Namespace contains different stream sources which are suitable for input or output data flow.

### Classes
| Class | Description |
| :- | :- |
| [`FileCreateSource`](/cad/python-net/aspose.cad.sources/filecreatesource) | Represents a file source for creation. |
| [`FileOpenSource`](/cad/python-net/aspose.cad.sources/fileopensource) | Represents a file source for opening. |
| [`FileSource`](/cad/python-net/aspose.cad.sources/filesource) | Represents a file source which is capable of files manipulation. |
| [`StreamSource`](/cad/python-net/aspose.cad.sources/streamsource) | Represents a stream source. |