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venv/Lib/site-packages/django/contrib/gis/geos/prepared.py

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+from .base import GEOSBase
+from .prototypes import prepared as capi
+
+
+class PreparedGeometry(GEOSBase):
+    """
+    A geometry that is prepared for performing certain operations.
+    At the moment this includes the contains covers, and intersects
+    operations.
+    """
+    ptr_type = capi.PREPGEOM_PTR
+    destructor = capi.prepared_destroy
+
+    def __init__(self, geom):
+        # Keeping a reference to the original geometry object to prevent it
+        # from being garbage collected which could then crash the prepared one
+        # See #21662
+        self._base_geom = geom
+        from .geometry import GEOSGeometry
+        if not isinstance(geom, GEOSGeometry):
+            raise TypeError
+        self.ptr = capi.geos_prepare(geom.ptr)
+
+    def contains(self, other):
+        return capi.prepared_contains(self.ptr, other.ptr)
+
+    def contains_properly(self, other):
+        return capi.prepared_contains_properly(self.ptr, other.ptr)
+
+    def covers(self, other):
+        return capi.prepared_covers(self.ptr, other.ptr)
+
+    def intersects(self, other):
+        return capi.prepared_intersects(self.ptr, other.ptr)
+
+    def crosses(self, other):
+        return capi.prepared_crosses(self.ptr, other.ptr)
+
+    def disjoint(self, other):
+        return capi.prepared_disjoint(self.ptr, other.ptr)
+
+    def overlaps(self, other):
+        return capi.prepared_overlaps(self.ptr, other.ptr)
+
+    def touches(self, other):
+        return capi.prepared_touches(self.ptr, other.ptr)
+
+    def within(self, other):
+        return capi.prepared_within(self.ptr, other.ptr)