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multi_app_tier_2/323f59d4-a53f-43a7-829d-f39bed0fd3b0/processor.py

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+from registry import COMMANDS
+
+
+def run_commands(commands):
+    results = []
+    for name, a, b in commands:
+        results.append(COMMANDS[name](a, b))
+    return results

multi_app_tier_2/323f59d4-a53f-43a7-829d-f39bed0fd3b0/registry.py

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+def _add(a, b):
+    return a + b
+
+
+def _mul(a, b):
+    return a * b
+
+
+def _sub(a, b):
+    return a - b
+
+
+COMMANDS = {"add": _add, "mul": _mul, "sub": _sub}

multi_app_tier_2/323f59d4-a53f-43a7-829d-f39bed0fd3b0/test.py

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+from processor import run_commands
+
+
+def test():
+    try:
+        out = run_commands([("add", 2, 3), ("mul", 4, 5), ("foo", 1, 1), ("sub", 10, 4)])
+    except Exception:
+        return False
+    if out != [5, 20, "unknown command", 6]:
+        return False
+    return True

multi_app_tier_2/4d0fd125-3dcf-4627-8cee-37ba2add51d4/config.py

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+FILL = 0

multi_app_tier_2/4d0fd125-3dcf-4627-8cee-37ba2add51d4/grid.py

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+from config import FILL
+
+
+def rotate_clockwise(grid):
+    rows = len(grid)
+    cols = len(grid[0])
+    rotated = [[FILL] * cols for _ in range(rows)]
+    for i in range(rows):
+        for j in range(cols):
+            rotated[j][rows - 1 - i] = grid[i][j]
+    return rotated

multi_app_tier_2/4d0fd125-3dcf-4627-8cee-37ba2add51d4/test.py

@@ -0,0 +1,13 @@
+from grid import rotate_clockwise
+
+
+def test():
+    if rotate_clockwise([[1, 2], [3, 4]]) != [[3, 1], [4, 2]]:
+        return False
+    try:
+        out = rotate_clockwise([[1, 2, 3], [4, 5, 6]])
+    except Exception:
+        return False
+    if out != [[4, 1], [5, 2], [6, 3]]:
+        return False
+    return True

multi_app_tier_2/dc0a99b0-2b2e-45ed-bf80-04406309904e/records.py

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+from schema import FIELDS
+
+
+def parse_record(line):
+    parts = line.split(",")
+    record = {}
+    for i, field in enumerate(FIELDS):
+        record[field] = parts[i].strip()
+    return record
+
+
+def parse_records(lines):
+    return [parse_record(line) for line in lines]

multi_app_tier_2/dc0a99b0-2b2e-45ed-bf80-04406309904e/schema.py

@@ -0,0 +1 @@
+FIELDS = ["name", "age", "city", "email"]

multi_app_tier_2/dc0a99b0-2b2e-45ed-bf80-04406309904e/test.py

@@ -0,0 +1,17 @@
+from records import parse_records
+
+
+def test():
+    lines = [
+        "Alice,30,Paris,alice@example.com",
+        "Bob,25,Berlin",
+    ]
+    try:
+        out = parse_records(lines)
+    except Exception:
+        return False
+    if out[0] != {"name": "Alice", "age": "30", "city": "Paris", "email": "alice@example.com"}:
+        return False
+    if out[1] != {"name": "Bob", "age": "25", "city": "Berlin", "email": ""}:
+        return False
+    return True