[6/1318] Generating Integers.swift from Integers.swift.gyb with ptr size = 8 FAILED: stdlib/public/core/8/Integers.swift cd .../swift/stdlib/public/core && /usr/local/Cellar/cmake/3.10.2/bin/cmake -E make_directory .../build/Ninja-ReleaseAssert/swift-macosx-x86_64/stdlib/public/core/8 && .../.pyenv/versions/3.6.4/bin/python .../swift/utils/gyb -DunicodeGraphemeBreakPropertyFile=.../swift/utils/UnicodeData/GraphemeBreakProperty.txt -DunicodeGraphemeBreakTestFile=.../swift/utils/UnicodeData/GraphemeBreakTest.txt -DCMAKE_SIZEOF_VOID_P=8 -o .../build/Ninja-ReleaseAssert/swift-macosx-x86_64/stdlib/public/core/8/Integers.swift.tmp Integers.swift.gyb && /usr/local/Cellar/cmake/3.10.2/bin/cmake -E copy_if_different .../build/Ninja-ReleaseAssert/swift-macosx-x86_64/stdlib/public/core/8/Integers.swift.tmp .../build/Ninja-ReleaseAssert/swift-macosx-x86_64/stdlib/public/core/8/Integers.swift && /usr/local/Cellar/cmake/3.10.2/bin/cmake -E remove .../build/Ninja-ReleaseAssert/swift-macosx-x86_64/stdlib/public/core/8/Integers.swift.tmp Traceback (most recent call last): File ".../swift/utils/gyb", line 3, in <module> gyb.main() File ".../swift/utils/gyb.py", line 1257, in main args.target.write(execute_template(ast, args.line_directive, **bindings)) File ".../swift/utils/gyb.py", line 1128, in execute_template ast.execute(execution_context) File ".../swift/utils/gyb.py", line 632, in execute x.execute(context) File ".../swift/utils/gyb.py", line 718, in execute result = eval(self.code, context.local_bindings) File ".../swift/stdlib/public/core/Integers.swift.gyb", line 20, in <module> from string import maketrans, capitalize ImportError: cannot import name 'maketrans'