ntree stand alone command

ntree.py

@@ -0,0 +1,20 @@
+#!/usr/bin/env python
+
+from src.ntree_cmdline_parser import cmd_args
+from src.tree import NerdTree
+
+if __name__ == '__main__':
+  # print(cmd_args.path)
+  # print(cmd_args.show_children_nodes)
+  # print(cmd_args.show_father_subtree_info)
+  path = cmd_args.path
+  list_dir_first = cmd_args.list_directories_first
+
+  # opts for generatign the tree
+  opts = {
+      'items_to_exclude' : cmd_args.exclude or [],
+      'list_dir_first' : list_dir_first
+      }
+
+  ntree = NerdTree(path, opts=opts)
+  ntree.print()

src/ntree_cmdline_parser.py

@@ -0,0 +1,23 @@
+import argparse
+from pathlib import Path
+
+cmd_parser = argparse.ArgumentParser(
+    prog='ntree',
+    description='A python version (probabily worst) of tree unix command',
+    epilog="Thanks for using it! :)",
+    )
+
+cmd_parser.add_argument("path")
+# cmd_parser.add_argument("pattern")
+cmd_parser.add_argument("-e", "--exclude", action="append")
+cmd_parser.add_argument("-l", "--list-directories-first", action="store_true")
+
+# start the command line parsing
+cmd_args = cmd_parser.parse_args()
+
+p = cmd_args.path
+path = Path(p)
+
+if not path.exists():
+  print(f'Path: {p} dont\' exists')
+  raise SystemExit(1)