Remove symlinks! (#2132)

tests/check_consistent.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+
+# Symlinks are bad on Windows, so we cannot use them in typeshed.
+# This checks that certain files are duplicated exactly.
+
+import os
+import filecmp
+from os import path
+
+consistent_files = [
+    {'stdlib/2/builtins.pyi', 'stdlib/2/__builtin__.pyi'},
+    {'stdlib/2/SocketServer.pyi', 'stdlib/3/socketserver.pyi'},
+    {'stdlib/2/os2emxpath.pyi', 'stdlib/2/posixpath.pyi', 'stdlib/2/ntpath.pyi', 'stdlib/2/macpath.pyi'},
+    {'stdlib/3/ntpath.pyi', 'stdlib/3/posixpath.pyi', 'stdlib/3/macpath.pyi', 'stdlib/3/posixpath.pyi'},
+    {'stdlib/3.4/enum.pyi', 'third_party/3/enum.pyi'},
+]
+
+def main():
+    files = [path.join(root, file) for root, dir, files in os.walk('.') for file in files]
+    no_symlink = 'You cannot use symlinks in typeshed, please copy the file to its link.'
+    for file in files:
+        if path.islink(file):
+            raise ValueError(no_symlink.format(file))
+    for file1, *others in consistent_files:
+        f1 = path.join(os.getcwd(), file1)
+        for file2 in others:
+            f2 = path.join(os.getcwd(), file2)
+            if not filecmp.cmp(f1, f2):
+                raise ValueError('File {f1} does not match file {f2}. Please copy it to {f2}'.format(f1=file1, f2=file2))
+
+if __name__ == '__main__':
+    main()