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authorFrederik Rietdijk <fridh@fridh.nl>2018-01-24 14:00:42 +0100
committerFrederik Rietdijk <fridh@fridh.nl>2018-01-24 14:18:19 +0100
commit18275c60ff1d68bcf665b809ce6d7371ed33f3d5 (patch)
treefecc94f180352e3be3f064bf5179d6254c12b2f5 /pkgs/development/python-modules/tornado
parente9794d5a381cd9fb9daaf305d4790f6c2d766287 (diff)
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python.pkgs.tornado: fix optional dependency
Diffstat (limited to 'pkgs/development/python-modules/tornado')
-rw-r--r--pkgs/development/python-modules/tornado/default.nix4
1 files changed, 3 insertions, 1 deletions
diff --git a/pkgs/development/python-modules/tornado/default.nix b/pkgs/development/python-modules/tornado/default.nix
index db513d1c6140..ec431a6e85b3 100644
--- a/pkgs/development/python-modules/tornado/default.nix
+++ b/pkgs/development/python-modules/tornado/default.nix
@@ -6,6 +6,7 @@
 , backports_ssl_match_hostname
 , certifi
 , singledispatch
+, pythonOlder
 }:
 
 buildPythonPackage rec {
@@ -13,7 +14,8 @@ buildPythonPackage rec {
   version = "4.5.3";
   name = "${pname}-${version}";
 
-  propagatedBuildInputs = [ backports_abc backports_ssl_match_hostname certifi singledispatch ];
+  propagatedBuildInputs = [ backports_abc  certifi singledispatch ]
+    ++ lib.optional (pythonOlder "3.5") backports_ssl_match_hostname;
 
   # We specify the name of the test files to prevent
   # https://github.com/NixOS/nixpkgs/issues/14634