Add python error handler

Summary: Adding an error handler for python. Including the 3 errors with the most questions asked in support groups for now. Will add links with 'how to resolve' later, but categorizing them so we can easily track it for now.

Reviewed By: IanChilds

Differential Revision: D71372593

fbshipit-source-id: 23fc1c837f9d5276afd16b50c82cc43029286178

Author: Will-MingLun-Li

prelude/python/linking/native.bzl

@@ -327,6 +327,7 @@ def process_native_linking(ctx, deps, python_toolchain, extra, package_style, al
         lang_preprocessor_flags = ctx.attrs.lang_preprocessor_flags,
         platform_preprocessor_flags = ctx.attrs.platform_preprocessor_flags,
         lang_platform_preprocessor_flags = ctx.attrs.lang_platform_preprocessor_flags,
+        error_handler = python_toolchain.python_error_handler,
     )
 
     executable_info = cxx_executable(ctx, impl_params)

prelude/python/make_py_package.bzl

@@ -389,6 +389,7 @@ def _make_py_package_impl(
             category = "par",
             identifier = identifier_prefix.format(output_suffix),
             allow_cache_upload = allow_cache_upload,
+            error_handler = python_toolchain.python_error_handler,
         )
 
     else:

prelude/python/source_db.bzl

@@ -49,7 +49,7 @@ def create_dbg_source_db(
     ))
 
     artifacts.append(dep_manifests.project_as_args("source_artifacts"))
-    ctx.actions.run(cmd, category = "py_dbg_source_db")
+    ctx.actions.run(cmd, category = "py_dbg_source_db", error_handler = python_toolchain.python_error_handler)
 
     return DefaultInfo(default_output = output, other_outputs = artifacts)
 

prelude/python/toolchain.bzl

@@ -83,6 +83,7 @@ PythonToolchainInfo = provider(
         "main_runner": provider_field(str, default = "__par__.bootstrap.run_as_main"),
         # Prefix to use when running a Python test/executable.
         "run_prefix": provider_field(list[typing.Any], default = []),
+        "python_error_handler": provider_field(typing.Any, default = None),
     },
 )