started work on backend

2019-01-21 17:36:00 +01:00
parent a1a8bca34b
commit 9f9a7e4974
4032 changed files with 745079 additions and 0 deletions
@@ -0,0 +1,29 @@
+from __future__ import nested_scopes, generators, division, absolute_import, with_statement, \
+   print_function, unicode_literals
+import inspect
+
+BACKWARDS_COMPATIBILITY_IMPORTS = '\n'.join(
+    (
+        '# region Backwards Compatibility',
+        'from __future__ import nested_scopes, generators, division, absolute_import, with_statement, \\',
+        '   print_function, unicode_literals',
+        'from future import standard_library',
+        'standard_library.install_aliases()',
+        'from future.builtins import *',
+        '# endregion'
+    )
+)
+
+
+def backport():
+    # type: (...) -> None
+
+    frame_info = inspect.stack()[1]  # type: inspect.FrameInfo
+
+    try:
+        frame = frame_info.frame
+    except AttributeError:
+        frame = frame_info[0]
+
+    exec(BACKWARDS_COMPATIBILITY_IMPORTS, frame.f_globals, frame.f_locals)
+