(venv) James@Jamess-Air python-betterproto % mypyc src/betterproto/*.pyTraceback (most recent call last):  File"/Users/James/PycharmProjects/python-betterproto/build/setup.py", line 5,in<module>    ext_modules=mypycify(['src/betterproto/__init__.py','src/betterproto/_types.py','src/betterproto/_version.py','src/betterproto/casing.py'], opt_level="3"),  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/build.py", line 487,in mypycify    groups, group_cfilenames = mypyc_build(  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/build.py", line 400,in mypyc_build    group_cfiles, ops_text = generate_c(all_sources, options, groups, fscache,  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/build.py", line 200,in generate_c    modules, ctext = emitmodule.compile_modules_to_c(  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/codegen/emitmodule.py", line 410,in compile_modules_to_c    modules = compile_modules_to_ir(result, mapper, compiler_options, errors)  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/codegen/emitmodule.py", line 258,in compile_modules_to_ir    scc_ir = compile_scc_to_ir(trees, result, mapper, compiler_options, errors)  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/codegen/emitmodule.py", line 209,in compile_scc_to_ir    modules = build_ir(  File"/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/contextlib.py", line 79,in innerreturn func(*args,**kwds)  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/irbuild/main.py", line 80,in build_ir    transform_mypy_file(builder, module)  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/irbuild/main.py", line 123,in transform_mypy_file    builder.accept(node)  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/irbuild/builder.py", line 169,in accept    node.accept(self.visitor)  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypy/nodes.py", line 379,in acceptreturn visitor.visit_import_from(self)  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/irbuild/visitor.py", line 110,in visit_import_from    transform_import_from(self.builder, node)  File"/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/irbuild/statement.py", line 174,in transform_import_from    id = importlib.util.resolve_name('.'* node.relative + node.id, module_package)  File"/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/importlib/util.py", line 32,in resolve_name    raise ImportError(f'no package specified for {repr(name)}'src/betterproto/__init__.py:27: ImportError: no package specifiedfor'._types' (requiredfor relative module names)

(venv) James@Jamess-Air python-betterproto % mypyc src/betterproto/*.pyrunning build_extbuilding '999479a26e36c714bed7__mypyc' extensiongcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g -I/Users/James/PycharmProjects/python-betterproto/venv/lib/python3.9/site-packages/mypyc/lib-rt -Ibuild -I/Users/James/PycharmProjects/python-betterproto/venv/include -I/Library/Frameworks/Python.framework/Versions/3.9/include/python3.9 -c build/__native_999479a26e36c714bed7.c -o build/temp.macosx-10.9-x86_64-3.9/build/__native_999479a26e36c714bed7.o -O3 -Werror -Wno-unused-function -Wno-unused-label -Wno-unreachable-code -Wno-unused-variable -Wno-unused-command-line-argument -Wno-unknown-warning-option -Wno-unused-but-set-variablecreating build/lib.macosx-10.9-x86_64-3.9gcc -bundle -undefined dynamic_lookup -arch x86_64 -g build/temp.macosx-10.9-x86_64-3.9/build/__native_999479a26e36c714bed7.o -o build/lib.macosx-10.9-x86_64-3.9/999479a26e36c714bed7__mypyc.cpython-39-darwin.sobuilding 'betterproto.__init__' extensiongcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g -I/Users/James/PycharmProjects/python-betterproto/venv/include -I/Library/Frameworks/Python.framework/Versions/3.9/include/python3.9 -c build/betterproto.c -o build/temp.macosx-10.9-x86_64-3.9/build/betterproto.o -O3 -Werror -Wno-unused-function -Wno-unused-label -Wno-unreachable-code -Wno-unused-variable -Wno-unused-command-line-argument -Wno-unknown-warning-option -Wno-unused-but-set-variablecreating build/lib.macosx-10.9-x86_64-3.9/betterprotogcc -bundle -undefined dynamic_lookup -arch x86_64 -g build/temp.macosx-10.9-x86_64-3.9/build/betterproto.o -o build/lib.macosx-10.9-x86_64-3.9/betterproto/__init__.cpython-39-darwin.sobuilding 'betterproto._types' extensiongcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g -I/Users/James/PycharmProjects/python-betterproto/venv/include -I/Library/Frameworks/Python.framework/Versions/3.9/include/python3.9 -c build/betterproto/_types.c -o build/temp.macosx-10.9-x86_64-3.9/build/betterproto/_types.o -O3 -Werror -Wno-unused-function -Wno-unused-label -Wno-unreachable-code -Wno-unused-variable -Wno-unused-command-line-argument -Wno-unknown-warning-option -Wno-unused-but-set-variablegcc -bundle -undefined dynamic_lookup -arch x86_64 -g build/temp.macosx-10.9-x86_64-3.9/build/betterproto/_types.o -o build/lib.macosx-10.9-x86_64-3.9/betterproto/_types.cpython-39-darwin.sobuilding 'betterproto._version' extensiongcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g -I/Users/James/PycharmProjects/python-betterproto/venv/include -I/Library/Frameworks/Python.framework/Versions/3.9/include/python3.9 -c build/betterproto/_version.c -o build/temp.macosx-10.9-x86_64-3.9/build/betterproto/_version.o -O3 -Werror -Wno-unused-function -Wno-unused-label -Wno-unreachable-code -Wno-unused-variable -Wno-unused-command-line-argument -Wno-unknown-warning-option -Wno-unused-but-set-variablegcc -bundle -undefined dynamic_lookup -arch x86_64 -g build/temp.macosx-10.9-x86_64-3.9/build/betterproto/_version.o -o build/lib.macosx-10.9-x86_64-3.9/betterproto/_version.cpython-39-darwin.sobuilding 'betterproto.casing' extensiongcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g -I/Users/James/PycharmProjects/python-betterproto/venv/include -I/Library/Frameworks/Python.framework/Versions/3.9/include/python3.9 -c build/betterproto/casing.c -o build/temp.macosx-10.9-x86_64-3.9/build/betterproto/casing.o -O3 -Werror -Wno-unused-function -Wno-unused-label -Wno-unreachable-code -Wno-unused-variable -Wno-unused-command-line-argument -Wno-unknown-warning-option -Wno-unused-but-set-variablegcc -bundle -undefined dynamic_lookup -arch x86_64 -g build/temp.macosx-10.9-x86_64-3.9/build/betterproto/casing.o -o build/lib.macosx-10.9-x86_64-3.9/betterproto/casing.cpython-39-darwin.socopying build/lib.macosx-10.9-x86_64-3.9/999479a26e36c714bed7__mypyc.cpython-39-darwin.so -> copying build/lib.macosx-10.9-x86_64-3.9/betterproto/__init__.cpython-39-darwin.so -> betterprotocopying build/lib.macosx-10.9-x86_64-3.9/betterproto/_types.cpython-39-darwin.so -> betterprotocopying build/lib.macosx-10.9-x86_64-3.9/betterproto/_version.cpython-39-darwin.so -> betterprotocopying build/lib.macosx-10.9-x86_64-3.9/betterproto/casing.cpython-39-darwin.so -> betterproto