style: use is True instead of == True (#3845)

`== True` (or `== False`) is not a boolean operator and can lead to wrong results

* `is` is also unnoticeably faster

gui/wxpython/location_wizard/wizard.py

@@ -2520,7 +2520,7 @@ def __init__(self, parent, grassdatabase):
                 self.grassdatabase = self.startpage.grassdatabase
                 self.georeffile = self.filepage.georeffile
                 # FIXME here was code for setting default region, what for is this if:
-                # if self.altdb == False:
+                # if self.altdb is False:
 
             else:  # -> error
                 self.wizard.Destroy()

python/grass/docs/src/temporal_framework.rst

@@ -290,7 +290,7 @@ to access its registered maps.
     strds = tgis.SpaceTimeRasterDataset(id)
 
     # Check if the space time raster dataset is in the temporal database
-    if strds.is_in_db(dbif=dbif) == False:
+    if strds.is_in_db(dbif=dbif) is False:
         dbif.close()
         gs.fatal(_("Space time %s dataset <%s> not found") % (
             strds.get_new_map_instance(None).get_type(), id))
@@ -355,14 +355,14 @@ for different space time datasets (raster, 3D raster and vector):
     dbif.connect()
 
     # First we check if the dataset is already in the database
-    if stds.is_in_db(dbif=dbif) and overwrite == False:
+    if stds.is_in_db(dbif=dbif) and overwrite is False:
         dbif.close()
         gs.fatal(_("Space time %s dataset <%s> is already in the database. "
                    "Use the overwrite flag.") %
                  (stds.get_new_map_instance(None).get_type(), name))
 
     # We delete the exiting dataset and create a new one in case we are allowed to overwrite it
-    if stds.is_in_db(dbif=dbif) and overwrite == True:
+    if stds.is_in_db(dbif=dbif) and overwrite is True:
         gs.warning(_("Overwrite space time %s dataset <%s> "
                      "and unregister all maps.") %
                    (stds.get_new_map_instance(None).get_type(), name))
@@ -399,7 +399,7 @@ Temporal shifting
 
     stds = tgis.dataset_factory(type, id)
 
-    if stds.is_in_db(dbif) == False:
+    if stds.is_in_db(dbif) is False:
         dbif.close()
         gs.fatal(_("Space time dataset <%s> not found in temporal database") % (id))
 

utils/gitlog2changelog.py

@@ -88,7 +88,7 @@
     elif "Signed-off-by" in line:
         continue
     # Extract the actual commit message for this commit
-    elif authorFound & dateFound & messageFound == False:
+    elif authorFound & dateFound & messageFound is False:
         # Find the commit message if we can
         if len(line) == 1:
             if messageNL: