From a9bc84cece547d101069afd195d1500f67e3a44a Mon Sep 17 00:00:00 2001
From: Joffrey F <joffrey@docker.com>
Date: Wed, 26 Nov 2014 23:14:19 +0100
Subject: Enforce passing string as version param in ctor

---
 docker/client.py | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'docker/client.py')

diff --git a/docker/client.py b/docker/client.py
index de3bce6..06fa145 100644
--- a/docker/client.py
+++ b/docker/client.py
@@ -50,6 +50,12 @@ class Client(requests.Session):
             raise errors.TLSParameterError(
                 'If using TLS, the base_url argument must begin with '
                 '"https://".')
+        if not isinstance(version, six.string_types):
+            raise errors.DockerException(
+                'version parameter must be a string. Found {0}'.format(
+                    type(version).__name__
+                )
+            )
         self.base_url = base_url
         self._version = version
         self._timeout = timeout
-- 
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