feat: implement data generation

lomakinae/docs/data/01/src/generator.py

@@ -0,0 +1,27 @@
+import random
+
+
+def generate_records(n):
+    records = [(f"User_{i:05d}", f"252-{i:05d}") for i in range(n)]
+    return records
+
+
+def shuffle_records(records):
+    shuffled = records[:]
+    random.shuffle(shuffled)
+    return shuffled
+
+
+def sort_records(records):
+    sorted_records = sorted(records)
+    return sorted_records
+
+
+def sample_existing(records, k):
+    names = [name for name, _ in random.sample(records, k)]
+    return names
+
+
+def sample_nonexistent(k):
+    ghosts = [f"None_{i:05d}" for i in range(k)]
+    return ghosts