min and max in the same function

tools/tools.py

@@ -27,6 +27,24 @@ def compare(a: Any, b: Any) -> int:
     return bool(a > b) - bool(a < b)
 
 
+def minmax(*arr: tuple) -> (Any, Any):
+    """return the min and max value of an array (or arbitrary amount of arguments)"""
+    if len(arr) == 1:
+        if isinstance(arr[0], list):
+            arr = arr[0]
+        else:
+            return arr[0], arr[0]
+
+    arr = set(arr)
+    smallest = min(arr)
+    biggest = max(arr)
+    if smallest == biggest:
+        arr.remove(smallest)
+        biggest = max(arr)
+
+    return smallest, biggest
+
+
 def human_readable_time_from_delta(delta: datetime.timedelta) -> str:
     time_str = ""
     if delta.days > 0: