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"""
Demonstrates how to display a tree of files / directories with the Tree renderable.
"""
import os
import pathlib
import sys
from rich import print
from rich.filesize import decimal
from rich.markup import escape
from rich.text import Text
from rich.tree import Tree
def walk_directory(directory: pathlib.Path, tree: Tree) -> None:
"""Recursively build a Tree with directory contents."""
# Sort dirs first then by filename
paths = sorted(
pathlib.Path(directory).iterdir(),
key=lambda path: (path.is_file(), path.name.lower()),
)
for path in paths:
# Remove hidden files
if path.name.startswith("."):
continue
if path.is_dir():
style = "dim" if path.name.startswith("__") else ""
branch = tree.add(
f"[bold magenta]:open_file_folder: [link file://{path}]{escape(path.name)}",
style=style,
guide_style=style,
)
walk_directory(path, branch)
else:
text_filename = Text(path.name, "green")
text_filename.highlight_regex(r"\..*$", "bold red")
text_filename.stylize(f"link file://{path}")
file_size = path.stat().st_size
text_filename.append(f" ({decimal(file_size)})", "blue")
icon = "🐍 " if path.suffix == ".py" else "📄 "
tree.add(Text(icon) + text_filename)
try:
directory = os.path.abspath(sys.argv[1])
except IndexError:
print("[b]Usage:[/] python tree.py <DIRECTORY>")
else:
tree = Tree(
f":open_file_folder: [link file://{directory}]{directory}",
guide_style="bold bright_blue",
)
walk_directory(pathlib.Path(directory), tree)
print(tree)
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