1 files changed, 28 insertions, 0 deletions
diff --git a/challenge-280/roger-bell-west/python/ch-2.py b/challenge-280/roger-bell-west/python/ch-2.py
new file mode 100755
index 0000000000..c03eba6bab
--- /dev/null
+++ b/challenge-280/roger-bell-west/python/ch-2.py
@@ -0,0 +1,28 @@
+#! /usr/bin/python3
+
+def countasterisks(a):
+  out = 0
+  active = True
+  for c in a:
+    match c:
+      case '|':
+        active = not active
+      case '*':
+        if active:
+          out += 1
+  return out
+
+import unittest
+
+class TestCountasterisks(unittest.TestCase):
+
+  def test_ex1(self):
+    self.assertEqual(countasterisks("p|*e*rl|w**e|*ekly|"), 2, 'example 1')
+
+  def test_ex2(self):
+    self.assertEqual(countasterisks("perl"), 0, 'example 2')
+
+  def test_ex3(self):
+    self.assertEqual(countasterisks("th|ewe|e**|k|l***ych|alleng|e"), 5, 'example 3')
+
+unittest.main()