diff --git a/poky/bitbake/bin/bitdoc b/poky/bitbake/bin/bitdoc
deleted file mode 100755
index 9bd02be..0000000
--- a/poky/bitbake/bin/bitdoc
+++ /dev/null
@@ -1,519 +0,0 @@
-#!/usr/bin/env python3
-#
-# Copyright (C) 2005 Holger Hans Peter Freyther
-#
-# SPDX-License-Identifier: GPL-2.0-only
-#
-
-import optparse, os, sys
-
-# bitbake
-sys.path.append(os.path.join(os.path.dirname(os.path.dirname(__file__), 'lib'))
-import bb
-import bb.parse
-from   string import split, join
-
-__version__ = "0.0.2"
-
-class HTMLFormatter:
-    """
-    Simple class to help to generate some sort of HTML files. It is
-    quite inferior solution compared to docbook, gtkdoc, doxygen but it
-    should work for now.
-    We've a global introduction site (index.html) and then one site for
-    the list of keys (alphabetical sorted) and one for the list of groups,
-    one site for each key with links to the relations and groups.
-
-        index.html
-        all_keys.html
-        all_groups.html
-        groupNAME.html
-        keyNAME.html
-    """
-
-    def replace(self, text, *pairs):
-        """
-        From pydoc... almost identical at least
-        """
-        while pairs:
-            (a, b) = pairs[0]
-            text = join(split(text, a), b)
-            pairs = pairs[1:]
-        return text
-    def escape(self, text):
-        """
-        Escape string to be conform HTML
-        """
-        return self.replace(text, 
-                            ('&', '&amp;'), 
-                            ('<', '&lt;' ),
-                            ('>', '&gt;' ) )
-    def createNavigator(self):
-        """
-        Create the navgiator
-        """
-        return """<table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2">
-<tr valign="middle">
-<td><a accesskey="g" href="index.html">Home</a></td>
-<td><a accesskey="n" href="all_groups.html">Groups</a></td>
-<td><a accesskey="u" href="all_keys.html">Keys</a></td>
-</tr></table>
-"""
-
-    def relatedKeys(self, item):
-        """
-        Create HTML to link to foreign keys
-        """
-
-        if len(item.related()) == 0:
-            return ""
-
-        txt = "<p><b>See also:</b><br>"
-        txts = []
-        for it in item.related():
-            txts.append("""<a href="key%(it)s.html">%(it)s</a>""" % vars() )
-
-        return txt + ",".join(txts)
-
-    def groups(self, item):
-        """
-        Create HTML to link to related groups
-        """
-
-        if len(item.groups()) == 0:
-            return ""
-
-
-        txt = "<p><b>See also:</b><br>"
-        txts = []
-        for group in item.groups():
-            txts.append( """<a href="group%s.html">%s</a> """ % (group, group) )
-
-        return txt + ",".join(txts)
-
-
-    def createKeySite(self, item):
-        """
-        Create a site for a key. It contains the header/navigator, a heading,
-        the description, links to related keys and to the groups.
-        """
-
-        return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
-<html><head><title>Key %s</title></head>
-<link rel="stylesheet" href="style.css" type="text/css">
-<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-%s
-<h2><span class="refentrytitle">%s</span></h2>
-
-<div class="refsynopsisdiv">
-<h2>Synopsis</h2>
-<p>
-%s
-</p>
-</div>
-
-<div class="refsynopsisdiv">
-<h2>Related Keys</h2>
-<p>
-%s
-</p>
-</div>
-
-<div class="refsynopsisdiv">
-<h2>Groups</h2>
-<p>
-%s
-</p>
-</div>
-
-
-</body>
-"""     % (item.name(), self.createNavigator(), item.name(), 
-           self.escape(item.description()), self.relatedKeys(item), self.groups(item))
-
-    def createGroupsSite(self, doc):
-        """
-        Create the Group Overview site
-        """
-
-        groups = ""
-        sorted_groups = sorted(doc.groups())
-        for group in sorted_groups:
-            groups += """<a href="group%s.html">%s</a><br>""" % (group, group)
-
-        return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
-<html><head><title>Group overview</title></head>
-<link rel="stylesheet" href="style.css" type="text/css">
-<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-%s
-<h2>Available Groups</h2>
-%s
-</body>
-""" % (self.createNavigator(), groups)
-
-    def createIndex(self):
-        """
-        Create the index file
-        """
-
-        return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
-<html><head><title>Bitbake Documentation</title></head>
-<link rel="stylesheet" href="style.css" type="text/css">
-<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-%s
-<h2>Documentation Entrance</h2>
-<a href="all_groups.html">All available groups</a><br>
-<a href="all_keys.html">All available keys</a><br>
-</body>
-""" % self.createNavigator()
-
-    def createKeysSite(self, doc):
-        """
-        Create Overview of all avilable keys
-        """
-        keys = ""
-        sorted_keys = sorted(doc.doc_keys())
-        for key in sorted_keys:
-            keys += """<a href="key%s.html">%s</a><br>""" % (key, key)
-
-        return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
-<html><head><title>Key overview</title></head>
-<link rel="stylesheet" href="style.css" type="text/css">
-<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-%s
-<h2>Available Keys</h2>
-%s
-</body>
-""" % (self.createNavigator(), keys)
-
-    def createGroupSite(self, gr, items, _description = None):
-        """
-        Create a site for a group:
-        Group the name of the group, items contain the name of the keys
-        inside this group
-        """
-        groups = ""
-        description = ""
-
-        # create a section with the group descriptions
-        if _description:
-            description  += "<h2 Description of Grozp %s</h2>" % gr
-            description  += _description
-
-        items.sort(lambda x, y:cmp(x.name(), y.name()))
-        for group in items:
-            groups += """<a href="key%s.html">%s</a><br>""" % (group.name(), group.name())
-
-        return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
-<html><head><title>Group %s</title></head>
-<link rel="stylesheet" href="style.css" type="text/css">
-<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
-%s
-%s
-<div class="refsynopsisdiv">
-<h2>Keys in Group %s</h2>
-<pre class="synopsis">
-%s
-</pre>
-</div>
-</body>
-""" % (gr, self.createNavigator(), description, gr, groups)
-
-
-
-    def createCSS(self):
-        """
-        Create the CSS file
-        """
-        return """.synopsis, .classsynopsis
-{
-  background: #eeeeee;
-  border: solid 1px #aaaaaa;
-  padding: 0.5em;
-}
-.programlisting
-{
-  background: #eeeeff;
-  border: solid 1px #aaaaff;
-  padding: 0.5em;
-}
-.variablelist
-{
-  padding: 4px;
-  margin-left: 3em;
-}
-.variablelist td:first-child
-{
-  vertical-align: top;
-}
-table.navigation
-{
-  background: #ffeeee;
-  border: solid 1px #ffaaaa;
-  margin-top: 0.5em;
-  margin-bottom: 0.5em;
-}
-.navigation a
-{
-  color: #770000;
-}
-.navigation a:visited
-{
-  color: #550000;
-}
-.navigation .title
-{
-  font-size: 200%;
-}
-div.refnamediv
-{
-  margin-top: 2em;
-}
-div.gallery-float
-{
-  float: left;
-  padding: 10px;
-}
-div.gallery-float img
-{
-  border-style: none;
-}
-div.gallery-spacer
-{
-  clear: both;
-}
-a
-{
-  text-decoration: none;
-}
-a:hover
-{
-  text-decoration: underline;
-  color: #FF0000;
-}
-"""
-
-
-
-class DocumentationItem:
-    """
-    A class to hold information about a configuration
-    item. It contains the key name, description, a list of related names,
-    and the group this item is contained in.
-    """
-
-    def __init__(self):
-        self._groups  = []
-        self._related = []
-        self._name    = ""
-        self._desc    = ""
-
-    def groups(self):
-        return self._groups
-
-    def name(self):
-        return self._name
-
-    def description(self):
-        return self._desc
-
-    def related(self):
-        return self._related
-
-    def setName(self, name):
-        self._name = name
-
-    def setDescription(self, desc):
-        self._desc = desc
-
-    def addGroup(self, group):
-        self._groups.append(group)
-
-    def addRelation(self, relation):
-        self._related.append(relation)
-
-    def sort(self):
-        self._related.sort()
-        self._groups.sort()
-
-
-class Documentation:
-    """
-    Holds the documentation... with mappings from key to items...
-    """
-
-    def __init__(self):
-        self.__keys   = {}
-        self.__groups = {}
-
-    def insert_doc_item(self, item):
-        """
-        Insert the Doc Item into the internal list
-        of representation
-        """
-        item.sort()
-        self.__keys[item.name()] = item
-
-        for group in item.groups():
-            if not group in self.__groups:
-                self.__groups[group] = []
-            self.__groups[group].append(item)
-            self.__groups[group].sort()
-
-
-    def doc_item(self, key):
-        """
-        Return the DocumentationInstance describing the key
-        """
-        try:
-            return self.__keys[key]
-        except KeyError:
-            return None
-
-    def doc_keys(self):
-        """
-        Return the documented KEYS (names)
-        """
-        return self.__keys.keys()
-
-    def groups(self):
-        """
-        Return the names of available groups
-        """
-        return self.__groups.keys()
-
-    def group_content(self, group_name):
-        """
-        Return a list of keys/names that are in a specefic
-        group or the empty list
-        """
-        try:
-            return self.__groups[group_name]
-        except KeyError:
-            return []
-
-
-def parse_cmdline(args):
-    """
-    Parse the CMD line and return the result as a n-tuple
-    """
-
-    parser = optparse.OptionParser( version = "Bitbake Documentation Tool Core version %s, %%prog version %s" % (bb.__version__, __version__))
-    usage  = """%prog [options]
-
-Create a set of html pages (documentation) for a bitbake.conf....
-"""
-
-    # Add the needed options
-    parser.add_option( "-c", "--config", help = "Use the specified configuration file as source",
-                       action = "store", dest = "config", default = os.path.join("conf", "documentation.conf") )
-
-    parser.add_option( "-o", "--output", help = "Output directory for html files",
-                       action = "store", dest = "output", default = "html/" )
-
-    parser.add_option( "-D",  "--debug", help = "Increase the debug level",
-                       action = "count", dest = "debug", default = 0 )
-
-    parser.add_option( "-v", "--verbose", help = "output more chit-char to the terminal",
-                       action = "store_true", dest = "verbose", default = False )
-
-    options, args = parser.parse_args( sys.argv )
- 
-    bb.msg.init_msgconfig(options.verbose, options.debug)
-
-    return options.config, options.output
-
-def main():
-    """
-    The main Method
-    """
-
-    (config_file, output_dir) = parse_cmdline( sys.argv )
-
-    # right to let us load the file now
-    try:
-        documentation = bb.parse.handle( config_file, bb.data.init() )
-    except IOError:
-        bb.fatal( "Unable to open %s" % config_file )
-    except bb.parse.ParseError:
-        bb.fatal( "Unable to parse %s" % config_file )
-
-    if isinstance(documentation, dict):
-        documentation = documentation[""]
-
-    # Assuming we've the file loaded now, we will initialize the 'tree'
-    doc = Documentation()
-
-    # defined states
-    state_begin = 0
-    state_see   = 1
-    state_group = 2
-
-    for key in bb.data.keys(documentation):
-        data   = documentation.getVarFlag(key, "doc", False)
-        if not data:
-            continue
-
-        # The Documentation now starts
-        doc_ins = DocumentationItem()
-        doc_ins.setName(key)
-
-
-        tokens = data.split(' ')
-        state = state_begin
-        string= ""
-        for token in tokens:
-            token = token.strip(',')
-
-            if not state == state_see and token == "@see":
-                state = state_see
-                continue
-            elif not state == state_group and token  == "@group":
-                state = state_group
-                continue
-
-            if state == state_begin:
-                string += " %s" % token
-            elif state == state_see:
-                doc_ins.addRelation(token)
-            elif state == state_group:
-                doc_ins.addGroup(token)
-
-        # set the description
-        doc_ins.setDescription(string)
-        doc.insert_doc_item(doc_ins)
-
-    # let us create the HTML now
-    bb.utils.mkdirhier(output_dir)
-    os.chdir(output_dir)
-
-    # Let us create the sites now. We do it in the following order
-    # Start with the index.html. It will point to sites explaining all
-    # keys and groups
-    html_slave = HTMLFormatter()
-
-    f = file('style.css', 'w')
-    print >> f, html_slave.createCSS()
-
-    f = file('index.html', 'w')
-    print >> f, html_slave.createIndex()
-
-    f = file('all_groups.html', 'w')
-    print >> f, html_slave.createGroupsSite(doc)
-
-    f = file('all_keys.html', 'w')
-    print >> f, html_slave.createKeysSite(doc)
-
-    # now for each group create the site
-    for group in doc.groups():
-        f = file('group%s.html' % group, 'w')
-        print >> f, html_slave.createGroupSite(group, doc.group_content(group))
-
-    # now for the keys
-    for key in doc.doc_keys():
-        f = file('key%s.html' % doc.doc_item(key).name(), 'w')
-        print >> f, html_slave.createKeySite(doc.doc_item(key))
-
-
-if __name__ == "__main__":
-    main()
diff --git a/poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-intro.xml b/poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-intro.xml
index f5526c0..995c2fa 100644
--- a/poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-intro.xml
+++ b/poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-intro.xml
@@ -694,15 +694,10 @@
                 </para>
 
                 <para>
-                    When you generate a dependency graph, BitBake writes three files
+                    When you generate a dependency graph, BitBake writes two files
                     to the current working directory:
                     <itemizedlist>
                         <listitem><para>
-                            <emphasis><filename>recipe-depends.dot</filename>:</emphasis>
-                            Shows dependencies between recipes (i.e. a collapsed version of
-                            <filename>task-depends.dot</filename>).
-                            </para></listitem>
-                        <listitem><para>
                             <emphasis><filename>task-depends.dot</filename>:</emphasis>
                             Shows dependencies between tasks.
                             These dependencies match BitBake's internal task execution list.
diff --git a/poky/bitbake/lib/bs4/testing.py b/poky/bitbake/lib/bs4/testing.py
index 953bca8..6584ecf 100644
--- a/poky/bitbake/lib/bs4/testing.py
+++ b/poky/bitbake/lib/bs4/testing.py
@@ -15,7 +15,7 @@
     SoupStrainer,
 )
 
-from bs4.builder import HTMLParserTreeBuilder
+from bs4.builder._htmlparser import HTMLParserTreeBuilder
 default_builder = HTMLParserTreeBuilder
 
 
@@ -56,7 +56,7 @@
                 self.assertEqual(earlier, e.previous_element)
             earlier = e
 
-class HTMLTreeBuilderSmokeTest(object):
+class HTMLTreeBuilderSmokeTest(SoupTest):
 
     """A basic test of a treebuilder's competence.
 
@@ -541,7 +541,7 @@
         data.a['foo'] = 'bar'
         self.assertEqual('<a foo="bar">text</a>', data.a.decode())
 
-class XMLTreeBuilderSmokeTest(object):
+class XMLTreeBuilderSmokeTest(SoupTest):
 
     def test_pickle_and_unpickle_identity(self):
         # Pickling a tree, then unpickling it, yields a tree identical
diff --git a/poky/bitbake/lib/toaster/orm/management/commands/lsupdates.py b/poky/bitbake/lib/toaster/orm/management/commands/lsupdates.py
index a4dbcaa..2fbd7be 100644
--- a/poky/bitbake/lib/toaster/orm/management/commands/lsupdates.py
+++ b/poky/bitbake/lib/toaster/orm/management/commands/lsupdates.py
@@ -68,7 +68,7 @@
                          (what,
                           pec))
         sys.stdout.flush()
-        if int(pec) is 100:
+        if int(pec) == 100:
             sys.stdout.write("\n")
             sys.stdout.flush()
 
diff --git a/poky/bitbake/lib/toaster/toastermain/management/commands/perf.py b/poky/bitbake/lib/toaster/toastermain/management/commands/perf.py
index 7d629fb..5c41c5b 100644
--- a/poky/bitbake/lib/toaster/toastermain/management/commands/perf.py
+++ b/poky/bitbake/lib/toaster/toastermain/management/commands/perf.py
@@ -17,46 +17,46 @@
     help    = "Test the response time for all toaster urls"
 
     def handle(self, *args, **options):
-	root_urlconf = __import__(settings.ROOT_URLCONF)
-	patterns = root_urlconf.urls.urlpatterns
-	global full_url
-	for pat in patterns:
-	    if pat.__class__.__name__ == 'RegexURLResolver':
-		url_root_res = str(pat).split('^')[1].replace('>', '')
-		if 'gui' in url_root_res:
-		    for url_patt in pat.url_patterns:
-			full_url = self.get_full_url(url_patt, url_root_res)
-			info = self.url_info(full_url)
-			status_code = info[0]
-			load_time = info[1]
-			print('Trying \'' + full_url + '\', ' + str(status_code) + ', ' + str(load_time))
+        root_urlconf = __import__(settings.ROOT_URLCONF)
+        patterns = root_urlconf.urls.urlpatterns
+        global full_url
+        for pat in patterns:
+            if pat.__class__.__name__ == 'RegexURLResolver':
+                url_root_res = str(pat).split('^')[1].replace('>', '')
+            if 'gui' in url_root_res:
+                for url_patt in pat.url_patterns:
+                    full_url = self.get_full_url(url_patt, url_root_res)
+                    info = self.url_info(full_url)
+                    status_code = info[0]
+                    load_time = info[1]
+                    print('Trying \'' + full_url + '\', ' + str(status_code) + ', ' + str(load_time))
 
     def get_full_url(self, url_patt, url_root_res):
-	full_url = str(url_patt).split('^')[1].replace('$>', '').replace('(?P<file_path>(?:/[', '/bin/busybox').replace('.*', '')
-	full_url = str(url_root_res + full_url)
-	full_url = re.sub('\(\?P<.*?>\\\d\+\)', '1', full_url)
-	full_url = 'http://localhost:8000/' + full_url
-	return full_url
+        full_url = str(url_patt).split('^')[1].replace('$>', '').replace('(?P<file_path>(?:/[', '/bin/busybox').replace('.*', '')
+        full_url = str(url_root_res + full_url)
+        full_url = re.sub('\(\?P<.*?>\\\d\+\)', '1', full_url)
+        full_url = 'http://localhost:8000/' + full_url
+        return full_url
 
     def url_info(self, full_url):
-	client = Client()
-	info = []
-	try:
-	    resp = client.get(full_url, follow = True)
-	except Exception as e_status_code:
+        client = Client()
+        info = []
+        try:
+            resp = client.get(full_url, follow = True)
+        except Exception as e_status_code:
             self.error('Url: %s, error: %s' % (full_url, e_status_code))
             resp = type('object', (), {'status_code':0, 'content': str(e_status_code)})
-	status_code = resp.status_code
-	info.append(status_code)
-	try:
-	    req = requests.get(full_url)
-	except Exception as e_load_time:
+        status_code = resp.status_code
+        info.append(status_code)
+        try:
+            req = requests.get(full_url)
+        except Exception as e_load_time:
             self.error('Url: %s, error: %s' % (full_url, e_load_time))
-	load_time = req.elapsed
-	info.append(load_time)
-	return info
+        load_time = req.elapsed
+        info.append(load_time)
+        return info
 
     def error(self, *args):
-	for arg in args:
-	    print(arg, end=' ', file=sys.stderr)
-	print(file=sys.stderr)
+        for arg in args:
+            print(arg, end=' ', file=sys.stderr)
+        print(file=sys.stderr)