Dec 31, 2024 · Dec 31, 2024 · Jan 9, 2025
diff --git a/lib/matplotlib/path.py b/lib/matplotlib/path.py

 import copy
 from functools import lru_cache
 import sys
 from weakref import WeakValueDictionary

 import numpy as np
        readonly, even if the source `Path` is.
        """
        # Deepcopying arrays (vertices, codes) strips the writeable=False flag.
        p = copy.deepcopy(super(), memo)
        if sys.version_info >= (3, 14):
            from copy import _reconstruct, _keep_alive
            rv = super().__reduce_ex__(4)
            assert memo is not None
            p = _reconstruct(self, memo, *rv)
            if memo is not None:
                memo[id(self)] = p
                _keep_alive(self, memo)

        else:
            p = copy.deepcopy(super(), memo)
        p._readonly = False
        return p

    deepcopy = __deepcopy__
    def deepcopy(self, memo=None):
        """
        Return a deep copy of the `Path`, with copies of the
        vertices and codes with the source `Path`.
        """
        return copy.deepcopy(self, memo=memo)

    @classmethod
    def make_compound_path_from_polys(cls, XY):
diff --git a/lib/matplotlib/transforms.py b/lib/matplotlib/transforms.py
 import copy
 import functools
 import itertools
 import sys
 import textwrap
 import weakref
 import math
            for k, v in self._parents.items() if v is not None}

    def __copy__(self):
        other = copy.copy(super())
        if sys.version_info >= (3, 14):
            from copy import _reconstruct
            rv = super().__reduce_ex__(4)
            other = _reconstruct(self, None, *rv)
        else:
            other = copy.copy(super())
        # If `c = a + b; a1 = copy(a)`, then modifications to `a1` do not
        # propagate back to `c`, i.e. we need to clear the parents of `a1`.
        other._parents = {}
Original file line number	Diff line number	Diff line change
Expand Up		@@ -11,6 +11,7 @@

		import copy
		from functools import lru_cache
		import sys
		from weakref import WeakValueDictionary

		import numpy as np
Expand DownExpand Up		@@ -281,11 +282,26 @@
		readonly, even if the source `Path` is.
		"""
		# Deepcopying arrays (vertices, codes) strips the writeable=False flag.
		p = copy.deepcopy(super(), memo)
		if sys.version_info >= (3, 14):
		from copy import _reconstruct, _keep_alive
		rv = super().__reduce_ex__(4)
		assert memo is not None
		p = _reconstruct(self, memo, *rv)
Check warning on line 289 in lib/matplotlib/path.py View check run for this annotation Codecov/ codecov/patch lib/matplotlib/path.py#L286-L289 `Added lines #L286 - L289 were not covered by tests`
		if memo is not None:
		memo[id(self)] = p
		_keep_alive(self, memo)
Check warning on line 292 in lib/matplotlib/path.py View check run for this annotation Codecov/ codecov/patch lib/matplotlib/path.py#L291-L292 `Added lines #L291 - L292 were not covered by tests`

		else:
		p = copy.deepcopy(super(), memo)
		p._readonly = False
		return p

		deepcopy = __deepcopy__
		def deepcopy(self, memo=None):
		"""
		Return a deep copy of the `Path`, with copies of the
		vertices and codes with the source `Path`.
		"""
		return copy.deepcopy(self, memo=memo)

		@classmethod
		def make_compound_path_from_polys(cls, XY):
Expand Down
Original file line number	Diff line number	Diff line change
Expand Up		@@ -38,6 +38,7 @@
		import copy
		import functools
		import itertools
		import sys
		import textwrap
		import weakref
		import math
Expand DownExpand Up		@@ -140,7 +141,12 @@
		for k, v in self._parents.items() if v is not None}

		def __copy__(self):
		other = copy.copy(super())
		if sys.version_info >= (3, 14):
		from copy import _reconstruct
		rv = super().__reduce_ex__(4)
		other = _reconstruct(self, None, *rv)
Check warning on line 147 in lib/matplotlib/transforms.py View check run for this annotation Codecov/ codecov/patch lib/matplotlib/transforms.py#L145-L147 `Added lines #L145 - L147 were not covered by tests`
		else:
		other = copy.copy(super())
		# If `c = a + b; a1 = copy(a)`, then modifications to `a1` do not
		# propagate back to `c`, i.e. we need to clear the parents of `a1`.
		other._parents = {}
Expand Down