release 1.19

distribute/distribute.sh

@@ -2,6 +2,8 @@
 echo "Determining Version:"
 VERSION=$(echo '<xml height="0"/>' | python ../sendto_silhouette.py --version /dev/stdin)	
 
+test -e /usr/bin/xpath || sudo apt-get install libxml-xpath-perl
+#
 # grep Version ../*.inx
 xpath -q -e '//param[@name="about_version"]/text()' ../sendto_silhouette.inx
 echo "Version should be: \"$VERSION\""

sendto_silhouette.inx

@@ -98,7 +98,7 @@ Always use the least amount of blade possible.
     <page name='about' _gui-text='About'>
       <param name="about_who" type="description">inkscape-silhouette extension from https://github.com/jnweiger/inkscape-silhouette by Jürgen Weigert [[email protected]] and contributors</param>
       <!-- Keep in sync with sendto_silhouette.py line 78 __version__ = ... -->
-      <param name="about_version" type="description">Version 1.18</param>
+      <param name="about_version" type="description">Version 1.19</param>
     </page>
   </param>
 

sendto_silhouette.py

@@ -78,8 +78,10 @@
 #                         Limit pressure to 18. 19 or 20 make the machine 
 #                         scroll forward backward for several minutes.
 #                         Support document unit inches. https://github.com/fablabnbg/inkscape-silhouette/issues/19
+# 2016-12-18, jw, v1.19 -- support for dashed lines added. Thanks to mehtank
+#			  https://github.com/fablabnbg/inkscape-silhouette/pull/33
 
-__version__ = '1.18'	# Keep in sync with sendto_silhouette.inx ca line 79
+__version__ = '1.19'	# Keep in sync with sendto_silhouette.inx ca line 79
 __author__ = 'Juergen Weigert <[email protected]> and contributors'
 
 import sys, os, shutil, time, logging, tempfile

silhouette/Graphtec.py

@@ -45,10 +45,20 @@
 	      raise e2;
 
 try:
-    if usb.version_info[0] < 1:
-      print("Your python usb module appears to be "+str(usb.version_info)+" -- We need version 1.x", file=sys.stderr)
+    try:
+      usb_vi = usb.version_info[0]
+      usb_vi_str = str(usb.version_info)
+    except AttributeError:
+      usb_vi = 0
+      usb_vi_str = 'unknown'
+
+    if usb_vi < 1:
+      print("Your python usb module appears to be "+usb_vi_str+" -- We need version 1.x", file=sys.stderr)
       print("For Debian 8 try:\n  echo > /etc/apt/sources.list.d/backports.list 'deb http://ftp.debian.org debian jessie-backports main\n  apt-get update\n  apt-get -t jessie-backports install python-usb", file=sys.stderr)
       print("\n\n\n", file=sys.stderr)
+      print("For Ubuntu 14.04try:\n  pip install pyusb --upgrade", file=sys.stderr)
+      print("\n\n\n", file=sys.stderr)
+      sys.exit(1)
       sys.exit(1)
       # try my own wrapper instead.
       # import UsbCoreMini as usb