diff --git a/.flake8 b/.flake8
index 99c6e425717..03013aa973a 100644
--- a/.flake8
+++ b/.flake8
@@ -25,7 +25,7 @@ per-file-ignores =
     gui/wxpython/image2target/g.gui.image2target.py: E501
     gui/wxpython/photo2image/g.gui.photo2image.py: E501
     gui/wxpython/psmap/*: E501
-    gui/wxpython/vdigit/*: E722, F405, F403
+    gui/wxpython/vdigit/*: F405, F403
     gui/wxpython/animation/g.gui.animation.py: E501
     gui/wxpython/tplot/g.gui.tplot.py: E501
     gui/wxpython/iclass/g.gui.iclass.py: E501
diff --git a/gui/wxpython/vdigit/wxdigit.py b/gui/wxpython/vdigit/wxdigit.py
index b4b7b0dfd7b..862b747481b 100644
--- a/gui/wxpython/vdigit/wxdigit.py
+++ b/gui/wxpython/vdigit/wxdigit.py
@@ -26,22 +26,156 @@
 @author Martin Landa <landa.martin gmail.com>
 """
 
-import grass.script.core as grass
-
-from grass.pydispatch.signal import Signal
+import os
+import sys
+from ctypes import byref, c_double, c_int, create_string_buffer, pointer
 
-from core.gcmd import GError
+import grass.script.core as grass
 from core.debug import Debug
+from core.gcmd import GError
 from core.settings import UserSettings
+from grass.lib.dbmi import (
+    DB_C_TYPE_STRING,
+    DB_NEXT,
+    DB_OK,
+    DB_SEQUENTIAL,
+    db_append_string,
+    db_close_database_shutdown_driver,
+    db_convert_column_value_to_string,
+    db_execute_immediate,
+    db_fetch,
+    db_get_column_name,
+    db_get_column_sqltype,
+    db_get_column_value,
+    db_get_cursor_table,
+    db_get_string,
+    db_get_table_column,
+    db_get_table_number_of_columns,
+    db_init_handle,
+    db_init_string,
+    db_open_database,
+    db_open_select_cursor,
+    db_set_handle,
+    db_set_string,
+    db_shutdown_driver,
+    db_sqltype_to_Ctype,
+    db_start_driver,
+    db_test_value_isnull,
+    dbCursor,
+    dbHandle,
+    dbString,
+)
+from grass.lib.gis import (
+    GMAPSET_MAX,
+    GNAME_MAX,
+    G_find_vector2,
+    G_free,
+    G_name_is_fully_qualified,
+)
+from grass.lib.vector import (
+    GV_AREA,
+    GV_BOUNDARY,
+    GV_CENTROID,
+    GV_LINE,
+    GV_LINES,
+    GV_POINT,
+    GV_POINTS,
+    GV_TOPO_PSEUDO,
+    WITHOUT_Z,
+    Map_info,
+    Vect_append_point,
+    Vect_area_alive,
+    Vect_area_perimeter,
+    Vect_break_lines_list,
+    Vect_cat_set,
+    Vect_cidx_get_cat_by_index,
+    Vect_cidx_get_field_number,
+    Vect_cidx_get_num_cats_by_index,
+    Vect_cidx_get_num_fields,
+    Vect_close,
+    Vect_delete_line,
+    Vect_destroy_boxlist,
+    Vect_destroy_cats_struct,
+    Vect_destroy_line_struct,
+    Vect_destroy_list,
+    Vect_field_cat_del,
+    Vect_get_area_area,
+    Vect_get_area_boundaries,
+    Vect_get_area_centroid,
+    Vect_get_area_points,
+    Vect_get_centroid_area,
+    Vect_get_dblink,
+    Vect_get_field,
+    Vect_get_finfo_geometry_type,
+    Vect_get_finfo_topology_info,
+    Vect_get_line_areas,
+    Vect_get_line_box,
+    Vect_get_line_type,
+    Vect_get_mapset,
+    Vect_get_name,
+    Vect_get_num_dblinks,
+    Vect_get_num_lines,
+    Vect_get_num_updated_lines,
+    Vect_get_point_in_area,
+    Vect_get_updated_line,
+    Vect_get_updated_line_offset,
+    Vect_is_3d,
+    Vect_line_alive,
+    Vect_line_check_intersection,
+    Vect_line_length,
+    Vect_list_append,
+    Vect_new_boxlist,
+    Vect_new_cats_struct,
+    Vect_new_line_struct,
+    Vect_new_list,
+    Vect_open_old,
+    Vect_points_distance,
+    Vect_read_line,
+    Vect_reset_cats,
+    Vect_reset_line,
+    Vect_reset_updated,
+    Vect_restore_line,
+    Vect_rewrite_line,
+    Vect_select_lines_by_box,
+    Vect_select_lines_by_polygon,
+    Vect_set_updated,
+    Vect_snap_lines_list,
+    Vect_write_line,
+    bound_box,
+)
+from grass.lib.vedit import (
+    NO_SNAP,
+    SNAP,
+    SNAPVERTEX,
+    Vedit_add_vertex,
+    Vedit_bulk_labeling,
+    Vedit_chtype_lines,
+    Vedit_connect_lines,
+    Vedit_copy_lines,
+    Vedit_delete_area_centroid,
+    Vedit_delete_lines,
+    Vedit_flip_lines,
+    Vedit_merge_lines,
+    Vedit_move_lines,
+    Vedit_move_vertex,
+    Vedit_remove_vertex,
+    Vedit_select_by_query,
+    Vedit_snap_line,
+    Vedit_split_lines,
+)
+from grass.pydispatch.signal import Signal
 from vdigit.wxdisplay import DisplayDriver, GetLastError
 
-try:
-    from grass.lib.gis import *
-    from grass.lib.vector import *
-    from grass.lib.vedit import *
-    from grass.lib.dbmi import *
-except (ImportError, OSError, TypeError) as e:
-    print("wxdigit.py: {}".format(e), file=sys.stderr)
+# Define missing constants
+QUERY_UNKNOWN = 0
+QUERY_LENGTH = 1
+QUERY_DANGLE = 2
+
+none = None  # Python's None for C compatibility
+ret = 0  # Initialize return value
+line = Vect_new_line_struct()  # Create new line structure
+changeset = []  # Initialize changeset list
+new_bboxs = []  # Initialize new bboxes list
 
 
 class VDigitError:
@@ -1943,7 +2077,7 @@ def _addFeature(self, ftype, coords, layer, cat, snap, threshold):
                     )
                     if newc < 0:
                         self._error.WriteLine()
-                        return len(fids, fids)
+                        return len(fids), fids
                     fids.append(newc)
 
             Vect_destroy_line_struct(bpoints)