1 #!/usr/bin/env python
2
3 import os
4 import os.path
5 import re
6 import sys
7
8 re_sp = re.compile("/")
9 max_level = 0x7FFFFFFF
10
11
12 def get_dirname(path) :
13 """
14 get the dirname by a path
15 """
16 global re_sp
17
18 path = os.path.realpath(path)
19 lst_ret = re_sp.split(path)
20 if 0 == len(lst_ret) :
21 return ""
22 return lst_ret[len(lst_ret)-1]
23
24
25 def get_startmark(path, lvl) :
26 """
27 get the startmark which will be displayed first
28 """
29 global max_level
30
31 new_str = ""
32 for i in range(lvl) :
33 new_str += '|'
34
35 if True == os.path.isdir(path) :
36 if len(os.listdir(path)) > 0 and lvl == max_level:
37 new_str += "+"
38 else :
39 new_str += "-"
40 for i in range(lvl) :
41 new_str += ' '
42 else :
43 new_str += '|'
44 for i in range(lvl) :
45 new_str += ' '
46
47 return new_str
48
49
50 def dfs_dir(path, lvl) :
51 """
52 deep first search the path
53 """
54 global max_level
55
56 new_str = get_startmark(path, lvl)
57 print "%s%s" % (new_str, get_dirname(path)),
58
59 #check file type
60 if True == os.path.islink(path) :
61 print "%s" % "[L]",
62 if True == os.path.ismount(path) :
63 print "%s" % "[M]",
64 if False == os.path.isdir(path) :
65 print "[%d]" % os.path.getsize(path)
66 else :
67 print ""
68
69 if False == os.path.isdir(path) :
70 return
71
72 if lvl == max_level :
73 return
74
75 files = os.listdir(path)
76 for each_file in files :
77 new_path = "%s/%s" % (path, each_file)
78 dfs_dir(new_path, lvl+1)
79
80
81 def pytree() :
82 """
83 the main function to run
84 """
85 global max_level
86
87 argvs = sys.argv
88
89 if 0 == len(argvs) % 2 :
90 print "Argvs invalid!"
91 sys.exit(-1)
92 else :
93 cur_path = ""
94
95 for tmp_str in argvs :
96 if tmp_str.startswith("-") :
97 if "-i" == tmp_str :
98 idx = argvs.index(tmp_str)
99 max_level = int(argvs[idx+1])
100 if "-p" == tmp_str:
101 idx = argvs.index(tmp_str)
102 cur_path = os.path.realpath(argvs[idx+1])
103
104 if "" == cur_path :
105 cur_path = os.getcwd()
106
107 if False == os.path.isdir(cur_path) :
108 print "Argvs invalid : path not exits!"
109 else :
110 print "List Dir : %s" % cur_path
111 dfs_dir(cur_path, 0)
112
113
114
115
116 if __name__ == "__main__" :
117 pytree()
118
2
3 import os
4 import os.path
5 import re
6 import sys
7
8 re_sp = re.compile("/")
9 max_level = 0x7FFFFFFF
10
11
12 def get_dirname(path) :
13 """
14 get the dirname by a path
15 """
16 global re_sp
17
18 path = os.path.realpath(path)
19 lst_ret = re_sp.split(path)
20 if 0 == len(lst_ret) :
21 return ""
22 return lst_ret[len(lst_ret)-1]
23
24
25 def get_startmark(path, lvl) :
26 """
27 get the startmark which will be displayed first
28 """
29 global max_level
30
31 new_str = ""
32 for i in range(lvl) :
33 new_str += '|'
34
35 if True == os.path.isdir(path) :
36 if len(os.listdir(path)) > 0 and lvl == max_level:
37 new_str += "+"
38 else :
39 new_str += "-"
40 for i in range(lvl) :
41 new_str += ' '
42 else :
43 new_str += '|'
44 for i in range(lvl) :
45 new_str += ' '
46
47 return new_str
48
49
50 def dfs_dir(path, lvl) :
51 """
52 deep first search the path
53 """
54 global max_level
55
56 new_str = get_startmark(path, lvl)
57 print "%s%s" % (new_str, get_dirname(path)),
58
59 #check file type
60 if True == os.path.islink(path) :
61 print "%s" % "[L]",
62 if True == os.path.ismount(path) :
63 print "%s" % "[M]",
64 if False == os.path.isdir(path) :
65 print "[%d]" % os.path.getsize(path)
66 else :
67 print ""
68
69 if False == os.path.isdir(path) :
70 return
71
72 if lvl == max_level :
73 return
74
75 files = os.listdir(path)
76 for each_file in files :
77 new_path = "%s/%s" % (path, each_file)
78 dfs_dir(new_path, lvl+1)
79
80
81 def pytree() :
82 """
83 the main function to run
84 """
85 global max_level
86
87 argvs = sys.argv
88
89 if 0 == len(argvs) % 2 :
90 print "Argvs invalid!"
91 sys.exit(-1)
92 else :
93 cur_path = ""
94
95 for tmp_str in argvs :
96 if tmp_str.startswith("-") :
97 if "-i" == tmp_str :
98 idx = argvs.index(tmp_str)
99 max_level = int(argvs[idx+1])
100 if "-p" == tmp_str:
101 idx = argvs.index(tmp_str)
102 cur_path = os.path.realpath(argvs[idx+1])
103
104 if "" == cur_path :
105 cur_path = os.getcwd()
106
107 if False == os.path.isdir(cur_path) :
108 print "Argvs invalid : path not exits!"
109 else :
110 print "List Dir : %s" % cur_path
111 dfs_dir(cur_path, 0)
112
113
114
115
116 if __name__ == "__main__" :
117 pytree()
118
]]>