From 6aaff4469b77804a460ca72e6511f18ce94c10ad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=B6k=C3=A7en=20Nurlu?= <gnurlu1@bloomberg.net>
Date: Thu, 11 Jan 2018 17:38:11 +0000
Subject: Delay import of pkg_resources

This does not introduce a performance gain alone, but importing pkg_resources
is costly at the moment and can be avoided until it is actually needed.
---
 buildstream/_plugincontext.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/buildstream/_plugincontext.py b/buildstream/_plugincontext.py
index 410a4e718..0e1231e63 100644
--- a/buildstream/_plugincontext.py
+++ b/buildstream/_plugincontext.py
@@ -20,7 +20,6 @@
 
 import os
 import inspect
-import pkg_resources
 
 from ._exceptions import PluginError
 from . import utils
@@ -84,6 +83,7 @@ class PluginContext():
     def _get_pip_plugin_source(self, package_name, kind):
         defaults = None
         if ('pip', package_name) not in self.alternate_sources:
+            import pkg_resources
             # key by a tuple to avoid collision
             try:
                 package = pkg_resources.get_entry_info(package_name,
-- 
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