Black formatting pytest fails for tests/test_interpolation.py

[vduseev]

Summary

Running poetry run pytest fails because tests/test_interpolation.py is not formatted properly.

How to reproduce

1. Git clone
2. Python version 3.8.5
3. Install all dependencies using poetry, including extras
4. Run poetry run pytest

What happens

======================================= FAILURES =======================================
__________________________________ Black format check __________________________________
--- /Users/vduseev/Projects/python-configuration/tests/test_interpolation.py    2020-09-25 22:52:16.815449 +0000
+++ /Users/vduseev/Projects/python-configuration/tests/test_interpolation.py    2020-09-25 23:23:21.326248 +0000
@@ -44,11 +44,14 @@
     assert cfg["var2"] == "is a test"
     assert cfg["var1"] == "This is a test"
     assert cfg.var1 == "This is a test"
 
     cfg = config_from_dict(
-        VALUES, lowercase_keys=True, interpolate=True, interpolate_type="unknown",
+        VALUES,
+        lowercase_keys=True,
+        interpolate=True,
+        interpolate_type="unknown",
     )
 
     with raises(ValueError, match='Invalid interpolation method "unknown"'):
         assert cfg.var3 == "fail"

=============================== short test summary info ================================
FAILED tests/test_interpolation.py::BLACK
====================== 1 failed, 169 passed, 36 skipped in 4.25s =======================

What should happen

1. pytest should not fail

Fix suggestions

1. Format tests/test_interpolation.py file using black.