Makes warnings in solver only happen once

[SteveBronder]

Description

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context.

Fixes # (issue)

Checklist:

• I have performed a self-review of my own code
• New and existing unit tests pass locally with my changes (pytest)
• I have added tests that prove my fix is effective or that my feature works
• Update version number

[SteveBronder]

For some methods this ends up emitting a ton of warnings, which can actually be kind of expensive since they have to write to cerr each iteration