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record.py
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record.py
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from datetime import datetime
import argparse
import serial
import os
import re
# record.py
#
# Will also record the data from the arduino
# Will also save to a .csv file
#
parser = argparse.ArgumentParser(prog="Data recorder",
description="This script uses Serial to record datalogged from our custom flight computer")
parser.add_argument('device', help="The Serial Device")
parser.add_argument('--baud', default=19200,
help='The baud rate for the Serial Connection')
packetSize = 16
baud = 0
device = ""
conn = None
fileFormat = "data/%m-%Y-08-%H-%M-data.csv"
searchPattern = r"(-?\d+(\.\d+)?|NAN)(, (-?\d+(\.\d+)?|NAN)){15}"
loggedData = []
def processData():
file = open(datetime.now().strftime(fileFormat), "w")
print("Writing to " + datetime.now().strftime(fileFormat))
for datapoint in loggedData:
datapoint = datapoint.replace(" ", " ")
match = re.match(searchPattern, datapoint)
if match:
file.write(datapoint)
if __name__ == "__main__":
args = parser.parse_args()
device = args.device
baud = args.baud
conn = serial.Serial(port=device, baudrate=baud)
if not os.path.exists("data/"):
os.makedirs("data/")
print("Serial Connection Open")
i = 0
while True:
try:
if conn.in_waiting:
data = conn.readline().decode()
print(data, end="")
if "NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN" in data:
if i == 1:
break
else: i += 1
if "DATA DONE" in data:
break
loggedData.append(data)
except KeyboardInterrupt:
print("Quiting")
break
print("Done Processing Data")
processData()