Draft of dataprovider

freqtrade/dataprovider.py

@@ -0,0 +1,45 @@
+"""
+Dataprovider
+Responsible to provide data to the bot
+including Klines, tickers, historic data
+Common Interface for bot and strategy to access data.
+"""
+import logging
+
+from freqtrade.exchange import Exchange
+
+logger = logging.getLogger(__name__)
+
+
+class DataProvider(object):
+
+    def __init__(self, exchange: Exchange) -> None:
+        pass
+
+    def refresh() -> None:
+        """
+        Refresh data, called with each cycle
+        """
+        pass
+
+    def kline(pair: str):
+        """
+        get ohlcv data for the given pair
+        """
+        pass
+
+    def historic_kline(pair: str):
+        """
+        get historic ohlcv data stored for backtesting
+        """
+        pass
+
+    def ticker(pair: str):
+        pass
+
+    def orderbook(pair: str, max: int):
+        pass
+
+    def balance(pair):
+        # TODO: maybe use wallet directly??
+        pass