types.Range()

src/tools/types.py

@@ -59,3 +59,32 @@ class List(list):
                 this_window.append(self[i * size + j])
 
             yield this_window
+
+
+class Range:
+    def __init__(self, start: int, end: int) -> None:
+        self.start = start
+        self.end = end
+
+    def overlaps(self, other: Range) -> bool:
+        return other.start <= self.start <= other.end or other.start <= self.end <= other.end or (other.start <= self.start and other.end >= self.end) or (self.start <= other.start and self.end >= other.end)
+
+    def merge(self, other: Range) -> Range:
+        if not self.overlaps(other):
+            raise ValueError("Ranges do not overlap")
+
+        return Range(min(self.start, other.start), max(self.end, other.end))
+
+    def __contains__(self, item: int) -> bool:
+        return self.start <= item <= self.end
+
+    def __len__(self) -> int:
+        return self.end - self.start + 1
+
+    def __iter__(self) -> Iterable[int]:
+        for x in range(self.start, self.end + 1):
+            yield x
+
+    def __reversed__(self) -> Iterable[int]:
+        for x in range(self.end, self.start - 1, -1):
+            yield x