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Backport PR #30657 on branch v3.10.x (Fix AttributeError: module 'gi' has no attribute 'require_version') #30675

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Merged
timhoffm merged 1 commit into from
Oct 23, 2025
Merged

Backport PR #30657 on branch v3.10.x (Fix AttributeError: module 'gi' has no attribute 'require_version') #30675

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4 changes: 2 additions & 2 deletions lib/matplotlib/backends/backend_gtk3.py
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Original file line number Diff line number Diff line change
Expand Up @@ -10,14 +10,14 @@
CloseEvent, KeyEvent, LocationEvent, MouseEvent, ResizeEvent)

try:
import gi
from gi import require_version as gi_require_version
except ImportError as err:
raise ImportError("The GTK3 backends require PyGObject") from err

try:
# :raises ValueError: If module/version is already loaded, already
# required, or unavailable.
gi.require_version("Gtk", "3.0")
gi_require_version("Gtk", "3.0")
except ValueError as e:
# in this case we want to re-raise as ImportError so the
# auto-backend selection logic correctly skips.
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5 changes: 3 additions & 2 deletions lib/matplotlib/backends/backend_gtk4.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,19 +9,20 @@
KeyEvent, LocationEvent, MouseEvent, ResizeEvent, CloseEvent)

try:
import gi
from gi import require_version as gi_require_version
except ImportError as err:
raise ImportError("The GTK4 backends require PyGObject") from err

try:
# :raises ValueError: If module/version is already loaded, already
# required, or unavailable.
gi.require_version("Gtk", "4.0")
gi_require_version("Gtk", "4.0")
except ValueError as e:
# in this case we want to re-raise as ImportError so the
# auto-backend selection logic correctly skips.
raise ImportError(e) from e

import gi
from gi.repository import Gio, GLib, Gtk, Gdk, GdkPixbuf
from . import _backend_gtk
from ._backend_gtk import ( # noqa: F401 # pylint: disable=W0611
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