Fix start_process() error

Shougo · Feb 4, 2018 · e37de74 · e37de74
1 parent 6cac264
commit e37de74
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/rplugin/python3/deoplete/parent.py b/rplugin/python3/deoplete/parent.py
@@ -5,10 +5,11 @@
 # ============================================================================
 
 import time
+import os
 
 from deoplete import logger
 from deoplete.process import Process
-# from deoplete.util import error
+from deoplete.util import error
 
 
 class Parent(logger.LoggingMixin):
@@ -68,6 +69,11 @@ def _start_process(self, context, serveraddr):
         if self._proc:
             return
 
+        if not os.access(context['python3'], os.X_OK):
+            error(self._vim, str(context['python3']) + ' is not executble.')
+            error(self._vim, 'You need to set g:python3_host_prog.')
+            return
+
         self._proc = Process(
             [context['python3'], context['dp_main'], serveraddr],
             context, context['cwd'])