Merge pull request #570 from shenchucheng/compat-v0.4

Compat v0.4

metagpt/const.py

@@ -23,6 +23,12 @@ OPTIONS = contextvars.ContextVar("OPTIONS", default={})
 def get_metagpt_package_root():
     """Get the root directory of the installed package."""
     package_root = Path(metagpt.__file__).parent.parent
+    for i in (".git", ".project_root", ".gitignore"):
+        if (package_root / i).exists():
+            break
+    else:
+        package_root = Path.cwd()
+
     logger.info(f"Package root set to {str(package_root)}")
     return package_root
 

metagpt/roles/role.py

@@ -27,6 +27,7 @@ from pydantic import BaseModel, Field
 
 from metagpt.actions import Action, ActionOutput
 from metagpt.actions.action_node import ActionNode
+from metagpt.actions.add_requirement import UserRequirement
 from metagpt.llm import LLM, HumanProvider
 from metagpt.logs import logger
 from metagpt.memory import Memory
@@ -126,7 +127,17 @@ class RoleContext(BaseModel):
         return self.memory.get()
 
 
-class Role:
+class _RoleInjector(type):
+    def __call__(cls, *args, **kwargs):
+        instance = super().__call__(*args, **kwargs)
+
+        if not instance._rc.watch:
+            instance._watch([UserRequirement])
+
+        return instance
+
+
+class Role(metaclass=_RoleInjector):
     """Role/Agent"""
 
     def __init__(self, name="", profile="", goal="", constraints="", desc="", is_human=False):
@@ -141,6 +152,7 @@ class Role:
         self._rc = RoleContext()
         self._subscription = {any_to_str(self), name} if name else {any_to_str(self)}
 
+
     def _reset(self):
         self._states = []
         self._actions = []

metagpt/schema.py

@@ -121,6 +121,10 @@ class Message(BaseModel):
         :param send_to: Specifies the target recipient or consumer for message delivery in the environment.
         :param role: Message meta info tells who sent this message.
         """
+        if not cause_by:
+            from metagpt.actions import UserRequirement
+            cause_by = UserRequirement
+
         super().__init__(
             id=uuid.uuid4().hex,
             content=content,