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authorMuriithi Frederick Muriuki2021-07-22 11:43:39 +0300
committerMuriithi Frederick Muriuki2021-07-22 12:05:43 +0300
commit830b4b1f36d46b230544175169262b03526720c1 (patch)
tree7c7c2d1c0a31d418c19b44a330d483c0b8d6c4af /gn3/computations
parenta5d4868c6d2f38d3e6fd0409e08413c3569ce356 (diff)
downloadgenenetwork3-830b4b1f36d46b230544175169262b03526720c1.tar.gz
Implement check for lists or tuples
Issue: https://github.com/genenetwork/gn-gemtext-threads/blob/main/topics/gn1-migration-to-gn2/clustering.gmi * Implement the code to pass the check that a list of lists is passed to the `nearest' function.
Diffstat (limited to 'gn3/computations')
-rw-r--r--gn3/computations/slink.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/gn3/computations/slink.py b/gn3/computations/slink.py
index bec8597..d6f6028 100644
--- a/gn3/computations/slink.py
+++ b/gn3/computations/slink.py
@@ -4,5 +4,14 @@ class LengthError(BaseException):
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 nearest(lists, i, j):
+ raise_valueerror_if_data_is_not_lists_or_tuples(lists)
return None