get_final_text() — anthropic-sdk-python Function Reference

Architecture documentation for the get_final_text() function in _messages.py from the anthropic-sdk-python codebase.

Function python StreamProtocol AsyncStreaming calls 2 called by 1

Entity Profile

StreamProtocol→ AsyncStreaming→ get_final_text() — anthropic-sdk-python Function Reference

Dependency Diagram

graph TD
  85eb3149_498e_f553_00e0_c28342315541["get_final_text()"]
  4f4cec09_94d5_eeb6_5c17_29d2af98f435["AsyncMessageStream"]
  85eb3149_498e_f553_00e0_c28342315541 -->|defined in| 4f4cec09_94d5_eeb6_5c17_29d2af98f435
  1bc68915_5733_1542_a79b_791f2a5ac05e["get_final_text()"]
  1bc68915_5733_1542_a79b_791f2a5ac05e -->|calls| 85eb3149_498e_f553_00e0_c28342315541
  f4a46199_2749_e343_7f26_2f26657ae526["get_final_message()"]
  85eb3149_498e_f553_00e0_c28342315541 -->|calls| f4a46199_2749_e343_7f26_2f26657ae526
  1bc68915_5733_1542_a79b_791f2a5ac05e["get_final_text()"]
  85eb3149_498e_f553_00e0_c28342315541 -->|calls| 1bc68915_5733_1542_a79b_791f2a5ac05e
  style 85eb3149_498e_f553_00e0_c28342315541 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/anthropic/lib/streaming/_messages.py lines 245–264

    async def get_final_text(self) -> str:
        """Returns all `text` content blocks concatenated together.

        > [!NOTE]
        > Currently the API will only respond with a single content block.

        Will raise an error if no `text` content blocks were returned.
        """
        message = await self.get_final_message()
        text_blocks: list[str] = []
        for block in message.content:
            if block.type == "text":
                text_blocks.append(block.text)

        if not text_blocks:
            raise RuntimeError(
                f".get_final_text() can only be called when the API returns a `text` content block.\nThe API returned {','.join([b.type for b in message.content])} content block type(s) that you can access by calling get_final_message().content"
            )

        return "".join(text_blocks)