add types to git.db and git.exc

1 files changed, 12 insertions, 8 deletions

diff --git a/git/db.py b/git/db.py
index de2e9991..e2d3910d 100644
--- a/git/db.py
+++ b/git/db.py
@@ -6,12 +6,16 @@ from gitdb.base import (
 )
 from gitdb.db import GitDB  # @UnusedImport
 from gitdb.db import LooseObjectDB
+from gitdb.exc import BadObject
 
-from .exc import (
-    GitCommandError,
-    BadObject
-)
+from .exc import GitCommandError
+
+# typing-------------------------------------------------
+
+from .cmd import Git
+from .types import PathLike, TBD
 
+# --------------------------------------------------------
 
 __all__ = ('GitCmdObjectDB', 'GitDB')
 
@@ -28,23 +32,23 @@ class GitCmdObjectDB(LooseObjectDB):
         have packs and the other implementations
     """
 
-    def __init__(self, root_path, git):
+    def __init__(self, root_path: PathLike, git: Git) -> None:
         """Initialize this instance with the root and a git command"""
         super(GitCmdObjectDB, self).__init__(root_path)
         self._git = git
 
-    def info(self, sha):
+    def info(self, sha: bytes) -> OInfo:
         hexsha, typename, size = self._git.get_object_header(bin_to_hex(sha))
         return OInfo(hex_to_bin(hexsha), typename, size)
 
-    def stream(self, sha):
+    def stream(self, sha: bytes) -> OStream:
         """For now, all lookup is done by git itself"""
         hexsha, typename, size, stream = self._git.stream_object_data(bin_to_hex(sha))
         return OStream(hex_to_bin(hexsha), typename, size, stream)
 
     # { Interface
 
-    def partial_to_complete_sha_hex(self, partial_hexsha):
+    def partial_to_complete_sha_hex(self, partial_hexsha: str) -> bytes:
         """:return: Full binary 20 byte sha from the given partial hexsha
         :raise AmbiguousObjectName:
         :raise BadObject: