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lab_scatter/transform.py

60 lines
1.3 KiB
Python

# transform.py
# ------------
# By MWC Contributors
# The functions in this module transform data.
# None of them are finished; this is your job!
def maximum(data):
highest = None
for number in data:
if highest is None:
highest = number
if number > highest:
highest = number
return highest
def minimum(data):
lowest = None
for number in data:
if lowest is None:
lowest = number
if number < lowest:
lowest = number
return lowest
def bounds(data):
lower_bound = minimum(data)
Upper_bound = maximum(data)
return [lower_bound, Upper_bound]
def clamp(value, low, high):
if value < low:
return low
if value > high:
return high
else:
return value
def ratio(value, start, end):
if start == end:
return 0.0
clamped_value = clamp(value, start, end)
result = (clamped_value - start)/(end - start)
return result
def scale(value, domain_min, domain_max, range_min, range_max):
r = ratio(value, domain_min, domain_max)
scaled_value = range_min + r * (range_max - range_min)
return scaled_value
def get_x_values(points):
x_values = [point[0] for point in points]
return x_values
def get_y_values(points):
y_values = [point[1] for point in points]
return y_values