build/buildutils/setpolicyfiles.py
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 04 Oct 2010 00:10:53 +0300
changeset 79 2f468c1958d0
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permissions -rw-r--r--
Revision: v2.2.15 Kit: 201039
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#
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# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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# All rights reserved.
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# This component and the accompanying materials are made available
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# under the terms of "Eclipse Public License v1.0"
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# which accompanies this distribution, and is available
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# at the URL "http://www.eclipse.org/legal/epl-v10.html".
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#
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# Initial Contributors:
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# Nokia Corporation - initial contribution.
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#
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# Contributors:
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#
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# Description: 
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#
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#!/usr/bin/python
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import datetime, os, os.path, sys, traceback
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from optparse import OptionParser
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"""This script sets up S60 distribution policy files."""
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class PolicyData:
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    def __init__(self):
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        self.root_policy = None
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        self.policies = []
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        self.created_policies = 0
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        self.existing_policies = 0
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        self.warning_count = 0
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        self.start_time = datetime.datetime.now()
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        self.stop_time = None
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    def __str__(self):
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        if self.stop_time is None:
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            self.stop_time = datetime.datetime.now()
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        msg = "Distribution policies generation time " + str(self.stop_time - self.start_time)
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        msg += "\nCreated policies: " + str(self.created_policies)
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        msg += "\nExisting policies: " + str(self.existing_policies)
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        if self.warning_count > 0:
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            msg += "\nWarnings: " + str(self.warning_count)
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        return msg
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policy_data = PolicyData()
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def main():
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    parser = OptionParser(usage = "python -u %prog [options] <path>")
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    (opts, args) = parser.parse_args()
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    root_path = args[0]
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    if not os.path.isdir(root_path):
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        print "ERROR: %s is not a directory" % root_path
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        sys.exit(1);
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    try:
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        global policy_data
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        print "Started " + str(policy_data.start_time)
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        parseConfigurationFile(policy_data)
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        print "Generating S60 distribution policies to", root_path
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        print "Policy config:", str(policy_data.policies)
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        print "Policy for root dir:", str(policy_data.root_policy)
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        writePolicies(root_path, policy_data)
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        policy_data.stop_time = datetime.datetime.now()
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        print "Finished " + str(policy_data.stop_time)
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        print str(policy_data)
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    except:
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        print "ERROR: Unexpected exception"
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        traceback.print_exc()
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        print str(policy_data)
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        sys.exit(1)
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def parseConfigurationFile(policy_data):
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    config_file = "distribution.policy.s60.configuration.txt"
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    f = open(config_file)
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    try:
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        default_policy = None
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        line_count = 0;
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        for line in f.readlines():
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            line_count += 1
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            line = line.strip()
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            if len(line) == 0 or line.find("#") == 0:
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                continue
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            tokens = line.split(':')
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            if len(tokens) != 2:
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                print "ERROR: Invalid line", line_count, "at file", config_file
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                sys.exit(1)
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            dir = tokens[0].strip()
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            dir = dir.replace("/", os.sep)
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            policy = tokens[1].strip()
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            if dir == "DEFAULT_POLICY":
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                default_policy = policy
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            elif dir == "ROOT_POLICY":
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                policy_data.root_policy = policy
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            else:
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                policy_data.policies += [(dir, policy)]
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        if default_policy is None:
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            print "ERROR: Default policy not defined at", config_file
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            sys.exit(1)
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        policy_data.policies += [("", default_policy)]
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    finally:
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        f.close()
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def writePolicies(root_path, policy_data):
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    # Write policy for the root directory.
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    if (not policy_data.root_policy is None) and \
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            (policy_data.root_policy != "IGNORE"):
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        writePolicy(root_path, policy_data.root_policy)
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    # Write policies for the subdirectories.
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   106
    for root, dirs, files in os.walk(root_path):
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   107
        for dir in dirs:
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   108
            path = os.path.join(root, dir)
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parents:
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   109
            policy = getPolicyForPath(path.replace(root_path, ""), policy_data)
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parents:
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   110
            if policy != "IGNORE":
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parents:
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   111
                writePolicy(path, policy)
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parents:
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   112
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parents:
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   113
def writePolicy(path, policy):
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parents:
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   114
    global policy_data
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parents:
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   115
    policy_file = os.path.join(path, 'distribution.policy.s60')
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parents:
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   116
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parents:
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   117
    if os.path.exists(policy_file):
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parents:
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   118
        existing_policy = readPolicy(policy_file)
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parents:
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   119
        if policy == existing_policy:
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   120
            print "Policy %s already exists in %s" % (existing_policy, policy_file)
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parents:
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   121
        else:
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   122
            print "WARNING: Policy %s (should be %s) already exists in %s"  % (existing_policy, policy, policy_file)
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parents:
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   123
            policy_data.warning_count += 1
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parents:
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   124
        policy_data.existing_policies += 1
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parents:
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   125
        return
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parents:
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   126
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parents:
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   127
    f = open(policy_file, "w+")
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parents:
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   128
    try:
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parents:
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   129
        print "Writing policy", policy, "to", policy_file
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parents:
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   130
        f.write(policy)
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parents:
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   131
        policy_data.created_policies += 1
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parents:
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   132
    except IOError:
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parents:
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   133
        print "ERROR: Writing policy to", policy_file, "failed"
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parents:
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   134
        sys.exit(1)
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parents:
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   135
    finally:
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parents:
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   136
        f.close
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parents:
diff changeset
   137
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parents:
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   138
def readPolicy(policy_file):
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parents:
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   139
    policy = None
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parents:
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   140
    f = open(policy_file)
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parents:
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   141
    try:
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parents:
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   142
        for line in f.readlines():
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parents:
diff changeset
   143
            # Take the last line from the policy.
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parents:
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   144
            policy = line.strip()
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parents:
diff changeset
   145
    finally:
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parents:
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   146
        f.close
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parents:
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   147
    return policy
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parents:
diff changeset
   148
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parents:
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   149
def getPolicyForPath(target_path, policy_data):
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parents:
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   150
    for path, policy in policy_data.policies:
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parents:
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   151
        match_path = target_path
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parents:
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   152
        if path.find("ROOT" + os.sep) == 0:
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parents:
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   153
            # Add keyword ROOT to target_path so that only
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parents:
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   154
            # paths in root directory will match.
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parents:
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   155
            match_path = "ROOT" + target_path
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parents:
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   156
        if match_path.find(path + os.sep) != -1 or \
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parents:
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   157
                match_path.find(path, -len(path)) != -1:
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parents:
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   158
            return policy
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parents:
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   159
    return None
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parents:
diff changeset
   160
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parents:
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   161
if __name__ == "__main__":
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parents:
diff changeset
   162
    main()