fix.修复Python脚本读取非当前目录报错的问题

https://github.com/MaaAssistantArknights/MaaAssistantArknights/issues/323

src/Python/asst.py

@@ -1,4 +1,5 @@
 import ctypes
+import os
 import pathlib
 import platform
 import json
@@ -31,9 +32,11 @@ class Asst:
         """
         if platform.system().lower() == 'windows':
             Asst.__libpath = pathlib.Path(path) / 'MeoAssistant.dll'
+            os.environ["PATH"] += os.pathsep + path
             Asst.__lib = ctypes.WinDLL(str(Asst.__libpath))
         else:
             Asst.__libpath = pathlib.Path(path) / 'libMeoAssistant.so'
+            os.environ['LD_LIBRARY_PATH'] += path
             Asst.__lib = ctypes.CDLL(str(Asst.__libpath))
         Asst.__set_lib_properties()
 

src/Python/sample.py

@@ -15,7 +15,7 @@ def my_callback(msg, details, arg):
 if __name__ == "__main__":
 
     # 请设置为存放 dll 文件及资源的路径
-    path: str = (pathlib.Path.cwd().parent()).__str__()
+    path: str = (pathlib.Path.cwd().parent).__str__()
 
     Asst.load(path=path)
 

src/Python/timed_start/timed_sample.py

@@ -129,7 +129,7 @@ if __name__ == "__main__":
 
         print(m, d, arg)
 
-    path: str = (pathlib.Path.cwd().parent()).__str__()
+    path: str = (pathlib.Path.cwd().parent).__str__()
     Asst.load(path)
 
     # 若需要获取详细执行信息，请传入 callback 参数