Improve error message when not giving a pyc or pyo.

Author: rocky

xdis/bin/pydisasm.py

@@ -92,7 +92,7 @@ def main(format: list[str], method: tuple, show_source: bool, files):
 
         try:
             disassemble_file(path, sys.stdout, format, show_source=show_source, methods=method)
-        except ImportError as e:
+        except (ImportError, NotImplementedError, ValueError) as e:
             print(e)
             rc = 3
     sys.exit(rc)

xdis/disasm.py

@@ -341,7 +341,7 @@ def disassemble_file(
             source_size,
             sip_hash,
         ) = load_module(pyc_filename)
-    except (ImportError, NotImplementedError):
+    except (ImportError, NotImplementedError, ValueError):
         raise
     except Exception:
         # Hack alert: we're using pyc_filename set as a proxy for whether the filename exists.

xdis/load.py

@@ -101,7 +101,7 @@ def check_object_path(path: str) -> str:
 
     if not is_bytecode_extension(path):
         raise ValueError(
-            f"path {path} must point to a Python source that can be compiled, or Python bytecode (.pyc, .pyo)\n"
+            f"Path {path} must point to a Python source that can be compiled, or Python bytecode (.pyc, .pyo)\n"
         )
     return path