Fix for python < 3.10

frozenclass/cache.py

@@ -1,10 +1,10 @@
-from typing import Any, Callable
+from typing import Any, Callable, Optional
 from datetime import time, datetime, timedelta
 
 
 class CacheController:
     """The main class of the cache logic. Includes all caches logic"""
-    def cache(*, ttl: time | None = time(minute=10)) -> Callable:  # ( TTL_end, result )
+    def cache(*, ttl: Optional[time] = time(minute=10)) -> Callable:  # ( TTL_end, result )
         """Function-decorate for runtime caching.
 The cache can either be overwritten or remain until the program terminates.
 

frozenclass/dataparser/data_parser.py

@@ -1,4 +1,4 @@
-from typing import Any
+from typing import Any, Optional, Union
 import json
 from copy import deepcopy
 
@@ -47,7 +47,7 @@ def _get_vars_from_saved_data(self, saved_data: dict) -> dict[str: Any]:
             res[var_desc['var_name']] = get_value_by_type(var_desc['var_value'], var_desc['var_type'])
         return res
 
-    def parse_file_content(self, file_name: str | None = None) -> dict[Any] | None:
+    def parse_file_content(self, file_name: Optional[str] = None) -> Union[dict[Any], None]:
         file_name = file_name if file_name else self.filename
         with open(file_name, "r", encoding="utf-8") as file:
             try:

frozenclass/dataparser/data_writer.py

@@ -1,6 +1,6 @@
 from copy import deepcopy
 import json
-from typing import Any, Callable
+from typing import Any, Callable, Optional
 from random import randint
 from datetime import datetime
 
@@ -16,7 +16,7 @@
 
 
 class DataWriter:
-    def __init__(self, saves_path: str, save_name: str | None = None) -> None:
+    def __init__(self, saves_path: str, save_name: Optional[str] = None) -> None:
         self.save_name = save_name
         self.saves_path = saves_path
 

frozenclass/dataparser/types_module.py

@@ -1,6 +1,6 @@
 import inspect
 import json
-from typing import Any, Callable
+from typing import Any, Callable, Union
 
 from ..exceptions import NoVar
 from .const import STANDART_TYPES
@@ -15,7 +15,7 @@ def get_value_by_type(value: Any, type_: str) -> Any:
             return class_obj(value)
     return value
 
-def get_type_by_saved_type(type_data: str) -> Any | None:
+def get_type_by_saved_type(type_data: str) -> Union[Any, None]:
     components = type_data.split(".")
     if components[0] in STANDART_TYPES:
         return STANDART_TYPES[components[0]]