def calculate_bounds(self):
"""
Calculate the time_range, bbox, and size of this collection.
Will scan all data.
Ensures that .size, .bbox and .time_range return non-null.
If the collection already knows its bbox; time_range; and/or size,
they are recomputed.
"""
single_point_collection = PointCollection(elements=list(AsaList.flatten(self)))
single_point_collection.calculate_bounds()
self.bbox = single_point_collection.bbox
self.time_range = single_point_collection.time_range
self.depth_range = single_point_collection.depth_range
self._point_size = single_point_collection.size
self.size = len(self._elements)
def flatten(self):
"""
Returns a Generator of Points that are part of this collection
"""
return AsaList.flatten(self)