From b94b45cfa16d6177a6ef3bf9b2a438306823ae69 Mon Sep 17 00:00:00 2001
From: Daniel Hahler <git@thequod.de>
Date: Fri, 27 Apr 2018 10:23:50 +0200
Subject: [PATCH] Environment._get_version: add msgs with exceptions

---
 jedi/api/environment.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/jedi/api/environment.py b/jedi/api/environment.py
index 7e0a8507..d67427bd 100644
--- a/jedi/api/environment.py
+++ b/jedi/api/environment.py
@@ -77,9 +77,12 @@ class Environment(_BaseEnvironment):
             stdout, stderr = process.communicate()
             retcode = process.poll()
             if retcode:
-                raise InvalidPythonEnvironment()
-        except OSError:
-            raise InvalidPythonEnvironment()
+                raise InvalidPythonEnvironment(
+                    "Exited with %d (stdout=%r, stderr=%r)" % (
+                        retcode, stdout, stderr))
+        except OSError as exc:
+            raise InvalidPythonEnvironment(
+                "Could not get version information: %r" % exc)
 
         # Until Python 3.4 wthe version string is part of stderr, after that
         # stdout.