solved

app/create_file.py

@@ -1 +1,68 @@
-# write your code here
+import sys
+import os
+from typing import Any
+from datetime import datetime
+
+
+def create_path(directories: list) -> Any:
+    return os.path.join(os.getcwd(), *directories)
+
+
+def create_dirs(directories: list) -> Any:
+    path = create_path(directories)
+    os.makedirs(path, exist_ok=True)
+
+
+def input_lines() -> None:
+    counter = 1
+    while True:
+        content_line = input("Enter content line: ")
+        if content_line == "stop":
+            break
+
+        content_lines.append(f"{counter} {content_line}\n")
+        counter += 1
+
+
+def append_file_content(directories: list,
+                        filename: str,
+                        input_contents: list
+                        ) -> None:
+    is_need_space = False
+    path = os.path.join(create_path(directories), filename)
+    if os.path.exists(path):
+        is_need_space = True
+    with open(path, "a") as f:
+        if is_need_space:
+            f.write("\n")
+        f.write(datetime.now().strftime("%Y-%m-%d %H:%M:%S") + "\n")
+        for content in input_contents:
+            f.write(content)
+
+
+flags = ("-f", "-d")
+current_flag = None
+file_name = None
+directories_list = []
+content_lines = []
+
+if len(sys.argv) > 2:
+    for arg in sys.argv[1:]:
+        if arg in flags:
+            current_flag = arg
+            continue
+
+        if current_flag == "-f":
+            file_name = arg
+            continue
+
+        if current_flag == "-d":
+            directories_list.append(arg)
+            continue
+
+    create_dirs(directories_list)
+    if file_name:
+        input_lines()
+        append_file_content(directories_list,
+                            file_name,
+                            content_lines)