From e8d3f4fcacb111bee027dc8f390f14e097b1f78f Mon Sep 17 00:00:00 2001
From: Ethan Paul <24588726+enpaul@users.noreply.github.com>
Date: Sat, 24 Oct 2020 11:07:16 -0400
Subject: [PATCH] Fix support for non-single extra dependency installation

---
 tox_poetry_installer.py | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/tox_poetry_installer.py b/tox_poetry_installer.py
index f13ce9c..efd7880 100644
--- a/tox_poetry_installer.py
+++ b/tox_poetry_installer.py
@@ -233,7 +233,7 @@ def _install_env_dependencies(
             raise err
 
     reporter.verbosity1(
-        f"{_REPORTER_PREFIX} identified {len(dependencies)} total dependencies from {len(venv.envconfig.deps)} env dependencies"
+        f"{_REPORTER_PREFIX} identified {len(dependencies)} total dependencies from {len(env_deps.locked_deps)} locked env dependencies"
     )
 
     reporter.verbosity1(
@@ -262,13 +262,16 @@ def _install_project_dependencies(
         f"{_REPORTER_PREFIX} performing installation of project dependencies"
     )
 
-    base_dependencies = [
-        packages[item.name] for item in poetry.package.requires if not item.is_optional
+    base_dependencies: List[PoetryPackage] = [
+        packages[item.name]
+        for item in poetry.package.requires
+        if not item.is_optional()
     ]
 
+    extra_dependencies: List[PoetryPackage] = []
     for extra in venv.envconfig.extras:
         try:
-            extra_dependencies = [
+            extra_dependencies += [
                 packages[item.name] for item in poetry.package.extras[extra]
             ]
         except KeyError: