# coding=utf-8
import os.path
import sys
import time
link1 = "─┬─"
link2 = "├──"
link3 = "───"
link4 = "└──"
link5 = " │ "
link6 = " "
link7 = "│ "
class File(object):
def __init__(self, abs_path, name, children=[]):
self.abs_path = abs_path
self.name = name
self.children = children
self.next = None
def __repr__(self) -> str:
return str({'name': self.name,
'children': self.children
})
def create_path(parent, file):
return parent + os.sep + file
def sub_dirs(path):
return [x for x in os.listdir(path) if os.path.isdir(create_path(path, x))]
def sub_dirs_abs(path):
return [create_path(path, x) for x in os.listdir(path) if os.path.isdir(create_path(path, x))]
def dir_tree(path):
parent = File(path, os.path.basename(path), [])
dirs = sub_dirs_abs(path)
for dir in dirs:
kid = dir_tree(dir)
parent.children.append(kid)
for i in range(len(parent.children) - 1):
parent.children[i].next = parent.children[i + 1]
return parent
def space(num=0):
return " " * num
def print_prefix():
pass
def print_dir_tree(dir, link='', deep=0, prefix_print=''):
print(prefix_print, end="")
print(link, end="")
print(dir.name)
if dir.next:
prefix_print += link7
else:
prefix_print += link6
for i in range(len(dir.children) - 1):
print_dir_tree(dir.children[i], link2, deep + 1, prefix_print)
if len(dir.children) >= 1:
print_dir_tree(dir.children[-1], link4, deep + 1, prefix_print)
def main(argv):
base_path = argv[1] if len(argv) >= 2 else os.path.abspath('.')
root = dir_tree(base_path)
print_dir_tree(root)
if __name__ == '__main__':
start = time.time()
main(sys.argv)
end = time.time()
print("print dir tree cost {:.2f}s".format(end - start))
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