chore: remove langchain in tools (#3247)

api/core/tools/provider/builtin/twilio/tools/send_message.py

@@ -1,11 +1,81 @@
-from typing import Any, Union
+from typing import Any, Optional, Union
 
-from langchain.utilities import TwilioAPIWrapper
+from pydantic import BaseModel, validator
 
 from core.tools.entities.tool_entities import ToolInvokeMessage
 from core.tools.tool.builtin_tool import BuiltinTool
 
 
+class TwilioAPIWrapper(BaseModel):
+    """Messaging Client using Twilio.
+
+    To use, you should have the ``twilio`` python package installed,
+    and the environment variables ``TWILIO_ACCOUNT_SID``, ``TWILIO_AUTH_TOKEN``, and
+    ``TWILIO_FROM_NUMBER``, or pass `account_sid`, `auth_token`, and `from_number` as
+    named parameters to the constructor.
+
+    Example:
+        .. code-block:: python
+
+            from langchain.utilities.twilio import TwilioAPIWrapper
+            twilio = TwilioAPIWrapper(
+                account_sid="ACxxx",
+                auth_token="xxx",
+                from_number="+10123456789"
+            )
+            twilio.run('test', '+12484345508')
+    """
+
+    client: Any  #: :meta private:
+    account_sid: Optional[str] = None
+    """Twilio account string identifier."""
+    auth_token: Optional[str] = None
+    """Twilio auth token."""
+    from_number: Optional[str] = None
+    """A Twilio phone number in [E.164](https://www.twilio.com/docs/glossary/what-e164) 
+        format, an 
+        [alphanumeric sender ID](https://www.twilio.com/docs/sms/send-messages#use-an-alphanumeric-sender-id), 
+        or a [Channel Endpoint address](https://www.twilio.com/docs/sms/channels#channel-addresses) 
+        that is enabled for the type of message you want to send. Phone numbers or 
+        [short codes](https://www.twilio.com/docs/sms/api/short-code) purchased from 
+        Twilio also work here. You cannot, for example, spoof messages from a private 
+        cell phone number. If you are using `messaging_service_sid`, this parameter 
+        must be empty.
+    """  # noqa: E501
+
+    @validator("client", pre=True, always=True)
+    def set_validator(cls, values: dict) -> dict:
+        """Validate that api key and python package exists in environment."""
+        try:
+            from twilio.rest import Client
+        except ImportError:
+            raise ImportError(
+                "Could not import twilio python package. "
+                "Please install it with `pip install twilio`."
+            )
+        account_sid = values.get("account_sid")
+        auth_token = values.get("auth_token")
+        values["from_number"] = values.get("from_number")
+        values["client"] = Client(account_sid, auth_token)
+
+        return values
+
+    def run(self, body: str, to: str) -> str:
+        """Run body through Twilio and respond with message sid.
+
+        Args:
+            body: The text of the message you want to send. Can be up to 1,600
+                characters in length.
+            to: The destination phone number in
+                [E.164](https://www.twilio.com/docs/glossary/what-e164) format for
+                SMS/MMS or
+                [Channel user address](https://www.twilio.com/docs/sms/channels#channel-addresses)
+                for other 3rd-party channels.
+        """  # noqa: E501
+        message = self.client.messages.create(to, from_=self.from_number, body=body)
+        return message.sid
+
+
 class SendMessageTool(BuiltinTool):
     """
     A tool for sending messages using Twilio API.