gpscat: Add test for PYTHONPATH

1 files changed, 9 insertions, 2 deletions

diff --git a/gpscat b/gpscat
index 5dd2110c..9de1ba03 100755
--- a/gpscat
+++ b/gpscat
@@ -18,8 +18,15 @@ import termios
 
 import curses.ascii
 
-import gps
-import gps.packet as sniffer
+# pylint wants local modules last
+try:
+    import gps
+    import gps.packet as sniffer
+except ImportError as e:
+    sys.stderr.write(
+        "gpscat: can't load Python gps libraries -- check PYTHONPATH.\n")
+    sys.stderr.write("%s\n" % e)
+    sys.exit(1)
 
 gps_version = '3.19-dev'
 if gps.__version__ != gps_version: