backtrader.feeds.vchartfile module

VChartFile Data Feed Module - VisualChart file interface.

This module provides the VChartFile feed for reading VisualChart binary on-disk files using market codes.

Classes:

VChartFile: VisualChart binary file feed by market code.

示例

>>> data = bt.feeds.VChartFile(dataname='015ES')
>>> cerebro.adddata(data)

class backtrader.feeds.vchartfile.VChartFile

基类：DataBase

Support for Visual Chart binary on-disk files for both daily and intradaily formats.

备注

• dataname: Market code displayed by Visual Chart. Example: 015ES for EuroStoxx 50 continuous future

__init__(*args, **kwargs)

Initialize a LineMultiple instance.

Sets up the internal state for managing multiple lines, including line type indicator, lines collection, clock reference, and line iterator tracking.

Initializes:

_ltype: Line type indicator (None for base LineMultiple). lines: Collection of line objects (creates if not exists). _clock: Clock reference for synchronization. _lineiterators: Dictionary tracking registered lineiterators. _minperiod: Minimum period requirement (defaults to 1).

start()

Start the VChartFile data feed.

Opens the VisualChart binary file for reading.

stop()

Stop the VChartFile data feed.

Closes the open file handle.

frompackages = ()

packages = ()