Add a py3-cbindings target which will eventually hold the imported c …

…types used in thrift py3

Summary:
This diff adds a `cbindings.pxd` and a `py3-cbindings` target to hold it, which for now just re-exports everything defined in types.pxd, but will later hold just the [c bindings](https://www.internalfb.com/code/fbsource/[320dcea0bcbd8d29b2e978c21018d5ded6c7848d]/fbcode/thrift/compiler/generate/templates/py3/types.pxd.mustache?lines=19-35) thrift py3 uses.

This is part of a migration to split out the c bindings out of `types.pxd` for the thrift python auto migrate project.

1: all cython_library targets will be codemodded to add a `py3-cbindings` dependency for each `py3-types` dependency they have
2: All cython `from .*types cimport` lines will be changed to `from .*cbindings cimport`
3: The c bindings will be split out of `types.pxd`, and `types.pxd` will be changed to depend on `cbindings.pxd`, removing the c++ dependency on python libraries import py3, when running in auto migrate mode.

Reviewed By: ahilger

Differential Revision: D64352295

fbshipit-source-id: 7aa76ee132066374c830a87d30204f568fd965da

thrift/compiler/generate/t_mstch_py3_generator.cc

@@ -1386,6 +1386,7 @@ void t_mstch_py3_generator::generate_types() {
   std::vector<std::string> cythonFilesWithTypeContext{
       "types.pyx",
       "types.pxd",
+      "cbindings.pxd",
       "types.pyi",
   };
 

thrift/compiler/generate/templates/py3/cbindings.pxd.mustache

@@ -0,0 +1,26 @@
+{{!
+
+  Copyright (c) Meta Platforms, Inc. and affiliates.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+}}
+{{> common/auto_generated_py}}
+from {{#program:py3Namespaces}}{{value}}.{{/program:py3Namespaces}}{{program:name}}.types cimport (
+    {{#program:enums}}c{{enum:name}},
+    {{/program:enums}}{{!
+    }}{{#program:filtered_structs}}c{{struct:name}},
+    {{/program:filtered_structs}}{{!
+    }}{{#program:constants}}c{{constant:name}},
+    {{/program:constants}}
+)

thrift/compiler/test/fixtures/basic-annotations/out/py3/gen-py3/module/cbindings.pxd

@@ -0,0 +1,12 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/basic-annotations/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from module.types cimport (
+    cMyEnum,
+    cMyStructNestedAnnotation,
+    cSecretStruct,
+    cmyStruct,
+)

thrift/compiler/test/fixtures/basic-enum/out/py3/gen-py3/test/fixtures/enumstrict/module/cbindings.pxd

@@ -0,0 +1,15 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/basic-enum/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from test.fixtures.enumstrict.module.types cimport (
+    cEmptyEnum,
+    cMyEnum,
+    cMyUseIntrinsicDefaultEnum,
+    cMyBigEnum,
+    cMyStruct,
+    ckOne,
+cenumNames,
+)

thrift/compiler/test/fixtures/basic-stack-arguments/out/py3/gen-py3/module/cbindings.pxd

@@ -0,0 +1,10 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/basic-stack-arguments/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from module.types cimport (
+    cMyEnum,
+    cMyStruct,
+    )

thrift/compiler/test/fixtures/basic/out/py3/gen-py3/test/fixtures/basic/module/cbindings.pxd

@@ -0,0 +1,27 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/basic/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from test.fixtures.basic.module.types cimport (
+    cMyEnum,
+    cHackEnum,
+    cMyStruct,
+    cContainers,
+    cMyDataItem,
+    cMyUnion,
+    cMyException,
+    cMyExceptionWithMessage,
+    cReservedKeyword,
+    cUnionToBeRenamed,
+    cFLAG,
+cOFFSET,
+cCOUNT,
+cMASK,
+cE,
+cDATE,
+cAList,
+cASet,
+cAMap,
+)

thrift/compiler/test/fixtures/complex-union/out/py3/gen-py3/module/cbindings.pxd

@@ -0,0 +1,16 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/complex-union/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from module.types cimport (
+    cComplexUnion,
+    cListUnion,
+    cDataUnion,
+    cVal,
+    cValUnion,
+    cVirtualComplexUnion,
+    cNonCopyableStruct,
+    cNonCopyableUnion,
+    )

thrift/compiler/test/fixtures/constants/out/py3/gen-py3/module/cbindings.pxd

@@ -0,0 +1,102 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/constants/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from module.types cimport (
+    cEmptyEnum,
+    cCity,
+    cCompany,
+    cInternship,
+    cRange,
+    cstruct1,
+    cstruct2,
+    cstruct3,
+    cstruct4,
+    cunion1,
+    cunion2,
+    cmyInt,
+cname,
+cmulti_line_string,
+cstates,
+cx,
+cy,
+cz,
+czeroDoubleValue,
+clongDoubleValue,
+cbin,
+cmy_company,
+cfoo,
+cbar,
+cmymap,
+cinstagram,
+cpartial_const,
+ckRanges,
+cinternList,
+cpod_0,
+cpod_s_0,
+cpod_1,
+cpod_s_1,
+cpod_2,
+cpod_trailing_commas,
+cpod_s_2,
+cpod_3,
+cpod_s_3,
+cpod_4,
+cu_1_1,
+cu_1_2,
+cu_1_3,
+cu_2_1,
+cu_2_2,
+cu_2_3,
+cu_2_4,
+cu_2_5,
+cu_2_6,
+capostrophe,
+ctripleApostrophe,
+cquotationMark,
+cbackslash,
+cescaped_a,
+cchar2ascii,
+cescaped_strings,
+cfalse_c,
+ctrue_c,
+czero_byte,
+czero16,
+czero32,
+czero64,
+czero_dot_zero,
+cempty_string,
+cempty_int_list,
+cempty_string_list,
+cempty_int_set,
+cempty_string_set,
+cempty_int_int_map,
+cempty_int_string_map,
+cempty_string_int_map,
+cempty_string_string_map,
+cmaxIntDec,
+cmaxIntOct,
+cmaxIntHex,
+cmaxIntBin,
+cmaxDub,
+cminDub,
+cminSDub,
+cmaxPIntDec,
+cmaxPIntOct,
+cmaxPIntHex,
+cmaxPIntBin,
+cmaxPDub,
+cminPDub,
+cminPSDub,
+cminIntDec,
+cminIntOct,
+cminIntHex,
+cminIntBin,
+cmaxNDub,
+cminNDub,
+cminNSDub,
+cI2B,
+cI2B_REF,
+)

thrift/compiler/test/fixtures/empty-struct/out/py3/gen-py3/module/cbindings.pxd

@@ -0,0 +1,10 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/empty-struct/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from module.types cimport (
+    cEmpty,
+    cNada,
+    )

thrift/compiler/test/fixtures/enums/out/py3/gen-py3/test/fixtures/enums/module/cbindings.pxd

@@ -0,0 +1,17 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/enums/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from test.fixtures.enums.module.types cimport (
+    cMetasyntactic,
+    cMyEnum1,
+    cMyEnum2,
+    cMyEnum3,
+    cMyEnum4,
+    cMyBitmaskEnum1,
+    cMyBitmaskEnum2,
+    cSomeStruct,
+    cMyStruct,
+    )

thrift/compiler/test/fixtures/exceptions/out/py3/gen-py3/module/cbindings.pxd

@@ -0,0 +1,15 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/exceptions/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from module.types cimport (
+    cFiery,
+    cSerious,
+    cComplexFieldNames,
+    cCustomFieldNames,
+    cExceptionWithPrimitiveField,
+    cExceptionWithStructuredAnnotation,
+    cBanal,
+    )

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate/gen-py3/includes/cbindings.pxd

@@ -0,0 +1,11 @@
+#
+# Autogenerated by Thrift for includes.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from includes.types cimport (
+    cIncluded,
+    cExampleIncluded,
+cIncludedConstant,
+)

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate/gen-py3/module/cbindings.pxd

@@ -0,0 +1,9 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/includes/src/module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from module.types cimport (
+    cMyStruct,
+    )

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate/gen-py3/transitive/cbindings.pxd

@@ -0,0 +1,10 @@
+#
+# Autogenerated by Thrift for transitive.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from transitive.types cimport (
+    cFoo,
+    cExampleFoo,
+)

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate_includes/gen-py3/includes/cbindings.pxd

@@ -0,0 +1,11 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/includes/src/includes.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from includes.types cimport (
+    cIncluded,
+    cExampleIncluded,
+cIncludedConstant,
+)

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate_includes/gen-py3/transitive/cbindings.pxd

@@ -0,0 +1,10 @@
+#
+# Autogenerated by Thrift for transitive.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from transitive.types cimport (
+    cFoo,
+    cExampleFoo,
+)

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate_service/gen-py3/includes/cbindings.pxd

@@ -0,0 +1,11 @@
+#
+# Autogenerated by Thrift for includes.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from includes.types cimport (
+    cIncluded,
+    cExampleIncluded,
+cIncludedConstant,
+)

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate_service/gen-py3/module/cbindings.pxd

@@ -0,0 +1,9 @@
+#
+# Autogenerated by Thrift for module.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from module.types cimport (
+    cMyStruct,
+    )

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate_service/gen-py3/service/cbindings.pxd

@@ -0,0 +1,8 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/includes/src/service.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from service.types cimport (
+    )

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate_service/gen-py3/transitive/cbindings.pxd

@@ -0,0 +1,10 @@
+#
+# Autogenerated by Thrift for transitive.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from transitive.types cimport (
+    cFoo,
+    cExampleFoo,
+)

thrift/compiler/test/fixtures/includes/out/py3_auto_migrate_transitive/gen-py3/transitive/cbindings.pxd

@@ -0,0 +1,10 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/includes/src/transitive.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from transitive.types cimport (
+    cFoo,
+    cExampleFoo,
+)

thrift/compiler/test/fixtures/includes/out/py3_matching_struct_names/gen-py3/includes/cbindings.pxd

@@ -0,0 +1,11 @@
+#
+# Autogenerated by Thrift for includes.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from includes.types cimport (
+    cIncluded,
+    cExampleIncluded,
+cIncludedConstant,
+)

thrift/compiler/test/fixtures/includes/out/py3_matching_struct_names/gen-py3/matching_struct_names/cbindings.pxd

@@ -0,0 +1,10 @@
+#
+# Autogenerated by Thrift for thrift/compiler/test/fixtures/includes/src/matching_struct_names.thrift
+#
+# DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+#  @generated
+#
+from matching_struct_names.types cimport (
+    cMyStruct,
+    cCombo,
+    )