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#!/usr/bin/python | ||
# -*- coding: utf-8 -*- | ||
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''' | ||
Author: Echedey Luis Álvarez | ||
Date: 05/11/2022 | ||
Project: Technical Office graphs | ||
File: OT_regressions.py | ||
Abstract: just another grapher | ||
Sources: | ||
''' | ||
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import numpy as np | ||
import matplotlib.pyplot as plt | ||
import mplcyberpunk | ||
import SciencePlots # Using my distribution, needs import | ||
from scipy.stats import linregress | ||
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def main(): | ||
#plt.clf() | ||
plt.style.use(['science']) | ||
fig, ax = plt.subplots() | ||
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# Superior title | ||
fig.suptitle('Regresiones de la demanda', **{'fontsize': 'x-large'}) | ||
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x_months = np.array(['Enero','Febrero','Marzo','Abril','Mayo','Junio', | ||
'Julio','Agosto','Septiembre','Octubre','Noviembre', | ||
'Diciembre']) | ||
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y_ene_jun = np.array([500, 510, 530, 535, 542, 570]) | ||
y_jul_dic = np.array([950, 970, 1000, 1050, 1075, 1100]) | ||
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# Meses menor demanda | ||
x = np.arange(0,6) | ||
y = y_ene_jun | ||
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ax.bar(x_months[:6], y, edgecolor="k", | ||
label='Demanda: meses de menor demanda') | ||
regLine = linregress(x, y) | ||
regLx = [min(x), max(x)] | ||
regLy = [regLine.slope * regLx[0] + regLine.intercept, regLine.slope * regLx[-1] + regLine.intercept] | ||
print(rf'D= {regLine.slope:.4f}·(i_mes)+{regLine.intercept:.4f}') | ||
plt.plot( | ||
regLx, | ||
regLy, | ||
color= 'mediumorchid', | ||
linestyle= 'dashed', | ||
linewidth = '5', | ||
label= 'Regresión lineal: meses de menor demanda' | ||
) | ||
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# Meses de mayor demanda | ||
x = np.arange(6,12) | ||
y = y_jul_dic | ||
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ax.bar(x_months[6:], y, edgecolor="k", | ||
label='Demanda: meses de mayor demanda') | ||
regLine = linregress(x, y) | ||
regLx = [min(x), max(x)] | ||
regLy = [regLine.slope * regLx[0] + regLine.intercept, regLine.slope * regLx[-1] + regLine.intercept] | ||
print(rf'D= {regLine.slope:.4f}·(i_mes-6)+{regLine.intercept:.4f}') | ||
plt.plot( | ||
regLx, | ||
regLy, | ||
color= 'crimson', | ||
linestyle= 'dashed', | ||
linewidth = '5', | ||
label= 'Regresión lineal: meses de mayor demanda' | ||
) | ||
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ax.set_xticks(np.arange(0,12)) | ||
ax.set_xticklabels(x_months) | ||
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plt.xlabel(r'Mes') | ||
plt.ylabel(r'Demanda') | ||
plt.grid() | ||
plt.legend() | ||
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# mplcyberpunk.add_glow_effects() | ||
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plt.tight_layout() | ||
# plt.savefig('some_title.png') | ||
plt.show() | ||
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if __name__ == '__main__': | ||
main() | ||
print('☭Data was analyzed successfully. Have a nice day☭') |