# Tai Sakuma <tai.sakuma@gmail.com>
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import numpy as np
import copy
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[docs]class Scan(object):
[docs] def __init__(self, val = None, weight = 1, contents = None):
if contents is not None:
self.contents = contents
return
if val is None:
self.contents = [ ]
return
self.contents = [val]
def __add__(self, other):
contents = self.contents + other.contents
return self.__class__(contents = contents)
def __radd__(self, other):
# is called with other = 0 when e.g. sum([obj1, obj2])
if other == 0:
return self.__class__() + self
raise TypeError('unsupported: {!r} + {!r}'.format(other, self))
def __repr__(self):
return '{}(contents = {})'.format(self.__class__.__name__, self.contents)
def __eq__(self, other):
return self.contents == other.contents
def __copy__(self):
contents = list(self.contents)
return self.__class__(contents = contents)
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