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class LengthError(BaseException):
pass
class MirrorError(BaseException):
pass
def raise_valueerror_if_data_is_not_lists_or_tuples(lists):
"""Check that `lists` is a list of lists: If not, raise an exception."""
def is_list_or_tuple(item):
return type(item) == type([]) or type(item) == type(tuple)
if (not is_list_or_tuple(lists)) or (not all(map(is_list_or_tuple, lists))):
raise ValueError("Expected list or tuple")
def raise_valueerror_if_lists_empty(lists):
"""Check that the list and its direct children are not empty."""
def empty(lst):
return len(lst) == 0
if (empty(lists)) or not all(map(lambda x: not empty(x), lists)):
raise ValueError("List/Tuple should NOT be empty!")
def raise_lengtherror_if_child_lists_are_not_same_as_parent(lists):
def len_is_same_as_parent(lst):
return len(lst) == len(lists)
if not all(map(len_is_same_as_parent, lists)):
raise LengthError("All children lists should be same length as the parent.")
def nearest(lists, i, j):
"""Computes some form of distance.
This is 'copied' over from genenetwork1, from https://github.com/genenetwork/genenetwork1/blob/master/web/webqtl/heatmap/slink.py#L42-L64.
This description should be updated once the form/type of 'distance' identified."""
#### Guard Functions: Should we do this a different way? ####
raise_valueerror_if_data_is_not_lists_or_tuples(lists)
raise_valueerror_if_lists_empty(lists)
raise_lengtherror_if_child_lists_are_not_same_as_parent(lists)
#### END: Guard Functions ####
return None
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