fix: fix 'dangerous-default-value' for pylint

.pylintrc

@@ -3,25 +3,16 @@
 [MESSAGES CONTROL]
 disable=fixme,
         abstract-method,
-        anomalous-backslash-in-string,
         arguments-differ,
         arguments-renamed,
         assignment-from-no-return,
         attribute-defined-outside-init,
-        bare-except,
-        broad-exception-caught,
         consider-using-dict-comprehension,
         consider-using-dict-items,
         consider-using-generator,
         consider-using-get,
         consider-using-set-comprehension,
-        cyclic-import,
-        dangerous-default-value,
-        deprecated-method,
         duplicate-code,
-        implicit-str-concat,
-        import-outside-toplevel,
-        invalid-name,
         isinstance-second-argument-not-valid-type,
         keyword-arg-before-vararg,
         missing-function-docstring,
@@ -49,8 +40,5 @@ disable=fixme,
         unnecessary-lambda-assignment,
         unspecified-encoding,
         unused-argument,
-        unused-wildcard-import,
         use-a-generator,
         use-dict-literal,
-        wildcard-import,
-        wrong-import-order,

src/wuttaweb/cli/webapp.py

@@ -63,7 +63,7 @@ def webapp(
 
     elif runner == "uvicorn":
 
-        import uvicorn  # pylint: disable=import-error
+        import uvicorn  # pylint: disable=import-error,import-outside-toplevel
 
         # need service details from config
         spec = config.require(f"{config.appname}.web.app.spec")

src/wuttaweb/emails.py

@@ -27,7 +27,7 @@
 from wuttjamaican.email import EmailSetting
 
 
-class feedback(EmailSetting):
+class feedback(EmailSetting):  # pylint: disable=invalid-name
     """
     Sent when user submits feedback via the web app.
     """

src/wuttaweb/forms/base.py

@@ -274,14 +274,14 @@ class Form:  # pylint: disable=too-many-instance-attributes
         schema=None,
         model_class=None,
         model_instance=None,
-        nodes={},
-        widgets={},
-        validators={},
-        defaults={},
+        nodes=None,
+        widgets=None,
+        validators=None,
+        defaults=None,
         readonly=False,
-        readonly_fields=[],
-        required_fields={},
-        labels={},
+        readonly_fields=None,
+        required_fields=None,
+        labels=None,
         action_method="post",
         action_url=None,
         reset_url=None,
@@ -465,7 +465,9 @@ class Form:  # pylint: disable=too-many-instance-attributes
 
         Node overrides are tracked via :attr:`nodes`.
         """
-        from wuttaweb.forms.schema import ObjectNode
+        from wuttaweb.forms.schema import (  # pylint: disable=import-outside-toplevel
+            ObjectNode,
+        )
 
         if isinstance(nodeinfo, colander.SchemaNode):
             # assume nodeinfo is a complete node
@@ -494,7 +496,7 @@ class Form:  # pylint: disable=too-many-instance-attributes
         :param widget: Either a :class:`deform:deform.widget.Widget`
            instance, or else a widget "type" name.
 
-        :param \**kwargs: Any remaining kwargs are passed along to
+        :param \\**kwargs: Any remaining kwargs are passed along to
            :meth:`make_widget()` - if applicable.
 
         Widget overrides are tracked via :attr:`widgets`.
@@ -526,13 +528,13 @@ class Form:  # pylint: disable=too-many-instance-attributes
         :param widget_type: Which of the above (or custom) widget
            type to create.
 
-        :param \**kwargs: Remaining kwargs are passed as-is to the
+        :param \\**kwargs: Remaining kwargs are passed as-is to the
            widget factory.
 
         :returns: New widget instance, or ``None`` if e.g. it could
            not determine how to create the widget.
         """
-        from wuttaweb.forms import widgets
+        from wuttaweb.forms import widgets  # pylint: disable=import-outside-toplevel
 
         if widget_type == "notes":
             return widgets.NotesWidget(**kwargs)
@@ -556,7 +558,7 @@ class Form:  # pylint: disable=too-many-instance-attributes
         * :class:`sqlalchemy:sqlalchemy.types.DateTime` ->
           :class:`~wuttaweb.forms.widgets.WuttaDateTimeWidget`
         """
-        from wuttaweb.forms import widgets
+        from wuttaweb.forms import widgets  # pylint: disable=import-outside-toplevel
 
         if not self.model_class:
             return
@@ -586,7 +588,9 @@ class Form:  # pylint: disable=too-many-instance-attributes
         :param widget: :class:`~wuttaweb.grids.base.Grid` instance,
            pre-configured and (usually) with data.
         """
-        from wuttaweb.forms.widgets import GridWidget
+        from wuttaweb.forms.widgets import (  # pylint: disable=import-outside-toplevel
+            GridWidget,
+        )
 
         widget = GridWidget(self.request, grid)
         self.set_widget(key, widget)
@@ -599,7 +603,7 @@ class Form:  # pylint: disable=too-many-instance-attributes
 
         if grid.key in self.grid_vue_context:
             log.warning(
-                "grid data with key '%s' already registered, " "but will be replaced",
+                "grid data with key '%s' already registered, but will be replaced",
                 grid.key,
             )
 

src/wuttaweb/forms/schema.py

@@ -63,7 +63,7 @@ class WuttaDateTime(colander.DateTime):
         for fmt in formats:
             try:
                 return datetime.datetime.strptime(cstruct, fmt)
-            except:
+            except Exception:  # pylint: disable=broad-exception-caught
                 pass
 
         node.raise_invalid("Invalid date and/or time")

src/wuttaweb/grids/base.py

@@ -37,8 +37,8 @@ from paginate_sqlalchemy import SqlalchemyOrmPage
 from pyramid.renderers import render
 from webhelpers2.html import HTML
 
-from wuttaweb.util import FieldList, get_model_fields, make_json_safe
 from wuttjamaican.db.util import UUID
+from wuttaweb.util import FieldList, get_model_fields, make_json_safe
 from wuttaweb.grids.filters import default_sqlalchemy_filters, VerbNotSupported
 
 
@@ -379,14 +379,14 @@ class Grid:  # pylint: disable=too-many-instance-attributes
         key=None,
         columns=None,
         data=None,
-        labels={},
-        renderers={},
-        enums={},
+        labels=None,
+        renderers=None,
+        enums=None,
         checkable=False,
         row_class=None,
-        actions=[],
-        linked_columns=[],
-        hidden_columns=[],
+        actions=None,
+        linked_columns=None,
+        hidden_columns=None,
         sortable=False,
         sort_multiple=True,
         sort_on_backend=True,
@@ -467,7 +467,7 @@ class Grid:  # pylint: disable=too-many-instance-attributes
 
         # enums
         self.enums = {}
-        for k in enums:
+        for k in enums or {}:
             self.set_enum(k, enums[k])
 
     def get_columns(self):
@@ -1853,7 +1853,7 @@ class Grid:  # pylint: disable=too-many-instance-attributes
                 data = filtr.apply_filter(data)
             except VerbNotSupported as error:
                 log.warning("verb not supported for '%s' filter: %s", key, error.verb)
-            except:
+            except Exception:  # pylint: disable=broad-exception-caught
                 log.exception("filtering data by '%s' failed!", key)
 
         return data

src/wuttaweb/grids/filters.py

@@ -63,7 +63,7 @@ class GridFilter:  # pylint: disable=too-many-instance-attributes
        column by which to filter.  For instance,
        ``model.Person.full_name``.
 
-    :param \**kwargs: Any additional kwargs will be set as attributes
+    :param \\**kwargs: Any additional kwargs will be set as attributes
        on the filter instance.
 
     Filter instances have the following attributes:
@@ -175,7 +175,7 @@ class GridFilter:  # pylint: disable=too-many-instance-attributes
         key,
         label=None,
         verbs=None,
-        choices={},
+        choices=None,
         default_active=False,
         default_verb=None,
         default_value=None,
@@ -198,7 +198,7 @@ class GridFilter:  # pylint: disable=too-many-instance-attributes
             self.default_verb = default_verb
 
         # choices
-        self.set_choices(choices)
+        self.set_choices(choices or {})
 
         # value
         self.default_value = default_value
@@ -358,7 +358,7 @@ class GridFilter:  # pylint: disable=too-many-instance-attributes
             verb = self.verb
         if not verb:
             verb = self.get_default_verb()
-            log.warn(
+            log.warning(
                 "missing verb for '%s' filter, will use default verb: %s",
                 self.key,
                 verb,
@@ -582,7 +582,7 @@ class IntegerAlchemyFilter(NumericAlchemyFilter):
         if value:
             try:
                 return int(value)
-            except:
+            except Exception:  # pylint: disable=broad-exception-caught
                 pass
         return None
 

src/wuttaweb/handler.py

@@ -187,8 +187,8 @@ class WebHandler(GenericHandler):
 
         # registered via entry points
         registered = []
-        for Handler in load_entry_points(f"{self.appname}.web.menus").values():
-            spec = Handler.get_spec()
+        for handler in load_entry_points(f"{self.appname}.web.menus").values():
+            spec = handler.get_spec()
             if spec not in handlers:
                 registered.append(spec)
         if registered:

src/wuttaweb/helpers.py

@@ -51,8 +51,8 @@ This module contains the following references:
 
 """
 
-from webhelpers2.html import *
-from webhelpers2.html.tags import *
+from webhelpers2.html import *  # pylint: disable=wildcard-import,unused-wildcard-import
+from webhelpers2.html.tags import *  # pylint: disable=wildcard-import,unused-wildcard-import
 
 from wuttaweb.util import (  # pylint: disable=unused-import
     get_liburl,

src/wuttaweb/views/auth.py

@@ -314,7 +314,7 @@ class AuthView(View):
 def defaults(config, **kwargs):
     base = globals()
 
-    AuthView = kwargs.get("AuthView", base["AuthView"])
+    AuthView = kwargs.get("AuthView", base["AuthView"])  # pylint: disable=invalid-name
     AuthView.defaults(config)
 
 

src/wuttaweb/views/batch.py

@@ -127,7 +127,7 @@ class BatchMasterView(MasterView):
         model = self.app.model
 
         # created_by
-        CreatedBy = orm.aliased(model.User)
+        CreatedBy = orm.aliased(model.User)  # pylint: disable=invalid-name
         g.set_joiner(
             "created_by",
             lambda q: q.join(
@@ -221,7 +221,7 @@ class BatchMasterView(MasterView):
         on the batch handler - when creating.  Parent/default logic is
         used when updating.
 
-        :param \**kwargs: Additional kwargs will be passed as-is to
+        :param \\**kwargs: Additional kwargs will be passed as-is to
            the ``make_batch()`` call.
         """
         if self.creating:
@@ -329,7 +329,7 @@ class BatchMasterView(MasterView):
             self.batch_handler.do_populate(batch, progress=progress)
             session.flush()
 
-        except Exception as error:
+        except Exception as error:  # pylint: disable=broad-exception-caught
             session.rollback()
             log.warning(
                 "failed to populate %s: %s",
@@ -367,7 +367,7 @@ class BatchMasterView(MasterView):
 
         try:
             self.batch_handler.do_execute(batch, self.request.user)
-        except Exception as error:
+        except Exception as error:  # pylint: disable=broad-exception-caught
             log.warning("failed to execute batch: %s", batch, exc_info=True)
             self.request.session.flash(f"Execution failed!: {error}", "error")
 
@@ -383,8 +383,8 @@ class BatchMasterView(MasterView):
         if hasattr(cls, "row_model_class"):
             return cls.row_model_class
 
-        Batch = cls.get_model_class()
-        return Batch.__row_class__
+        model_class = cls.get_model_class()
+        return model_class.__row_class__
 
     def get_row_grid_data(self, batch):
         """
@@ -392,8 +392,10 @@ class BatchMasterView(MasterView):
         :attr:`~wuttjamaican:wuttjamaican.db.model.batch.BatchMixin.rows`
         data.
         """
-        BatchRow = self.get_row_model_class()
-        query = self.Session.query(BatchRow).filter(BatchRow.batch == batch)
+        row_model_class = self.get_row_model_class()
+        query = self.Session.query(row_model_class).filter(
+            row_model_class.batch == batch
+        )
         return query
 
     def configure_row_grid(self, g):  # pylint: disable=empty-docstring

src/wuttaweb/views/common.py

@@ -109,7 +109,7 @@ class CommonView(View):
         # send email
         try:
             self.feedback_send(context)
-        except Exception as error:
+        except Exception as error:  # pylint: disable=broad-exception-caught
             log.warning("failed to send feedback email", exc_info=True)
             return {"error": str(error) or error.__class__.__name__}
 
@@ -287,7 +287,7 @@ class CommonView(View):
         if theme:
             try:
                 set_app_theme(self.request, theme, session=Session())
-            except Exception as error:
+            except Exception as error:  # pylint: disable=broad-exception-caught
                 error = self.app.render_error(error)
                 self.request.session.flash(f"Failed to set theme: {error}", "error")
         referrer = self.request.params.get("referrer") or self.request.get_referrer()
@@ -345,7 +345,9 @@ class CommonView(View):
 def defaults(config, **kwargs):
     base = globals()
 
-    CommonView = kwargs.get("CommonView", base["CommonView"])
+    CommonView = kwargs.get(  # pylint: disable=invalid-name
+        "CommonView", base["CommonView"]
+    )
     CommonView.defaults(config)
 
 

src/wuttaweb/views/email.py

@@ -301,7 +301,9 @@ class EmailSettingView(MasterView):
 def defaults(config, **kwargs):
     base = globals()
 
-    EmailSettingView = kwargs.get("EmailSettingView", base["EmailSettingView"])
+    EmailSettingView = kwargs.get(  # pylint: disable=invalid-name
+        "EmailSettingView", base["EmailSettingView"]
+    )
     EmailSettingView.defaults(config)
 
 

src/wuttaweb/views/master.py

@@ -34,11 +34,11 @@ from sqlalchemy import orm
 from pyramid.renderers import render_to_response
 from webhelpers2.html import HTML
 
-from wuttaweb.views import View
+from wuttjamaican.util import get_class_hierarchy
+from wuttaweb.views.base import View
 from wuttaweb.util import get_form_data, render_csrf_token
 from wuttaweb.db import Session
 from wuttaweb.progress import SessionProgress
-from wuttjamaican.util import get_class_hierarchy
 
 
 log = logging.getLogger(__name__)
@@ -826,7 +826,7 @@ class MasterView(View):
         try:
             self.delete_bulk_action(records, progress=progress)
 
-        except Exception as error:
+        except Exception as error:  # pylint: disable=broad-exception-caught
             session.rollback()
             log.warning(
                 "failed to delete %s results for %s",
@@ -1128,7 +1128,7 @@ class MasterView(View):
         try:
             self.execute_instance(obj, user, progress=progress)
 
-        except Exception as error:
+        except Exception as error:  # pylint: disable=broad-exception-caught
             session.rollback()
             log.warning("%s failed to execute: %s", model_title, obj, exc_info=True)
             if progress:
@@ -1651,7 +1651,7 @@ class MasterView(View):
            button act like a link.  This will yield something like:
            ``<b-button tag="a" href="{url}">``
 
-        :param \**kwargs: All remaining kwargs are passed to the
+        :param \\**kwargs: All remaining kwargs are passed to the
            underlying ``HTML.tag()`` call, so will be rendered as
            attributes on the button tag.
 
@@ -2260,7 +2260,7 @@ class MasterView(View):
 
         :param obj: Model instance object.
 
-        :param \**kwargs: Additional kwargs to be passed to
+        :param \\**kwargs: Additional kwargs to be passed to
            ``request.route_url()``, if needed.
         """
         kw = self.get_action_route_kwargs(obj)

src/wuttaweb/views/people.py

@@ -210,7 +210,9 @@ class PersonView(MasterView):
 def defaults(config, **kwargs):
     base = globals()
 
-    PersonView = kwargs.get("PersonView", base["PersonView"])
+    PersonView = kwargs.get(  # pylint: disable=invalid-name
+        "PersonView", base["PersonView"]
+    )
     PersonView.defaults(config)
 
 

src/wuttaweb/views/reports.py

@@ -264,7 +264,9 @@ class ReportView(MasterView):
 def defaults(config, **kwargs):
     base = globals()
 
-    ReportView = kwargs.get("ReportView", base["ReportView"])
+    ReportView = kwargs.get(  # pylint: disable=invalid-name
+        "ReportView", base["ReportView"]
+    )
     ReportView.defaults(config)
 
 

src/wuttaweb/views/roles.py

@@ -374,10 +374,12 @@ class PermissionView(MasterView):
 def defaults(config, **kwargs):
     base = globals()
 
-    RoleView = kwargs.get("RoleView", base["RoleView"])
+    RoleView = kwargs.get("RoleView", base["RoleView"])  # pylint: disable=invalid-name
     RoleView.defaults(config)
 
-    PermissionView = kwargs.get("PermissionView", base["PermissionView"])
+    PermissionView = kwargs.get(  # pylint: disable=invalid-name
+        "PermissionView", base["PermissionView"]
+    )
     PermissionView.defaults(config)
 
 

src/wuttaweb/views/settings.py

@@ -278,10 +278,14 @@ class SettingView(MasterView):
 def defaults(config, **kwargs):
     base = globals()
 
-    AppInfoView = kwargs.get("AppInfoView", base["AppInfoView"])
+    AppInfoView = kwargs.get(  # pylint: disable=invalid-name
+        "AppInfoView", base["AppInfoView"]
+    )
     AppInfoView.defaults(config)
 
-    SettingView = kwargs.get("SettingView", base["SettingView"])
+    SettingView = kwargs.get(  # pylint: disable=invalid-name
+        "SettingView", base["SettingView"]
+    )
     SettingView.defaults(config)
 
 

src/wuttaweb/views/upgrades.py

@@ -86,7 +86,7 @@ class UpgradeView(MasterView):
 
         # created_by
         g.set_link("created_by")
-        Creator = orm.aliased(model.User)
+        Creator = orm.aliased(model.User)  # pylint: disable=invalid-name
         g.set_joiner(
             "created_by",
             lambda q: q.join(Creator, Creator.uuid == model.Upgrade.created_by_uuid),
@@ -101,7 +101,7 @@ class UpgradeView(MasterView):
 
         # executed_by
         g.set_link("executed_by")
-        Executor = orm.aliased(model.User)
+        Executor = orm.aliased(model.User)  # pylint: disable=invalid-name
         g.set_joiner(
             "executed_by",
             lambda q: q.outerjoin(
@@ -378,7 +378,9 @@ class UpgradeView(MasterView):
 def defaults(config, **kwargs):
     base = globals()
 
-    UpgradeView = kwargs.get("UpgradeView", base["UpgradeView"])
+    UpgradeView = kwargs.get(  # pylint: disable=invalid-name
+        "UpgradeView", base["UpgradeView"]
+    )
     UpgradeView.defaults(config)
 
 

src/wuttaweb/views/users.py

@@ -418,7 +418,7 @@ class UserView(MasterView):
 def defaults(config, **kwargs):
     base = globals()
 
-    UserView = kwargs.get("UserView", base["UserView"])
+    UserView = kwargs.get("UserView", base["UserView"])  # pylint: disable=invalid-name
     UserView.defaults(config)