be [(0,0), (0,1), (0,2), (0,3)]"
def test_down():
"""Tests get_pts's abililty to plot downward directions
"""
assert get_pts(['D3']) == [(0,0), (0,-1), (0,-2), (0,-3)], \
"Should be [(0,0), (0,1), (0,2), (0,3)]"