26 lines
626 B
Python
26 lines
626 B
Python
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"""
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Support for GEOS spatial predicates
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"""
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from shapely.geos import PredicateError
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from shapely.topology import Delegating
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class BinaryPredicate(Delegating):
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def __call__(self, this, other, *args):
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self._validate(this)
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self._validate(other, stop_prepared=True)
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try:
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return self.fn(this._geom, other._geom, *args)
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except PredicateError as err:
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# Dig deeper into causes of errors.
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self._check_topology(err, this, other)
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class UnaryPredicate(Delegating):
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def __call__(self, this):
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self._validate(this)
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return self.fn(this._geom)
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