Citylearn challenge 2023 power outage env

[kingsleynweye]

Description

Bug fixes in storage charge function and episode start and end time step selection.

Issue

NIL

Changes

• Updated docstring in ReliabilityMetricsPowerOutage
• Fixed bug in Storage.charge where round-trip efficiency was being applied to both energy_init and energy as a result of controller action instead of the latter alone.
• Fixed bug where it was not possible to maintain ideal cooling or heating load when cooling_device or heating_device was not controlled.
• Fixed bug where episode splits were not being properly selected for simulations where single dataset has multiple episode splits defined.

Screenshots

NIL

Checklist

• I have tested the changes locally and they work as intended.
• I have updated the documentation, if applicable.
• I have added new tests, if applicable.
• I have added any required dependencies to the requirements.txt file, if applicable.
• I have followed the project's code style and conventions.

Additional notes

Please provide any additional information that may be helpful for the reviewer.