# Object copying, schema modification

Methods to access [`otp.Source`](https://docs.pip.distribution.sol.onetick.com/api/source/root.html.md#onetick.py.Source) functionality without changing the OneTick graph.

## Table Of Contents

* [otp.Source.copy](https://docs.pip.distribution.sol.onetick.com/api/source/self/copy.html.md)
* [otp.Source.deepcopy](https://docs.pip.distribution.sol.onetick.com/api/source/self/deepcopy.html.md)
* [otp.Source.get_name](https://docs.pip.distribution.sol.onetick.com/api/source/self/get_name.html.md)
* [otp.Source.meta_fields](https://docs.pip.distribution.sol.onetick.com/api/source/self/meta_fields.html.md)
* [otp.Source.schema](https://docs.pip.distribution.sol.onetick.com/api/source/self/schema.html.md)
* [otp.Source.set_name](https://docs.pip.distribution.sol.onetick.com/api/source/self/set_name.html.md)
* [otp.Source.sink](https://docs.pip.distribution.sol.onetick.com/api/source/self/sink.html.md)
* [otp.Source.to_graph](https://docs.pip.distribution.sol.onetick.com/api/source/self/to_graph.html.md)