get_all_symbols_by_group
Retrieve all stock symbols from Vietnam's market by group category, returning data in JSON or DataFrame format for analysis.
Instructions
Get all symbols from stock market
Args:
group: str (group name to get symbols)
output_format: Literal['json', 'dataframe'] = 'json'
Returns:
pd.DataFrame
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| group | Yes | ||
| output_format | No | json |
Implementation Reference
- src/vnstock_mcp/server.py:313-331 (handler)The main handler function implementing the get_all_symbols_by_group tool. It is registered via @server.tool() decorator and uses VCIListing from vnstock to fetch symbols by group, returning as JSON or DataFrame.@server.tool() def get_all_symbols_by_group( group: str, output_format: Literal["json", "dataframe"] = "json" ): """ Get all symbols from stock market Args: group: str (group name to get symbols) output_format: Literal['json', 'dataframe'] = 'json' Returns: pd.DataFrame """ listing = VCIListing() df = listing.symbols_by_group(group=group) if output_format == "json": return df.to_json(orient="records", force_ascii=False) else: return df