Solution

app/create_file.py

@@ -1 +1,80 @@
-# write your code here
+import sys
+import os
+from datetime import datetime
+from typing import List, Optional
+
+
+def parse_dirs(args: List[str]) -> List[str]:
+    if "-d" not in args:
+        return []
+
+    d_index = args.index("-d")
+    dirs: List[str] = []
+
+    for arg in args[d_index + 1:]:
+        if arg.startswith("-"):
+            break
+        dirs.append(arg)
+
+    return dirs
+
+def parse_filename(args: List[str]) -> Optional[str]:
+    if "-f" not in args:
+        return None
+
+    f_index = args.index("-f")
+
+    if f_index + 1 < len(args):
+        return args[f_index + 1]
+
+    return None
+
+def create_directory(dirs: List[str]) -> str:
+    if not dirs:
+        return ""
+
+    path: str = os.path.join(*dirs)
+    os.makedirs(path, exist_ok=True)
+    return path
+
+
+def create_file(file_path: str) -> None:
+    timestamp: str = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+    content_lines: List[str] = []
+
+    line_number: int = 1
+
+    while True:
+        line: str = input("Enter content line: ")
+        if line.lower() == "stop":
+            break
+        content_lines.append(f"{line_number} {line}")
+        line_number += 1
+
+    if not content_lines:
+        return
+
+    content: str = timestamp + "\n" + "\n".join(content_lines)
+
+    file_exists: bool = os.path.exists(file_path)
+
+    with open(file_path, "a") as f:
+        if file_exists:
+            f.write("\n\n")
+        f.write(content)
+
+def main() -> None:
+    args: List[str] = sys.argv[1:]
+
+    dirs: List[str] = parse_dirs(args)
+    filename: Optional[str] = parse_filename(args)
+
+    path: str = create_directory(dirs)
+
+    if filename:
+        file_path: str = os.path.join(path, filename) if path else filename
+        create_file(file_path)
+
+
+if __name__ == "__main__":
+    main()