Solution

app/create_file.py

@@ -1 +1,71 @@
-# write your code here
+import sys
+import os
+from datetime import datetime
+
+
+def create_directory(dirs: str) -> str:
+    if not dirs:
+        return ""
+
+    path = os.path.join(*dirs)
+    os.makedirs(path, exist_ok=True)
+    print(f"Created directory: {path}")
+    return path
+
+
+def create_file(file_path: str) -> None:
+    timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+    content = f"{timestamp}\n"
+
+    line_number = 1
+
+    while True:
+        line = input("Enter content line: ")
+        if line.lower() == "stop":
+            break
+        content += f"{line_number} {line}\n"
+        line_number += 1
+
+    file_exists = 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 = sys.argv[1:]
+
+    dirs = []
+    filename = None
+
+    if "-d" in args:
+        d_index = args.index("-d")
+
+        if "-f" in args:
+            f_index = args.index("-f")
+            dirs = args[d_index + 1:f_index]
+        else:
+            dirs = args[d_index + 1:]
+
+    if "-f" in args:
+        f_index = args.index("-f")
+        try:
+            filename = args[f_index + 1]
+        except IndexError:
+            print("Error: No filename provided after -f")
+            return
+
+    path = create_directory(dirs)
+
+    if dirs and not filename:
+        return
+
+    if filename:
+        file_path = os.path.join(path, filename) if path else filename
+        create_file(file_path)
+
+
+if __name__ == "__main__":
+    main()