From 9fde3527ea8e74e18f76e31232a09eb1817625e5 Mon Sep 17 00:00:00 2001
From: Matthew Treinish <mtreinish@kortar.org>
Date: Mon, 8 Apr 2019 16:16:44 -0400
Subject: [PATCH] Fix typo in setuptools extras declaration (#2100)

The name of the key is extras_require not extra_requires to declare
optional dependencies. [1] This commit corrects the typo so it works
correctly.

[1] https://setuptools.readthedocs.io/en/latest/setuptools.html#declaring-extras-optional-features-with-their-own-dependencies
---
 setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index 2362fe9b27..01328e62a9 100755
--- a/setup.py
+++ b/setup.py
@@ -93,7 +93,7 @@ setup(
     package_data=PACKAGE_DATA,
     include_package_data=True,
     python_requires=">=3.5",
-    extra_requires={
+    extras_require={
         'visualization': ['matplotlib>=2.1', 'nxpd>=0.2', 'ipywidgets>=7.3.0',
                           'pydot'],
         'full-featured-simulators': ['qiskit-aer>=0.1']