Drop use of lintian-brush.

ognibuild/debian/fix_build.py

@@ -19,10 +19,11 @@ __all__ = [
     "build_incrementally",
 ]
 
+from datetime import datetime
 import logging
 import os
 import sys
-from typing import List, Set, Optional, Type
+from typing import List, Set, Optional, Type, Tuple
 
 from debian.deb822 import (
     Deb822,
@@ -32,6 +33,7 @@ from debian.deb822 import (
 from breezy.commit import PointlessCommit
 from breezy.mutabletree import MutableTree
 from breezy.tree import Tree
+from debmutate.changelog import ChangelogEditor
 from debmutate.control import (
     ensure_relation,
     ControlEditor,
@@ -49,12 +51,40 @@ from debmutate.reformatting import (
 
 try:
     from breezy.workspace import reset_tree
-except ImportError:
-    from lintian_brush import reset_tree
+except ImportError:  # breezy < 3.2
+    def delete_items(deletables, dry_run=False):
+        """Delete files in the deletables iterable"""
+        import errno
+        import shutil
+        def onerror(function, path, excinfo):
+            """Show warning for errors seen by rmtree.
+            """
+            # Handle only permission error while removing files.
+            # Other errors are re-raised.
+            if function is not os.remove or excinfo[1].errno != errno.EACCES:
+                raise
+            logging.warning('unable to remove %s' % path)
+        for path, subp in deletables:
+            if os.path.isdir(path):
+                shutil.rmtree(path, onerror=onerror)
+            else:
+                try:
+                    os.unlink(path)
+                except OSError as e:
+                    # We handle only permission error here
+                    if e.errno != errno.EACCES:
+                        raise e
+                    logging.warning('unable to remove "%s": %s.', path, e.strerror)
+
+    def reset_tree(local_tree, subpath=''):
+        from breezy.transform import revert
+        from breezy.clean_tree import iter_deletables
+        revert(local_tree, local_tree.branch.basis_tree(),
+               [subpath] if subpath not in ('.', '') else None)
+        deletables = list(iter_deletables(
+            local_tree, unknown=True, ignored=False, detritus=False))
+        delete_items(deletables)
 
-from lintian_brush.changelog import (
-    add_changelog_entry,
-)
 
 from debmutate._rules import (
     dh_invoke_add_with,
@@ -283,9 +313,9 @@ def commit_debian_changes(
     with tree.lock_write():
         try:
             if update_changelog:
-                add_changelog_entry(
-                    tree, os.path.join(subpath, "debian/changelog"), [summary]
-                )
+                cl_path = tree.abspath(os.path.join(subpath, "debian/changelog"))
+                with ChangelogEditor(cl_path) as editor:
+                    editor.add_entry([summary])
                 debcommit(tree, committer=committer, subpath=subpath)
             else:
                 tree.commit(