I/O about newt

[cqcallaw]

Automatic resource deallocation/disposal ala using seems desirable

[cqcallaw]

For milestone 0.1, will definitely want reading from stdin at least. Output to stdout is already handled via the print function.

[cqcallaw]

Enabling asynchronous I/O seems like a bridge too far for 0.1, because there is currently no multi-thread support in newt

[cqcallaw]

See also https://docs.python.org/3/reference/compound_stmts.html#the-with-statement

[cqcallaw]

A key question here is now to manage clean up of file handles/descriptors. Doing this in a minimal, automated fashion will likely require additional syntax.

[cqcallaw]

@laokaplow has made a convincing case for byte-level IO streams. This would require a byte data type.

[cqcallaw]

Iterating through a string of characters or code points would also require an additional data type.

[cqcallaw]

A key question here is now to manage clean up of file handles/descriptors. Doing this in a minimal, automated fashion will likely require additional syntax.

[cqcallaw]

Also need to consider stream error handling.