Update python_interpreter.py (#8501)

* Update python_interpreter.py

fix UnicodeDecodeError: 'gbk' error

* Update base_module.py

fix UnicodeDecodeError: 'gbk'

Author: nillwyc

dspy/primitives/base_module.py

@@ -248,7 +248,7 @@ def load(self, path):
         path = Path(path)
 
         if path.suffix == ".json":
-            with open(path) as f:
+            with open(path, encoding="utf-8") as f:
                 state = ujson.loads(f.read())
         elif path.suffix == ".pkl":
             with open(path, "rb") as f:

dspy/primitives/python_interpreter.py

@@ -127,6 +127,7 @@ def _ensure_deno_process(self) -> None:
                     stdout=subprocess.PIPE,
                     stderr=subprocess.PIPE,
                     text=True,
+                    encoding="UTF-8",
                     env=os.environ.copy()
                 )
             except FileNotFoundError as e: