From: Oleh Prypin <oleh@pryp.in>
Date: Thu, 9 Jun 2016 20:01:53 +0000 (+0300)
Subject: Clarify the error when Python is missing on a remote host
X-Git-Tag: 0.0.29~2^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=2284e2a3b62d71b5cb535d69badad936ce782d13;p=remoto.git

Clarify the error when Python is missing on a remote host

Signed-off-by: Oleh Prypin <oleh@pryp.in>
---

diff --git a/remoto/connection.py b/remoto/connection.py
index aba5d51..3d6851c 100644
--- a/remoto/connection.py
+++ b/remoto/connection.py
@@ -21,9 +21,16 @@ class Connection(object):
         self.interpreter = interpreter or 'python%s' % sys.version_info[0]
 
         if eager:
-            if detect_sudo:
-                self.sudo = self._detect_sudo()
-            self.gateway = self._make_gateway(hostname)
+            try:
+                if detect_sudo:
+                    self.sudo = self._detect_sudo()
+                self.gateway = self._make_gateway(hostname)
+            except OSError:
+                self.logger.error(
+                    "Can't communicate with remote host, possibly because "
+                    "%s is not installed there" % self.interpreter
+                )
+                raise
 
     def _make_gateway(self, hostname):
         gateway = execnet.makegateway(