fix: inline_eval exec() exception escaping crash; update schema description

assets/tools_schema.json

@@ -7,7 +7,7 @@
       "type": {"type": "string", "enum": ["python", "powershell"], "description": "Code type", "default": "python"},
       "timeout": {"type": "integer", "description": "in seconds", "default": 60},
       "cwd": {"type": "string", "description": "Working directory, defaults to cwd"},
-      "inline_eval": {"type": "boolean", "description": "Only when usage is explicitly specified."}}}
+      "inline_eval": {"type": "boolean", "description": "DO NOT USE except explicitly specified."}}}
   }},
   {"type": "function", "function": {
     "name": "file_read",

assets/tools_schema_cn.json

@@ -7,7 +7,7 @@
       "type": {"type": "string", "enum": ["python", "powershell"], "description": "代码类型", "default": "python"},
       "timeout": {"type": "integer", "description": "执行超时时间（秒）", "default": 60},
       "cwd": {"type": "string", "description": "工作目录，默认为当前工作目录"},
-      "inline_eval": {"type": "boolean", "description": "仅在明确要求时使用"}}}
+      "inline_eval": {"type": "boolean", "description": "不允许使用除非明确要求"}}}
   }},
   {"type": "function", "function": {
     "name": "file_read",

ga.py

@@ -290,8 +290,9 @@ class GenericAgentHandler(BaseHandler):
             old_cwd = os.getcwd()
             try:
                 os.chdir(cwd)
-                try: result = repr(eval(code, ns))
-                except SyntaxError: exec(code, ns); result = ns.get('_r', 'OK')
+                try:
+                    try: result = repr(eval(code, ns))
+                    except SyntaxError: exec(code, ns); result = ns.get('_r', 'OK')
                 except Exception as e: result = f'Error: {e}'
             finally: os.chdir(old_cwd)
         else: result = yield from code_run(code, code_type, timeout, cwd, code_cwd=code_cwd, stop_signal=self.code_stop_signal)