Add expressions for raised errros

opa_client/opa.py

@@ -1,4 +1,3 @@
-import json
 import os
 import threading
 from typing import Dict, Optional
@@ -10,15 +9,15 @@
 
 from .base import BaseClient
 from .errors import (
-	CheckPermissionError,
-	ConnectionsError,
-	DeleteDataError,
-	DeletePolicyError,
-	FileError,
-	PathNotFoundError,
-	PolicyNotFoundError,
-	RegoParseError,
-	TypeException,
+    CheckPermissionError,
+    ConnectionsError,
+    DeleteDataError,
+    DeletePolicyError,
+    FileError,
+    PathNotFoundError,
+    PolicyNotFoundError,
+    RegoParseError,
+    TypeException,
 )
 
 
@@ -202,7 +201,7 @@ def update_policy_from_file(self, filepath: str, endpoint: str) -> bool:
 		    bool: True if the policy was successfully updated.
 		"""
 		if not os.path.isfile(filepath):
-			raise FileError(f"'{filepath}' is not a valid file")
+			raise FileError("file_not_found",f"'{filepath}' is not a valid file")
 
 		with open(filepath, "r", encoding="utf-8") as file:
 			policy_str = file.read()
@@ -300,7 +299,7 @@ def policy_to_file(
 		policy_raw = policy.get("result", {}).get("raw", "")
 
 		if not policy_raw:
-			raise PolicyNotFoundError("Policy content is empty")
+			raise PolicyNotFoundError("resource_not_found", "Policy content is empty")
 
 		full_path = os.path.join(path or "", filename)
 
@@ -309,7 +308,7 @@ def policy_to_file(
 				file.write(policy_raw)
 			return True
 		except OSError as e:
-			raise PathNotFoundError(f"Failed to write to '{full_path}'") from e
+			raise PathNotFoundError("path_not_found", f"Failed to write to '{full_path}'") from e
 
 	def get_policy(self, policy_name: str) -> dict:
 		"""
@@ -395,7 +394,7 @@ def check_permission(
 
 		if rule_name not in rules:
 			raise CheckPermissionError(
-				f"Rule '{rule_name}' not found in policy '{policy_name}'"
+				"resource_not_found", f"Rule '{rule_name}' not found in policy '{policy_name}'"
 			)
 
 		url = f"{self.root_url}/{package_path}/{rule_name}"