def mapInternal(self, cls, algorithm):
"""Maps an algorithm over a collection.
Args:
cls: The collection elements' type (class).
algorithm: The operation to map over the images or features of the
collection, a Python function that receives an image or features and
returns one. The function is called only once and the result is
captured as a description, so it cannot perform imperative operations
or rely on external state.
Returns:
The mapped collection.
Raises:
ee_exception.EEException: if algorithm is not a function.
"""
if not callable(algorithm):
raise ee_exception.EEException(
'Can\'t map non-callable object: %s' % algorithm)
signature = {
'name': '',
'returns': 'Object',
'args': [{
'name': None,
'type': ee_types.classToName(cls)
}]
}
return self._cast(apifunction.ApiFunction.apply_('Collection.map', {
'collection': self,
'baseAlgorithm': customfunction.CustomFunction(signature, algorithm)
}))
def mapInternal(self, cls, algorithm):
"""Maps an algorithm over a collection.
Args:
cls: The collection elements' type (class).
algorithm: The operation to map over the images or features of the
collection, a Python function that receives an image or features and
returns one. The function is called only once and the result is
captured as a description, so it cannot perform imperative operations
or rely on external state.
Returns:
The mapped collection.
Raises:
ee_exception.EEException: if algorithm is not a function.
"""
if not callable(algorithm):
raise ee_exception.EEException(
'Can\'t map non-callable object: %s' % algorithm)
signature = {
'name': '',
'returns': 'Object',
'args': [{
'name': None,
'type': ee_types.classToName(cls)
}]
}
return self._cast(apifunction.ApiFunction.apply_('Collection.map', {
'collection': self,
'baseAlgorithm': customfunction.CustomFunction(signature, algorithm)
}))
def StringifyType(t):
return t if isinstance(t, basestring) else ee_types.classToName(t)
def StringifyType(t): return t if isinstance(t, basestring) else ee_types.classToName(t)
