COSC-4P80-Assignment-3/plot_heatmap.py

34 lines
639 B
Python

import numpy as np
import pandas as pd
import matplotlib.pyplot as plt
import sys
filename = sys.argv[1]
size = sys.argv[2]
if len(sys.argv) > 3:
subtitle = sys.argv[3]
else:
subtitle = ""
df = pd.read_csv(filename, header=None)
height, width = df.shape
data = df.to_numpy()
plt.imshow(data, cmap='coolwarm_r', interpolation='nearest')
plt.xticks(np.arange(width), np.arange(width))
plt.yticks(np.arange(height), np.arange(height))
plt.xlabel('X Pos')
plt.ylabel('Y Pos')
plt.suptitle('Heatmap of Motor Data (Bins: {})'.format(size))
plt.title(subtitle)
plt.gca().invert_yaxis()
plt.colorbar()
plt.savefig("heatmap.png")