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The debug console is a powerful tool for Hummingbot developers to inspect and modify the live states in Hummingbot while it's running. It gives access to a live Python console living in the same process as Hummingbot. It can be thought of as similar to the developer console found in most modern browsers. | ||
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## Activating the debug console | ||
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The debug console is disabled by default. You need to enable it by setting `debug_console: true` in `conf/conf_global.yml`. | ||
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![Enabling debug console in global config](/assets/img/debug1.png) | ||
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## Entering the debug console | ||
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When you start Hummingbot with debug console enabled, it will print out a "Started debug console" log message at start. | ||
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![Started debug console logm essage](/assets/img/debug2.png) | ||
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Note the port number printed in the debug message (port 8211 in the example above), you can use `telnet` or `nc` to access the debug console by connecting to the TCP port described in the log message. | ||
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![Entering the debug console](/assets/img/debug3.png) | ||
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## Accesing Python modules and exposed objects | ||
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Once you've entered the debug console, you have access to a fully featured Python interpreter living in the Hummingbot process. | ||
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You can access all the exposed properties under the `HummingbotApplication` class via the `hb` object. | ||
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Here are some of the exposed properties you can access from the debug console: | ||
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- `hb.strategy`: The currently active strategy object | ||
- `hb.markets`: A dictionary of active market connectors | ||
- `hb.acct`: The currently active Ethereum wallet object | ||
- `hb.clock`: The clock object that's driving all the Hummingbot components | ||
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![Some exposed variables under 'hb'](/assets/img/debug4.png) | ||
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## Some examples | ||
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Below is an example where a developer queries the currently active bids/asks under the strategy, and the current best ask price on DDEX. | ||
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![Example](/assets/img/debug5.png) | ||
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You should refer to the source code of the exposed objects to see what properties you can inspect and modify inside the debug console. |
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