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<code Python>
import os, time, hashlib
from stat import *

def scan (path) :
    names = os.listdir (path)
    names.sort ()
    for name in names :
        full_name = os.path.join (path, name)
        if os.path.isfile (full_name) :
            info = os.stat (full_name)

            size = info [ST_SIZE]

            t1 = info [ST_MTIME]
            # t2 = time.gmtime (t1)
            t2 = time.localtime (t1)
            t3 = time.strftime ("%Y-%m-%d:%H:%M:%S", t2)

            m = hashlib.md5 ()
            # m = hashlib.sha512 ()
            f = open (full_name, "rb")
            while True :
                data = f.read (32*1024)
                if not data :
                   break;
                m.update (data)
            crc = m.hexdigest ()

            print (name, size, t3, crc)

scan (".")

</code>

S osetrenim chyb

<code Python>

import os, time, hashlib
from stat import *

def simple_scan (path) :
    names = os.listdir (path)
    names.sort ()
    for name in names :
        full_name = os.path.join (path, name)
        if os.path.isdir (full_name) :
            scan (full_name)
        else :
                info = os.stat (full_name)

                size = info [ST_SIZE]

                t1 = info [ST_MTIME]
                # t2 = time.gmtime (t1)
                t2 = time.localtime (t1)
                t3 = time.strftime ("%Y-%m-%d:%H:%M:%S", t2)

                m = hashlib.md5 ()
                # m = hashlib.sha512 ()
                f = open (full_name, "rb")
                while True :
                    data = f.read (32*1024)
                    if not data :
                        break
                    m.update (data)
                crc = m.hexdigest ()

                # print (full_name, size, t3, crc)
                print (full_name)


def scan (path) :
    try :
        simple_scan (path)
    except PermissionError as e :
       print ("Not accessible", path, "(", e, ")")
    except Exception as e :
       print ("Another Error in", path, "(", type (e), str (e), ")")

scan ("/var")
</code>

Qt strom

<code Python>
import os, time, hashlib
from stat import *
import sys

from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *

class Window (QMainWindow) :

    def __init__ (self) :
        super().__init__ ()

        self.setFont (QFont ("", 20))

        self.tree = QTreeWidget (self)
        self.tree.setHeaderLabels (["name", "size", "time", "crc"])
        self.setCentralWidget (self.tree)

    def simple_scan (self, target, path) :
        names = os.listdir (path)
        names.sort ()
        for name in names :
            full_name = os.path.join (path, name)

            node = QTreeWidgetItem (target)
            node.setText (0, name)
            node.setToolTip (0, full_name)

            if os.path.isdir (full_name) :
                node.setForeground (0, QColor ("red"))
                self.scan (node, full_name)
            else :
                node.setForeground (0, QColor ("blue"))

                info = os.stat (full_name)

                size = info [ST_SIZE]
                node.setText (1, str (size))

                t1 = info [ST_MTIME]
                # t2 = time.gmtime (t1)
                t2 = time.localtime (t1)
                t3 = time.strftime ("%Y-%m-%d:%H:%M:%S", t2)
                node.setText (2, t3)

                m = hashlib.md5 ()
                # m = hashlib.sha512 ()
                f = open (full_name, "rb")
                while True :
                    data = f.read (32*1024)
                    if not data :
                        break
                    m.update (data)
                crc = m.hexdigest ()
                node.setText (3, crc)

                    # print (full_name, size, t3, crc)
                    # print (full_name)


    def scan (self, target, path) :
        try :
           self.simple_scan (target, path)
        except PermissionError as e :
           print ("Not accessible", path, "(", e, ")")
        except Exception as e :
           print ("Another Error in", path, "(", type (e), str (e), ")")

    def scan_dir (self, path) :
        self.scan (self.tree, path)

# path = "."
path = "temp/easyui-tree"

app = QApplication (sys.argv)
win = Window ()
win.show ()
win.scan_dir (path)
sys.exit (app.exec_ ())
</code>