feat: new alternate syntax and switch to black + isort (yeah, maybe not the best time, but that is done).

tests/features/test_inherit.py

@@ -1,27 +1,24 @@
 from bonobo.util.envelopes import AppendingEnvelope
 from bonobo.util.testing import BufferingNodeExecutionContext
 
-messages = [
-    ('Hello', ),
-    ('Goodbye', ),
-]
+messages = [("Hello",), ("Goodbye",)]
 
 
 def append(*args):
-    return AppendingEnvelope('!')
+    return AppendingEnvelope("!")
 
 
 def test_inherit():
     with BufferingNodeExecutionContext(append) as context:
         context.write_sync(*messages)
 
-    assert context.get_buffer() == list(map(lambda x: x + ('!', ), messages))
+    assert context.get_buffer() == list(map(lambda x: x + ("!",), messages))
 
 
 def test_inherit_bag_tuple():
     with BufferingNodeExecutionContext(append) as context:
-        context.set_input_fields(['message'])
+        context.set_input_fields(["message"])
         context.write_sync(*messages)
 
-    assert context.get_output_fields() == ('message', '0')
-    assert context.get_buffer() == list(map(lambda x: x + ('!', ), messages))
+    assert context.get_output_fields() == ("message", "0")
+    assert context.get_buffer() == list(map(lambda x: x + ("!",), messages))

tests/features/test_not_modified.py

@@ -7,10 +7,7 @@ def useless(*args, **kwargs):
 
 
 def test_not_modified():
-    input_messages = [
-        ('foo', 'bar'),
-        ('foo', 'baz'),
-    ]
+    input_messages = [("foo", "bar"), ("foo", "baz")]
 
     with BufferingNodeExecutionContext(useless) as context:
         context.write_sync(*input_messages)