Support paths

pronto/ontology.py

@@ -4,6 +4,7 @@
 import typing
 import warnings
 import weakref
+from pathlib import Path
 from typing import (
     BinaryIO,
     Dict,
@@ -143,18 +144,18 @@ def from_obo_library(
 
     def __init__(
         self,
-        handle: Union[BinaryIO, str, None] = None,
+        handle: Union[BinaryIO, str, Path, None] = None,
         import_depth: int = -1,
         timeout: int = 5,
         threads: Optional[int] = None,
     ):
         """Create a new `Ontology` instance.
 
         Arguments:
-            handle (str, ~typing.BinaryIO, or None): Either the path to a file
-                or a binary file handle that contains a serialized version of
-                the ontology. If `None` is given, an empty `Ontology` is
-                returned and can be populated manually.
+            handle (str, ~typing.BinaryIO, ~pathlib.Path, or None): Either the
+                path to a file or a binary file handle that contains a
+                serialized version of the ontology. If `None` is given, an
+                empty `Ontology` is returned and can be populated manually.
             import_depth (int): The maximum depth of imports to resolve in the
                 ontology tree. *Note that the library may not behave correctly
                 when not importing the complete dependency tree, so you should
@@ -193,8 +194,8 @@ def __init__(
                 return
 
             # Get the path and the handle from arguments
-            if isinstance(handle, str):
-                self.path = handle
+            if isinstance(handle, (str, Path)):
+                self.path = handle = str(handle)
                 self.handle = ctx.enter_context(get_handle(handle, timeout))
                 _handle = ctx.enter_context(decompress(self.handle))
                 _detach = False