From ae5b83683af823e532f3b9bdd5fe755717375087 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?=
 <robert.schuetz@stud.uni-heidelberg.de>
Date: Tue, 19 Mar 2019 09:35:53 +0100
Subject: [PATCH 1/2] python.pkgs.ws4py: enable for all Python versions

---
 pkgs/development/python-modules/ws4py/default.nix | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/python-modules/ws4py/default.nix b/pkgs/development/python-modules/ws4py/default.nix
index 3d81fe532ab..60f0f3cc969 100644
--- a/pkgs/development/python-modules/ws4py/default.nix
+++ b/pkgs/development/python-modules/ws4py/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, buildPythonPackage, fetchPypi, pytest, mock, git, asyncio
+{ stdenv, buildPythonPackage, fetchPypi, pytest, mock, git
 , cherrypy, gevent, tornado }:
 
 buildPythonPackage rec {
@@ -11,15 +11,16 @@ buildPythonPackage rec {
   };
 
   checkInputs = [ pytest mock git ];
-  propagatedBuildInputs = [ asyncio cherrypy gevent tornado ];
+  propagatedBuildInputs = [ cherrypy gevent tornado ];
 
   checkPhase = ''
-    pytest -k 'not test_timeout_when_no_registered_fds and not test_mainloop_can_be_stopped_when_no_websocket_were_registered'
+    pytest
   '';
 
   meta = with stdenv.lib; {
     homepage = https://ws4py.readthedocs.org;
     description = "A WebSocket package for Python";
     maintainers = with maintainers; [ rickynils ];
+    license = licenses.bsd3;
   };
 }

From 4cf0a12d34b8680871a20d019b3972796cd3e6d5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?=
 <robert.schuetz@stud.uni-heidelberg.de>
Date: Fri, 15 Mar 2019 22:18:57 +0100
Subject: [PATCH 2/2] python.pkgs.pyalgotrade: fix build

---
 .../python-modules/pyalgotrade/default.nix    | 23 +++++++++++++++----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/python-modules/pyalgotrade/default.nix b/pkgs/development/python-modules/pyalgotrade/default.nix
index 1d4564e9f17..7602caf24cf 100644
--- a/pkgs/development/python-modules/pyalgotrade/default.nix
+++ b/pkgs/development/python-modules/pyalgotrade/default.nix
@@ -1,23 +1,36 @@
 { stdenv
 , buildPythonPackage
 , fetchPypi
-, isPy3k
+, matplotlib
 , numpy
-, scipy
+, python-dateutil
 , pytz
+, requests
+, retrying
+, scipy
+, six
+, tornado
+, tweepy
+, ws4py
 }:
 
 buildPythonPackage rec {
   pname = "pyalgotrade";
   version = "0.20";
-  disabled = isPy3k;
 
   src = fetchPypi {
-    inherit pname version;
+    pname = "PyAlgoTrade";
+    inherit version;
     sha256 = "7927c87af202869155280a93ff6ee934bb5b46cdb1f20b70f7407337f8541cbd";
   };
 
-  propagatedBuildInputs = [ numpy scipy pytz ];
+  propagatedBuildInputs = [
+    matplotlib numpy python-dateutil pytz requests
+    retrying scipy six tornado tweepy ws4py
+  ];
+
+  # no tests in PyPI tarball
+  doCheck = false;
 
   meta = with stdenv.lib; {
     description = "Python Algorithmic Trading";