Save work on emitting ignored diagnostics

[hauntsaninja]

Best reviewed with whitespace ignored.
If the pure_ renames are undesirable it is easy to remove them, just helped me avoid some incorrect changes.

Will add better benchmarks, but speeds up interpreted mypy -c "1 + str()" by 10%

[github-actions]

Diff from mypy_primer, showing the effect of this PR on open source code:

spark (https://github.com/apache/spark)
+ python/pyspark/sql/plot/core.py:501: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/sql/plot/core.py:502: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/sql/plot/core.py:506: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/sql/plot/core.py:572: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/sql/plot/core.py:573: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/sql/plot/core.py:579: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/sql/plot/core.py:580: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/sql/plot/core.py:582: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/pandas/window.py:175: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/pandas/window.py:947: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/pandas/window.py:1418: error: Unused "type: ignore" comment  [unused-ignore]
+ python/pyspark/pandas/usage_logging/__init__.py:135: error: Unused "type: ignore" comment  [unused-ignore]
- python/pyspark/pandas/usage_logging/__init__.py:127: error: Module has no attribute "core"  [attr-defined]
- python/pyspark/pandas/usage_logging/__init__.py:128: error: Module has no attribute "core"  [attr-defined]
- python/pyspark/pandas/usage_logging/__init__.py:129: error: Module has no attribute "core"  [attr-defined]
- python/pyspark/pandas/usage_logging/__init__.py:130: error: Module has no attribute "core"  [attr-defined]
- python/pyspark/pandas/usage_logging/__init__.py:131: error: Module has no attribute "core"  [attr-defined]
- python/pyspark/pandas/usage_logging/__init__.py:132: error: Module has no attribute "core"  [attr-defined]
- python/pyspark/pandas/usage_logging/__init__.py:133: error: Module has no attribute "core"  [attr-defined]

psycopg (https://github.com/psycopg/psycopg)
+ psycopg/psycopg/pq/__init__.py:76: error: Unused "type: ignore" comment  [unused-ignore]
+ psycopg/psycopg/pq/__init__.py:90: error: Unused "type: ignore" comment  [unused-ignore]

meson (https://github.com/mesonbuild/meson)
- mesonbuild/wrap/wrap.py:95:9: error: Returning Any from function declared to return "SSLContext | None"  [no-any-return]

dd-trace-py (https://github.com/DataDog/dd-trace-py)
+ ddtrace/_trace/trace_handlers.py:1002: error: Unused "type: ignore" comment  [unused-ignore]
+ ddtrace/_trace/trace_handlers.py:1003: error: Unused "type: ignore" comment  [unused-ignore]

jax (https://github.com/google/jax)
+ jax/experimental/mosaic/gpu/launch_context.py:823: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/launch_context.py:824: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/launch_context.py:920: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/launch_context.py:1135: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/core.py:726: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/tcgen05.py:345: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/tcgen05.py:488: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/tcgen05.py:489: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/tcgen05.py:490: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/experimental/mosaic/gpu/tcgen05.py:645: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/_src/pallas/mosaic_gpu/core.py:425: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/_src/pallas/mosaic_gpu/core.py:1102: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/_src/pallas/mosaic_gpu/interpret/gpu_callbacks.py:439: error: Unused "type: ignore" comment  [unused-ignore]
+ jax/_src/pallas/fuser/custom_fusion_lib.py:165: error: Unused "type: ignore" comment  [unused-ignore]

scipy (https://github.com/scipy/scipy)
- scipy/signal/_spectral_py.py:25: error: Incompatible default for argument "precenter" (default has type "object", argument has type "bool")  [assignment]
- scipy/signal/_spectral_py.py:275: error: Item "Buffer" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | str | _NestedSequence[complex | bytes | str]" has no attribute "reshape"  [union-attr]
- scipy/signal/_spectral_py.py:275: error: Item "_SupportsArray[dtype[Any]]" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | str | _NestedSequence[complex | bytes | str]" has no attribute "reshape"  [union-attr]
- scipy/signal/_spectral_py.py:275: error: Item "_NestedSequence[_SupportsArray[dtype[Any]]]" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | str | _NestedSequence[complex | bytes | str]" has no attribute "reshape"  [union-attr]
- scipy/signal/_spectral_py.py:275: error: Item "complex" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | str | _NestedSequence[complex | bytes | str]" has no attribute "reshape"  [union-attr]
- scipy/signal/_spectral_py.py:275: error: Item "str" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | str | _NestedSequence[complex | bytes | str]" has no attribute "reshape"  [union-attr]
- scipy/signal/_spectral_py.py:275: error: Item "_NestedSequence[complex | bytes | str]" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | str | _NestedSequence[complex | bytes | str]" has no attribute "reshape"  [union-attr]
- scipy/signal/_spectral_py.py:320: error: Item "Buffer" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | bytes | str | _NestedSequence[complex | bytes | str]" has no attribute "dtype"  [union-attr]
- scipy/signal/_spectral_py.py:320: error: Item "_SupportsArray[dtype[Any]]" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | bytes | str | _NestedSequence[complex | bytes | str]" has no attribute "dtype"  [union-attr]
- scipy/signal/_spectral_py.py:320: error: Item "_NestedSequence[_SupportsArray[dtype[Any]]]" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | bytes | str | _NestedSequence[complex | bytes | str]" has no attribute "dtype"  [union-attr]
- scipy/signal/_spectral_py.py:320: error: Item "complex" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | bytes | str | _NestedSequence[complex | bytes | str]" has no attribute "dtype"  [union-attr]
- scipy/signal/_spectral_py.py:320: error: Item "bytes" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | bytes | str | _NestedSequence[complex | bytes | str]" has no attribute "dtype"  [union-attr]
- scipy/signal/_spectral_py.py:320: error: Item "str" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | bytes | str | _NestedSequence[complex | bytes | str]" has no attribute "dtype"  [union-attr]
- scipy/signal/_spectral_py.py:320: error: Item "_NestedSequence[complex | bytes | str]" of "Buffer | _SupportsArray[dtype[Any]] | _NestedSequence[_SupportsArray[dtype[Any]]] | complex | bytes | str | _NestedSequence[complex | bytes | str]" has no attribute "dtype"  [union-attr]

pandas-stubs (https://github.com/pandas-dev/pandas-stubs)
+ pandas-stubs/_typing.pyi:1235: error: Unused "type: ignore" comment  [unused-ignore]

xarray (https://github.com/pydata/xarray)
- xarray/namedarray/utils.py: note: In function "module_available":
- xarray/namedarray/utils.py:57: error: Module has no attribute "util"  [attr-defined]
- xarray/namedarray/utils.py: note: At top level:
- xarray/namedarray/utils.py: note: In function "is_dask_collection":
- xarray/namedarray/utils.py:74: error: Returning Any from function declared to return "bool"  [no-any-return]
+ xarray/namedarray/utils.py:203: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/namedarray/utils.py:294: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/namedarray/pycompat.py:107: error: Unused "type: ignore[no-any-return, union-attr]" comment  [unused-ignore]
+ xarray/namedarray/pycompat.py:112: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/namedarray/pycompat.py:139: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/namedarray/pycompat.py:143: error: Unused "type: ignore[no-untyped-call, no-any-return]" comment  [unused-ignore]
+ xarray/namedarray/pycompat.py:147: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/namedarray/pycompat.py:159: error: Unused "type: ignore[union-attr, no-any-return]" comment  [unused-ignore]
+ xarray/util/deprecation_helpers.py:148: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/core/indexing.py:531: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/core/indexing.py:573: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/core/indexing.py:574: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/core/indexing.py:1530: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/core/indexing.py:1544: error: Unused "type: ignore" comment  [unused-ignore]
+ xarray/core/indexing.py:1929: error: Unused "type: ignore" comment  [unused-ignore]

bokeh (https://github.com/bokeh/bokeh)
+ src/bokeh/protocol/__init__.py:131: error: Unused "type: ignore" comment  [unused-ignore]