add arguments for input and output file

logdata_visualization/logfix.py

@@ -1,13 +1,22 @@
 import numpy as np
 from datetime import datetime
 import time
+import argparse
+
+parser = argparse.ArgumentParser(description='Copys, renames and fixes logfiles written by bobbycar sd logger.')
+parser.add_argument('input', type=argparse.FileType('r'))
+parser.add_argument('output', nargs='?', type=argparse.FileType('w'))
+args = parser.parse_args()
 
 ok=True
 
-inputFilename='LOG00251.TXT'
+inputFilename=args.input.name
+outputFilename=None
+if args.output is not None:
+    outputFilename=args.output.name
 
 
-print("Filename: "+str(inputFilename))
+print("Input Filename: "+str(inputFilename))
 
 with open(inputFilename, 'r') as reader:
     lines = reader.readlines()
@@ -34,7 +43,7 @@ linesSize = [len(x.split(',')) for x in lines] #count arraysize for every datali
 linesOK = np.array(linesSize)==headerSize #mask for okay lines (valid for data lines)
 
 timestamp=int(lines[0].split('TIMESTAMP:')[1]) #timestamp when file was created
-#outputFilename=
+
 
 
 print("Found "+str(len(lines))+" lines")
@@ -44,6 +53,7 @@ print(str(len(datalinesOK))+" Datalines OK")
 print("Header Size is "+str(headerSize))
 
 filetime = time.strftime('%Y%m%d_%H%M%S', time.localtime(timestamp))
+if outputFilename is None:
     outputFilename = filetime+".csv"
 
 #is_dst(datetime(2019, 4, 1), timezone="US/Pacific")
@@ -55,6 +65,7 @@ print("Local Time:"+time.strftime('%A, %Y-%m-%d %H:%M:%S', time.localtime(timest
 print("Writing to: "+str(outputFilename))
 
 linesWritten = 0
+if ok:
     with open(outputFilename, 'w') as writer:
         for i,line in enumerate(lines):
             if i!=0 and (commentlines[i] or linesOK[i]):
@@ -64,4 +75,6 @@ with open(outputFilename, 'w') as writer:
                 print("Skipped "+str(i)+": "+str(line))
 
     print(str(linesWritten)+" lines written to "+str(outputFilename))
+else:
+    print("Failed!")