Lint, style

ollow flake8, pylint, pymy and other lint, style python code.

Issue 811

examples/config.py

@@ -1,8 +1,8 @@
-#!/usr/bin/python
-# Read the config file for a git repository.
-#
-# Example usage:
-#  python examples/config.py
+"""Read the config file for a git repository.
+
+Example usage:
+    python examples/config.py
+"""
 
 from dulwich.repo import Repo
 

examples/diff.py

@@ -1,20 +1,26 @@
-#!/usr/bin/python
-# This trivial script demonstrates how to extract the unified diff for a single
-# commit in a local repository.
-#
-# Example usage:
-#  python examples/diff.py
+"""Diff.
+
+This trivial script demonstrates how to extract the unified diff for a single
+commit in a local repository.
+
+Example usage:
+    python examples/diff.py
+"""
+
+import sys
 
 from dulwich.repo import Repo
+
 from dulwich.patch import write_tree_diff
-import sys
 
-repo_path = "."
-commit_id = b"a6602654997420bcfd0bee2a0563d9416afe34b4"
 
-r = Repo(repo_path)
+REPO_PATH = "."
+COMMIT_ID = b"a6602654997420bcfd0bee2a0563d9416afe34b4"
+
+REPOSITORY = Repo(REPO_PATH)
 
-commit = r[commit_id]
-parent_commit = r[commit.parents[0]]
+commit = REPOSITORY[COMMIT_ID]
+parent_commit = REPOSITORY[commit.parents[0]]
 outstream = getattr(sys.stdout, 'buffer', sys.stdout)
-write_tree_diff(outstream, r.object_store, parent_commit.tree, commit.tree)
+write_tree_diff(
+    outstream, REPOSITORY.object_store, parent_commit.tree, commit.tree)

examples/latest_change.py

@@ -1,8 +1,9 @@
-#!/usr/bin/python
-# Example printing the last author of a specified file
+"""Example printing the last author of a specified file."""
 
 import sys
+
 import time
+
 from dulwich.repo import Repo
 
 if len(sys.argv) < 2:

examples/memoryrepo.py

@@ -1,23 +1,28 @@
-#!/usr/bin/python
-# This script creates a clone of a remote repository in local memory,
-# then adds a single file and pushes the result back.
-#
-# Example usage:
-#  python examples/memoryrepo.py git+ssh://github.com/jelmer/testrepo
+"""Menoryrepo.
+
+This script creates a clone of a remote repository in local memory,
+then adds a single file and pushes the result back.
+
+Example usage:
+    python examples/memoryrepo.py git+ssh://github.com/jelmer/testrepo
+"""
 
 import stat
+
 import sys
 
 from dulwich import porcelain
+
 from dulwich.objects import Blob
+
 from dulwich.repo import MemoryRepo
 
 local_repo = MemoryRepo()
 local_repo.refs.set_symbolic_ref(b'HEAD', b'refs/heads/master')
 print(local_repo.refs.as_dict())
 
 porcelain.fetch(local_repo, sys.argv[1])
-local_repo['refs/heads/master'] = local_repo['refs/remotes/origin/master']
+local_repo[b'refs/heads/master'] = local_repo[b'refs/remotes/origin/master']
 
 last_tree = local_repo[local_repo['HEAD'].tree]
 new_blob = Blob.from_string(b'Some contents')