January 2020
Beginner to intermediate
432 pages
11h 24m
English
Content preview from Python for Finance Cookbook
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Signal
The signal was built as a class, inheriting from bt.Signal. The signal was represented as a number—in this case, the difference between the current data point (self.data) and the moving average (bt.ind.SMA). If the signal is positive, it is an indication to go long (buy). A negative one indicates short (selling). The value of 0 means there is no signal.
The next step was to add the signal to Cerebro, using the add_signal method. When doing so, we also had to specify what kind of signal we were adding.
The following is a description of the available signal types:
- LONGSHORT: This takes into account both long and short indications from the signal.
- LONG: Positive signals indicate going long; negative ones are used to close the long position. ...
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