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plot_data.py
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plot_data.py
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#!/usr/bin/env python
import matplotlib.pyplot as pyplot
from numpy import argsort, sort
from rajab_roza import RajabRoza
filename = "data/london-durations.yml"
years = range(1430, 1461)
def duration_in_hours(duration):
return duration.total_seconds()/3600.0
def minimal_duration_years(years, durations, amount=10):
sorted_durations = argsort(durations)
minimal_years = [years[i] for i in sorted_durations[:amount]]
return sort(minimal_years)
if __name__ == '__main__':
rajab_roza = RajabRoza.load_from_yaml(filename)
start_index = years[0] - rajab_roza.start_year
data_index_range = range(start_index, start_index + len(years))
min_durations = [
duration_in_hours(rajab_roza.durations[i][0])
for i in data_index_range
]
max_durations = [
duration_in_hours(rajab_roza.durations[i][1])
for i in data_index_range
]
avg_durations = [
0.5*(min_durations[i] + max_durations[i])
for i in range(len(years))
]
min_duration_years = minimal_duration_years(years, avg_durations)
pyplot.vlines(years, min_durations, max_durations, color='#006600', linewidth=10)
pyplot.axvspan(min_duration_years[0] - 0.5, min_duration_years[-1] + 0.5, facecolor='#006600', edgecolor='none', alpha=0.25)
pyplot.grid()
pyplot.title("Duration of Rajab Roza in London")
pyplot.xlabel("Hijri year")
pyplot.ylabel("Duration (Hours)")
pyplot.savefig("data/london-durations.png", bbox_inches="tight")