Solution

app/create_file.py

@@ -1 +1,60 @@
-# write your code here
+import os
+import sys
+from datetime import datetime
+
+
+def parse_arguments(arguments: list) -> tuple:
+    directory_list = []
+    file_list = []
+    current_target = None
+
+    for arg in arguments:
+        if arg == "-f":
+            current_target = file_list
+        elif arg == "-d":
+            current_target = directory_list
+        elif current_target is not None:
+            current_target.append(arg)
+
+    return directory_list, file_list
+
+
+def write_to_file(file_name: str) -> None:
+    # write the header content first
+    now = datetime.now()
+    formatted_date = now.strftime("%Y-%m-%d %H:%M:%S")
+    if os.path.exists(file_name):
+        formatted_date = "\n" + formatted_date
+        print(f"File '{file_name}' already exists. Appending content.")
+    with open(file_name, "a") as file_output:
+        file_output.write(f"{formatted_date}\n")
+        line_counter = 1
+        while True:
+            input_line = input("Enter content line: ")
+            if "stop" in input_line:
+                break
+            file_output.write(f"{line_counter} {input_line}\n")
+            line_counter += 1
+
+
+sys_argv = sys.argv
+# if there is no argv then exit
+if len(sys_argv) == 1:
+    sys.exit(0)
+
+# parsing argv and checking if there is -d or -f flag,
+# and get the directory and filename
+directory_list, file_list = parse_arguments(sys_argv[1:])
+
+# if there are directories in directory list,
+# then create the full path and create the directory if not exist
+fullpath = ""
+if len(directory_list) > 0:
+    fullpath = os.path.join(*directory_list)
+    if not os.path.exists(fullpath):
+        os.makedirs(fullpath)
+
+# if there is file, then create the file and write to it
+if len(file_list) > 0:
+    file_name = os.path.join(fullpath, file_list[0])
+    write_to_file(file_name)