smoothie-stream.py

   1 #!/usr/bin/env python
   2 """\
   3 Stream g-code to Smoothie telnet connection
   4
   5 Based on GRBL stream.py
   6 """
   7
   8 from __future__ import print_function
   9 import sys
  10 import telnetlib
  11 import argparse
  12
  13 # Define command line argument interface
  14 parser = argparse.ArgumentParser(description='Stream g-code file to Smoothie over telnet.')
  15 parser.add_argument('gcode_file', type=argparse.FileType('r'),
  16         help='g-code filename to be streamed')
  17 parser.add_argument('ipaddr',
  18         help='Smoothie IP address')
  19 parser.add_argument('-q','--quiet',action='store_true', default=False,
  20         help='suppress output text')
  21 args = parser.parse_args()
  22
  23 f = args.gcode_file
  24 verbose = not args.quiet
  25
  26 # Stream g-code to Smoothie
  27 print("Streaming " + args.gcode_file.name + " to " + args.ipaddr)
  28
  29 tn = telnetlib.Telnet(args.ipaddr)
  30 # read startup prompt
  31 tn.read_until("> ")
  32
  33 okcnt= 0
  34 linecnt= 0
  35 for line in f:
  36     tn.write(line)
  37     linecnt+=1
  38     rep= tn.read_eager()
  39     okcnt += rep.count("ok")
  40     if verbose: print("SND " + str(linecnt) + ": " + line.strip() + " - " + str(okcnt))
  41
  42 print("Waiting for complete...")
  43
  44 while okcnt < linecnt:
  45     rep= tn.read_some()
  46     okcnt += rep.count("ok")
  47     if verbose: print(str(linecnt) + " - " + str(okcnt) )
  48
  49 tn.write("exit\n")
  50 tn.read_all()
  51
  52 print("Done")
  53
  54
  55