Bug fix: Add None checks for the boundary values. (#832)

Its bugging me that CI workflow is failing because of a test for this function. This bug fix should bring green ticks back again. ;)

Author: aalekhpatel07

algorithms/arrays/limit.py

@@ -14,4 +14,12 @@
 
 # tl:dr -- array slicing by value
 def limit(arr, min_lim=None, max_lim=None):
+    if len(arr) == 0:
+        return arr
+
+    if min_lim is None:
+        min_lim = min(arr)
+    if max_lim is None:
+        max_lim = max(arr)
+
     return list(filter(lambda x: (min_lim <= x <= max_lim), arr))