Args:
            file_path: a file for loading.
            processed_file_format: a format of the processed file. Default is "md".
            max_wait_time_seconds: a maximum time to wait for the response from
             the server. Default is 500.
            should_clean_pdf: a flag to clean the PDF file. Default is False.
            **kwargs: additional keyword arguments.
        """
        self.mathpix_api_key = get_from_dict_or_env(
            kwargs, "mathpix_api_key", "MATHPIX_API_KEY"
        )
        self.mathpix_api_id = get_from_dict_or_env(
            kwargs, "mathpix_api_id", "MATHPIX_API_ID"
        )
        super().__init__(file_path, **kwargs)
        self.processed_file_format = processed_file_format
        self.max_wait_time_seconds = max_wait_time_seconds
        self.should_clean_pdf = should_clean_pdf
    @property
    def _mathpix_headers(self) -> Dict[str, str]:
        return {"app_id": self.mathpix_api_id, "app_key": self.mathpix_api_key}
    @property
    def url(self) -> str:
        return "https://api.mathpix.com/v3/pdf"
    @property
    def data(self) -> dict:
        options = {"conversion_formats": {self.processed_file_format: True}}
        return {"options_json": json.dumps(options)}
[docs]    def send_pdf(self) -> str:
        with open(self.file_path, "rb") as f:
            files = {"file": f}
            response = requests.post(
                self.url, headers=self._mathpix_headers, files=files, data=self.data
            )
        response_data = response.json()
        if "pdf_id" in response_data: