add workaround for setup.py importing plover

- use `exec` in `setup.py`
- detect `exec` is being used in `plover`, and disable i18n support

Note: in this case, we don't want i18n support anyway, since some
of the strings we normally translate are used for package metadata.

Author: benoit-pierre

plover/__init__.py

@@ -3,10 +3,14 @@
 
 """Plover: Open Source Stenography Software"""
 
-from plover.i18n import Translator
-
-
-_ = Translator(__package__)
+if __name__ == 'plover':
+    from plover.i18n import Translator
+    _ = Translator(__package__)
+else:
+    # exec from `setup.py`, package data
+    # may not be available, and we don't
+    # want to translate anyway.
+    _ = lambda s: s
 
 __version__ = '4.0.0.dev8'
 __copyright__ = '(C) Open Steno Project'

setup.py

@@ -13,15 +13,10 @@
 
 sys.path.insert(0, os.path.dirname(__file__))
 
-from plover import (
-    __name__ as __software_name__,
-    __version__,
-    __description__,
-    __url__,
-    __download_url__,
-    __license__,
-    __copyright__,
-)
+__software_name__ = 'plover'
+
+with open(os.path.join(__software_name__, '__init__.py')) as fp:
+    exec(fp.read())
 
 from plover_build_utils.setup import (
     BuildPy, BuildUi, Command, Test, babel_options