from typing import Optional
from ..exceptions import BadResponse, MarketTypeError
import requests
from ..config import url_apis_v3
from .authenticator import Authenticator
import json
import pandas as pd
[docs]class HistoricalCandles:
"""
This class provides historical candles for a given ticker or all tickers available for query.
* Main use case - Interday:
>>> from btgsolutions_dataservices import HistoricalCandles
>>> hist_candles = HistoricalCandles(
>>> api_key='YOUR_API_KEY',
>>> )
>>> hist_candles.get_interday_history_candles(
>>> ticker = 'PETR4',
>>> market_type = 'stocks',
>>> corporate_events_adj = True,
>>> start_date = '2023-10-11',
>>> end_date = '2023-10-20',
>>> rmv_after_market = True,
>>> timezone = 'UTC',
>>> raw_data = False
>>> )
* Main use case - Intraday:
>>> hist_candles.get_intraday_history_candles(
>>> ticker = 'PETR4',
>>> market_type = 'stocks',
>>> corporate_events_adj = True,
>>> date = '2023-10-20',
>>> rmv_after_market = True,
>>> timezone = 'UTC',
>>> candle='1m',
>>> raw_data = False
>>> )
Parameters
----------------
api_key: str
User identification key.
Field is required.
"""
def __init__(
self,
api_key:Optional[str]
):
self.api_key = api_key
self.token = Authenticator(self.api_key).token
self.headers = {"authorization": f"authorization {self.token}"}
[docs] def get_intraday_history_candles(
self,
market_type:str,
ticker:str,
date:str,
candle:str,
corporate_events_adj:bool,
rmv_after_market:bool,
timezone:str,
raw_data:bool=False
):
"""
This method provides historical candles for a given ticket in determined period.
Parameters
----------------
market_type: str
Field is required. Allowed values: 'stocks' or 'derivatives'.
ticker: str
Ticker that needs to be returned.
Field is required. Example: 'PETR4'.
date: string<date>
Date of requested data. Format: "YYYY-MM-DD".
Field is required. Example: '2023-10-06'.
candle: str
Candle period.
Field is required. Allowed values: '1s', '1m', '5m', '15m', '30m' or '1h'.
corporate_events_adj: bool
Corporate events adjustment.
Field is required. Allowed values: 'true' or 'false'.
rmv_after_market: bool
Remove trades after market close.
Field is required. Allowed values: 'true' or 'false'.
timezone: str
Timezone of the datetime.
Field is required. Allowed values: 'America/Sao_Paulo' or 'UTC'.
raw_data: bool
If false, returns data in a dataframe. If true, returns raw data.
Field is not required. Default: False.
"""
if market_type not in ['stocks', 'derivatives']:
raise MarketTypeError(f'Allowed values: "stocks" or "derivatives". Input value: "{market_type}".')
url = f"{url_apis_v3}/marketdata/history/candles/intraday/{market_type}?ticker={ticker}&corporate_events_adj={corporate_events_adj}&rmv_after_market={rmv_after_market}&timezone={timezone}&date={date}&candle={candle}"
response = requests.request("GET", url, headers=self.headers)
if response.status_code == 200:
response_data = json.loads(response.text)
return response_data if raw_data else pd.DataFrame(response_data)
response = json.loads(response.text)
raise BadResponse(f'Error: {response.get("ApiClientError", "")}.\n{response.get("SuggestedAction", "")}')
[docs] def get_interday_history_candles(
self,
market_type:str,
ticker:str,
start_date:str,
end_date:str,
corporate_events_adj:bool,
rmv_after_market:bool,
timezone:str,
raw_data:bool=False
):
"""
This method provides historical candles for a given ticket in determined period.
Parameters
----------------
market_type: str
Field is required. Allowed values: 'stocks' or 'derivatives'.
ticker: str
Ticker that needs to be returned.
Field is required. Example: 'PETR4'.
start_date: string<date>
Start date of analysis. Format: "YYYY-MM-DD".
Field is required. Example: '2022-10-06'.
end_date: string<date>
End date of analysis. Format: "YYYY-MM-DD".
Field is required. Example: '2023-01-22'.
corporate_events_adj: bool
Corporate events adjustment.
Field is required. Allowed values: 'true' or 'false'.
rmv_after_market: bool
Remove trades after market close.
Field is required. Allowed values: 'true' or 'false'.
timezone: str
Timezone of the datetime.
Field is required. Allowed values: 'America/Sao_Paulo' or 'UTC'.
raw_data: bool
If false, returns data in a dataframe. If true, returns raw data.
Field is not required. Default: False.
"""
if market_type not in ['stocks', 'derivatives']:
raise MarketTypeError(f'Allowed values: "stocks" or "derivatives". Input value: "{market_type}".')
url = f"{url_apis_v3}/marketdata/history/candles/interday/{market_type}?ticker={ticker}&corporate_events_adj={corporate_events_adj}&rmv_after_market={rmv_after_market}&timezone={timezone}&start_date={start_date}&end_date={end_date}"
response = requests.request("GET", url, headers=self.headers)
if response.status_code == 200:
response_data = json.loads(response.text)
return response_data if raw_data else pd.DataFrame(response_data)
response = json.loads(response.text)
raise BadResponse(f'Error: {response.get("ApiClientError", "")}.\n{response.get("SuggestedAction", "")}')