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Format files with black

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- Format all files with black
- Update tox.ini flake8 arguments to be compatible
- Add black to requirements-extra.txt
- Reduce ignored flake8 rules and fix a few violations
This commit is contained in:
Andrew Senetar
2019-12-31 20:16:27 -06:00
parent 359d6498f7
commit 7ba8aa3514
141 changed files with 5241 additions and 3648 deletions
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157
hscommon/gui/column.py
View File

@@ -1,21 +1,23 @@
# Created By: Virgil Dupras
# Created On: 2010-07-25
# Copyright 2015 Hardcoded Software (http://www.hardcoded.net)
#
# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
#
# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
# http://www.gnu.org/licenses/gpl-3.0.html
import copy
from .base import GUIObject
class Column:
"""Holds column attributes such as its name, width, visibility, etc.
These attributes are then used to correctly configure the column on the "view" side.
"""
def __init__(self, name, display='', visible=True, optional=False):
def __init__(self, name, display="", visible=True, optional=False):
#: "programmatical" (not for display) name. Used as a reference in a couple of place, such
#: as :meth:`Columns.column_by_name`.
self.name = name
@@ -39,52 +41,57 @@ class Column:
self.default_visible = visible
#: Whether the column can have :attr:`visible` set to false.
self.optional = optional
class ColumnsView:
"""Expected interface for :class:`Columns`'s view.
*Not actually used in the code. For documentation purposes only.*
Our view, the columns controller of a table or outline, is expected to properly respond to
callbacks.
"""
def restore_columns(self):
"""Update all columns according to the model.
When this is called, our view has to update the columns title, order and visibility of all
columns.
"""
def set_column_visible(self, colname, visible):
"""Update visibility of column ``colname``.
Called when the user toggles the visibility of a column, we must update the column
``colname``'s visibility status to ``visible``.
"""
class PrefAccessInterface:
"""Expected interface for :class:`Columns`'s prefaccess.
*Not actually used in the code. For documentation purposes only.*
"""
def get_default(self, key, fallback_value):
"""Retrieve the value for ``key`` in the currently running app's preference store.
If the key doesn't exist, return ``fallback_value``.
"""
def set_default(self, key, value):
"""Set the value ``value`` for ``key`` in the currently running app's preference store.
"""
class Columns(GUIObject):
"""Cross-toolkit GUI-enabled column set for tables or outlines.
Manages a column set's order, visibility and width. We also manage the persistence of these
attributes so that we can restore them on the next run.
Subclasses :class:`.GUIObject`. Expected view: :class:`ColumnsView`.
:param table: The table the columns belong to. It's from there that we retrieve our column
configuration and it must have a ``COLUMNS`` attribute which is a list of
:class:`Column`. We also call :meth:`~.GUITable.save_edits` on it from time to
@@ -97,6 +104,7 @@ class Columns(GUIObject):
a prefix. Preferences are saved under more than one name, but they will all
have that same prefix.
"""
def __init__(self, table, prefaccess=None, savename=None):
GUIObject.__init__(self)
self.table = table
@@ -108,84 +116,88 @@ class Columns(GUIObject):
column.logical_index = i
column.ordered_index = i
self.coldata = {col.name: col for col in self.column_list}
#--- Private
# --- Private
def _get_colname_attr(self, colname, attrname, default):
try:
return getattr(self.coldata[colname], attrname)
except KeyError:
return default
def _set_colname_attr(self, colname, attrname, value):
try:
col = self.coldata[colname]
setattr(col, attrname, value)
except KeyError:
pass
def _optional_columns(self):
return [c for c in self.column_list if c.optional]
#--- Override
# --- Override
def _view_updated(self):
self.restore_columns()
#--- Public
# --- Public
def column_by_index(self, index):
"""Return the :class:`Column` having the :attr:`~Column.logical_index` ``index``.
"""
return self.column_list[index]
def column_by_name(self, name):
"""Return the :class:`Column` having the :attr:`~Column.name` ``name``.
"""
return self.coldata[name]
def columns_count(self):
"""Returns the number of columns in our set.
"""
return len(self.column_list)
def column_display(self, colname):
"""Returns display name for column named ``colname``, or ``''`` if there's none.
"""
return self._get_colname_attr(colname, 'display', '')
return self._get_colname_attr(colname, "display", "")
def column_is_visible(self, colname):
"""Returns visibility for column named ``colname``, or ``True`` if there's none.
"""
return self._get_colname_attr(colname, 'visible', True)
return self._get_colname_attr(colname, "visible", True)
def column_width(self, colname):
"""Returns width for column named ``colname``, or ``0`` if there's none.
"""
return self._get_colname_attr(colname, 'width', 0)
return self._get_colname_attr(colname, "width", 0)
def columns_to_right(self, colname):
"""Returns the list of all columns to the right of ``colname``.
"right" meaning "having a higher :attr:`Column.ordered_index`" in our left-to-right
civilization.
"""
column = self.coldata[colname]
index = column.ordered_index
return [col.name for col in self.column_list if (col.visible and col.ordered_index > index)]
return [
col.name
for col in self.column_list
if (col.visible and col.ordered_index > index)
]
def menu_items(self):
"""Returns a list of items convenient for quick visibility menu generation.
Returns a list of ``(display_name, is_marked)`` items for each optional column in the
current view (``is_marked`` means that it's visible).
You can use this to generate a menu to let the user toggle the visibility of an optional
column. That is why we only show optional column, because the visibility of mandatory
columns can't be toggled.
"""
return [(c.display, c.visible) for c in self._optional_columns()]
def move_column(self, colname, index):
"""Moves column ``colname`` to ``index``.
The column will be placed just in front of the column currently having that index, or to the
end of the list if there's none.
"""
@@ -193,7 +205,7 @@ class Columns(GUIObject):
colnames.remove(colname)
colnames.insert(index, colname)
self.set_column_order(colnames)
def reset_to_defaults(self):
"""Reset all columns' width and visibility to their default values.
"""
@@ -202,12 +214,12 @@ class Columns(GUIObject):
col.visible = col.default_visible
col.width = col.default_width
self.view.restore_columns()
def resize_column(self, colname, newwidth):
"""Set column ``colname``'s width to ``newwidth``.
"""
self._set_colname_attr(colname, 'width', newwidth)
self._set_colname_attr(colname, "width", newwidth)
def restore_columns(self):
"""Restore's column persistent attributes from the last :meth:`save_columns`.
"""
@@ -218,72 +230,73 @@ class Columns(GUIObject):
self.view.restore_columns()
return
for col in self.column_list:
pref_name = '{}.Columns.{}'.format(self.savename, col.name)
pref_name = "{}.Columns.{}".format(self.savename, col.name)
coldata = self.prefaccess.get_default(pref_name, fallback_value={})
if 'index' in coldata:
col.ordered_index = coldata['index']
if 'width' in coldata:
col.width = coldata['width']
if col.optional and 'visible' in coldata:
col.visible = coldata['visible']
if "index" in coldata:
col.ordered_index = coldata["index"]
if "width" in coldata:
col.width = coldata["width"]
if col.optional and "visible" in coldata:
col.visible = coldata["visible"]
self.view.restore_columns()
def save_columns(self):
"""Save column attributes in persistent storage for restoration in :meth:`restore_columns`.
"""
if not (self.prefaccess and self.savename and self.coldata):
return
for col in self.column_list:
pref_name = '{}.Columns.{}'.format(self.savename, col.name)
coldata = {'index': col.ordered_index, 'width': col.width}
pref_name = "{}.Columns.{}".format(self.savename, col.name)
coldata = {"index": col.ordered_index, "width": col.width}
if col.optional:
coldata['visible'] = col.visible
coldata["visible"] = col.visible
self.prefaccess.set_default(pref_name, coldata)
def set_column_order(self, colnames):
"""Change the columns order so it matches the order in ``colnames``.
:param colnames: A list of column names in the desired order.
"""
colnames = (name for name in colnames if name in self.coldata)
for i, colname in enumerate(colnames):
col = self.coldata[colname]
col.ordered_index = i
def set_column_visible(self, colname, visible):
"""Set the visibility of column ``colname``.
"""
self.table.save_edits() # the table on the GUI side will stop editing when the columns change
self._set_colname_attr(colname, 'visible', visible)
self.table.save_edits() # the table on the GUI side will stop editing when the columns change
self._set_colname_attr(colname, "visible", visible)
self.view.set_column_visible(colname, visible)
def set_default_width(self, colname, width):
"""Set the default width or column ``colname``.
"""
self._set_colname_attr(colname, 'default_width', width)
self._set_colname_attr(colname, "default_width", width)
def toggle_menu_item(self, index):
"""Toggles the visibility of an optional column.
You know, that optional column menu you've generated in :meth:`menu_items`? Well, ``index``
is the index of them menu item in *that* menu that the user has clicked on to toggle it.
Returns whether the column in question ends up being visible or not.
"""
col = self._optional_columns()[index]
self.set_column_visible(col.name, not col.visible)
return col.visible
#--- Properties
# --- Properties
@property
def ordered_columns(self):
"""List of :class:`Column` in visible order.
"""
return [col for col in sorted(self.column_list, key=lambda col: col.ordered_index)]
return [
col for col in sorted(self.column_list, key=lambda col: col.ordered_index)
]
@property
def colnames(self):
"""List of column names in visible order.
"""
return [col.name for col in self.ordered_columns]