48 lines
1.2 KiB
Python
48 lines
1.2 KiB
Python
import matplotlib.pyplot as plt
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#import csv
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import pandas as pd
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import numpy as np
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import argparse
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parser = argparse.ArgumentParser(description='Analyzes fixed csv logs from bobbycar')
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parser.add_argument('-i', '--input', type=argparse.FileType('r'), required=True, help="input csv log file")
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args = parser.parse_args()
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df = pd.read_csv(args.input.name)
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x = df['timestamp']
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x = [i-x[0] for i in x] #offset time by starttime
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scattersize=1
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scatteralpha=0.1
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fig, ax1 = plt.subplots()
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ax2 = ax1.twinx()
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#plt.scatter(x,df['rpm_FrontL'], s=scattersize, alpha=scatteralpha, label="rpm_FrontL")
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ax1.plot(x,np.array(df['vbat_Front']), c='b', alpha=0.5, label="vbat_Front")
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ax1.plot(x,np.array(df['vbat_Rear']), c='r', alpha=0.5, label="vbat_Rear")
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ax2.plot(x,np.array(df['cmd_FrontL']), c='r', alpha=0.5, label="cmd_FrontL")
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#plt.plot(x,np.array(df['currentConsumed']), c='g', alpha=0.5, label="currentConsumed")
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#plt.scatter(x,df['rpm_FrontR'], s=scattersize, alpha=scatteralpha, label="rpm_FrontR")
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ax1.set_xlabel('timestamp')
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#plt.ylabel('data')
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ax1.set_ylabel('first axis')
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ax2.set_ylabel('second axis')
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#plt.title('')
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ax1.legend(loc='upper left')
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ax2.legend(loc='upper right')
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plt.show()
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exit()
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