backport [7fdf0f] and [6836db] from master

gramps/gen/const.py

@@ -135,7 +135,10 @@ if sys.version_info[0] < 3:
         ROOT_DIR = os.path.abspath(os.path.join(os.path.dirname(
             unicode(__file__, sys.getfilesystemencoding())), os.pardir))
 
-VERSION += get_git_revision(ROOT_DIR)
+git_revision = get_git_revision(ROOT_DIR)
+if sys.platform == 'win32' and git_revision == "":
+    git_revision = get_git_revision(os.path.split(ROOT_DIR)[1])
+VERSION += git_revision
 #VERSION += "-1"
 
 #

gramps/gen/db/write.py

@@ -1134,7 +1134,7 @@ class DbBsddb(DbBsddbRead, DbWriteBase, UpdateCallback):
             if sys.version_info[0] >= 3:
                 key= str(key)
             else:
-                key = str(tuple(str(k) for k in key))
+                key = str(tuple(k.encode('utf-8') for k in key))
         if isinstance(key, UNITYPE):
             key = key.encode('utf-8')
         if not self.readonly:

gramps/gen/plug/_manager.py

@@ -54,7 +54,7 @@ _ = glocale.translation.gettext
 #-------------------------------------------------------------------------
 from ..config import config
 from . import PluginRegister, ImportPlugin, ExportPlugin, DocGenPlugin
-from ..constfunc import STRTYPE
+from ..constfunc import STRTYPE, win
 
 #-------------------------------------------------------------------------
 #
@@ -256,9 +256,36 @@ class BasePluginManager(object):
                 try:
                     module = __import__(pdata.mod_name)
                 except ValueError as err:
-                    LOG.warning('Plugin error: %s', err)
+                    # Python3 on Windows  work with unicode in sys.path
+                    # but they are mbcs encode for checking validity
+                    if (sys.version_info[0] >= 3) and win():
+                        # we don't want to load Gramps core plugin like this
+                        # only 3rd party plugins
+                        if "gramps"  in pdata.fpath:
+                            try:
+                                sys.path.insert(0, ".")
+                                oldwd = os.getcwd()
+                                os.chdir(pdata.fpath)
+                                module = __import__(pdata.mod_name)
+                                os.chdir(oldwd)
+                                sys.path.pop(0)
+                            except ValueError as err:
+                                LOG.warning('Plugin error: %s', err)
+                    else:
+                        LOG.warning('Plugin error: %s', err)
                 except ImportError as err:
-                    LOG.warning('Plugin error: %s', err)
+                    # Python2 on Windows not work with unicode in sys.path
+                    # but module can be loaded from current directory
+                    if (sys.version_info[0] < 3) and win():
+                        try:
+                            oldwd = os.getcwd()
+                            os.chdir(pdata.fpath)
+                            module = __import__(pdata.mod_name)
+                            os.chdir(oldwd)
+                        except ImportError as err:
+                            LOG.warning('Plugin error: %s', err)
+                    else:
+                        LOG.warning('Plugin error: %s', err)
                 sys.path.pop(0)
             else:
                 print("WARNING: module cannot be loaded")

gramps/gen/plug/_pluginreg.py

@@ -1082,10 +1082,9 @@ class PluginRegister(object):
             lenpd = len(self.__plugindata)
             full_filename = os.path.join(dir, filename)
             if sys.version_info[0] < 3:
-                full_filename = full_filename.encode(glocale.getfilesystemencoding())
                 fd = open(full_filename, "r")
             else:
-                fd = io.open(full_filename, 'r', encoding = 'utf-8')
+                fd = io.open(full_filename, 'r')
             stream = fd.read()
             fd.close()
             if os.path.exists(os.path.join(os.path.dirname(full_filename),