style(tests): format test py client with black

Author: dshemetov

tests/client/test_delphi_epidata.py

@@ -4,13 +4,13 @@
 import unittest
 
 # py3tester coverage target
-__test_target__ = 'delphi.epidata.client.delphi_epidata'
+__test_target__ = "delphi.epidata.client.delphi_epidata"
 
 
 class UnitTests(unittest.TestCase):
-  """Basic unit tests."""
+    """Basic unit tests."""
 
-  # TODO: Unit tests still need to be written. This no-op test will pass unless
-  # the target file can't be loaded. In effect, it's a syntax checker.
-  def test_syntax(self):
-    pass
+    # TODO: Unit tests still need to be written. This no-op test will pass unless
+    # the target file can't be loaded. In effect, it's a syntax checker.
+    def test_syntax(self):
+        pass