From 9776cea9f0802f04ed280df71299257a27a9124d Mon Sep 17 00:00:00 2001
From: Luke Murphy <lukewm@riseup.net>
Date: Sat, 16 May 2020 18:37:43 +0200
Subject: [PATCH] Appease black

---
 merkle_tree_stream/__init__.py |  4 ++--
 merkle_tree_stream/node.py     |  2 +-
 merkle_tree_stream/tree.py     |  4 ++--
 test/test_tree.py              | 28 ++++++++++++++--------------
 test/test_version.py           |  4 ++--
 5 files changed, 21 insertions(+), 21 deletions(-)

diff --git a/merkle_tree_stream/__init__.py b/merkle_tree_stream/__init__.py
index 9465804..71345c2 100644
--- a/merkle_tree_stream/__init__.py
+++ b/merkle_tree_stream/__init__.py
@@ -10,6 +10,6 @@ except ImportError:
 
 
 try:
-    __version__ = pkg_resources.get_distribution('merkle_tree_stream').version
+    __version__ = pkg_resources.get_distribution("merkle_tree_stream").version
 except Exception:
-    __version__ = 'unknown'
+    __version__ = "unknown"
diff --git a/merkle_tree_stream/node.py b/merkle_tree_stream/node.py
index 3fb1689..656565a 100644
--- a/merkle_tree_stream/node.py
+++ b/merkle_tree_stream/node.py
@@ -5,7 +5,7 @@ from typing import Any, Optional
 import attr
 from flat_tree import FlatTreeAccessor
 
-__all__ = ['MerkleTreeNode']
+__all__ = ["MerkleTreeNode"]
 
 
 @attr.s(auto_attribs=True)
diff --git a/merkle_tree_stream/tree.py b/merkle_tree_stream/tree.py
index fda0198..7c45733 100644
--- a/merkle_tree_stream/tree.py
+++ b/merkle_tree_stream/tree.py
@@ -7,10 +7,10 @@ from flat_tree import FlatTreeAccessor
 
 from merkle_tree_stream.node import MerkleTreeNode
 
-EMPTY_DATA = b''
+EMPTY_DATA = b""
 EMPTY_HASH = None
 
-__all__ = ['MerkleTreeGenerator']
+__all__ = ["MerkleTreeGenerator"]
 
 flat_tree = FlatTreeAccessor()
 
diff --git a/test/test_tree.py b/test/test_tree.py
index 23c0923..7bb143e 100644
--- a/test/test_tree.py
+++ b/test/test_tree.py
@@ -10,25 +10,25 @@ from merkle_tree_stream import MerkleTreeGenerator, MerkleTreeNode
 def test_hashes(leaf, parent):
     merkle = MerkleTreeGenerator(leaf=leaf, parent=parent)
 
-    merkle.write(b'a')
-    merkle.write(b'b')
+    merkle.write(b"a")
+    merkle.write(b"b")
 
     expected_count = 2 + 1  # nodes plus parent
     assert len(merkle) == expected_count
 
     assert next(merkle) == MerkleTreeNode(
-        index=0, parent=1, hash=hashlib.sha256(b'a').digest(), size=1, data=b'a'
+        index=0, parent=1, hash=hashlib.sha256(b"a").digest(), size=1, data=b"a"
     )
 
     assert next(merkle) == MerkleTreeNode(
-        index=2, parent=1, hash=hashlib.sha256(b'b').digest(), size=1, data=b'b'
+        index=2, parent=1, hash=hashlib.sha256(b"b").digest(), size=1, data=b"b"
     )
 
-    hashed = hashlib.sha256(b'a')
-    hashed.update(b'b')
+    hashed = hashlib.sha256(b"a")
+    hashed.update(b"b")
 
     assert next(merkle) == MerkleTreeNode(
-        index=1, parent=3, hash=hashed.digest(), size=2, data=b''
+        index=1, parent=3, hash=hashed.digest(), size=2, data=b""
     )
 
     with pytest.raises(StopIteration):
@@ -38,10 +38,10 @@ def test_hashes(leaf, parent):
 def test_single_root(leaf, parent):
     merkle = MerkleTreeGenerator(leaf=leaf, parent=parent)
 
-    merkle.write(b'a')
-    merkle.write(b'b')
-    merkle.write(b'c')
-    merkle.write(b'd')
+    merkle.write(b"a")
+    merkle.write(b"b")
+    merkle.write(b"c")
+    merkle.write(b"d")
 
     assert len(merkle.roots) == 1
 
@@ -49,8 +49,8 @@ def test_single_root(leaf, parent):
 def multiple_roots(leaf, parent):
     merkle = MerkleTreeGenerator(leaf=leaf, parent=parent)
 
-    merkle.write(b'a')
-    merkle.write(b'b')
-    merkle.write(b'c')
+    merkle.write(b"a")
+    merkle.write(b"b")
+    merkle.write(b"c")
 
     assert len(merkle.roots) > 1
diff --git a/test/test_version.py b/test/test_version.py
index 8cab290..561699a 100644
--- a/test/test_version.py
+++ b/test/test_version.py
@@ -2,9 +2,9 @@
 
 
 def test_version_fails_gracefully(mocker):
-    target = 'pkg_resources.get_distribution'
+    target = "pkg_resources.get_distribution"
     mocker.patch(target, side_effect=Exception())
 
     from merkle_tree_stream.__init__ import __version__
 
-    assert __version__ == 'unknown'
+    assert __version__ == "unknown"