Cleanup: Remove svn.py script.

tools/svn.py

Index: tools/svn.py
diff --git a/tools/svn.py b/tools/svn.py
deleted file mode 100644
index 7927258a07a29219384045cb468d1e20b475158f..0000000000000000000000000000000000000000
--- a/tools/svn.py
+++ /dev/null
@@ -1,195 +0,0 @@
-'''
-Copyright 2011 Google Inc.
-
-Use of this source code is governed by a BSD-style license that can be
-found in the LICENSE file.
-'''
-
-import fnmatch
-import os
-import re
-import subprocess
-import threading
-
-PROPERTY_MIMETYPE = 'svn:mime-type'
-
-# Status types for GetFilesWithStatus()
-STATUS_ADDED                 = 0x01
-STATUS_DELETED               = 0x02
-STATUS_MODIFIED              = 0x04
-STATUS_NOT_UNDER_SVN_CONTROL = 0x08
-
-
-if os.name == 'nt':
-  SVN = 'svn.bat'
-else:
-  SVN = 'svn'
-
-
-def Cat(svn_url):
-    """Returns the contents of the file at the given svn_url. 
-
-    @param svn_url URL of the file to read
-    """
-    proc = subprocess.Popen([SVN, 'cat', svn_url],
-                            stdout=subprocess.PIPE,
-                            stderr=subprocess.STDOUT)
-    exitcode = proc.wait()
-    if not exitcode == 0:
-        raise Exception('Could not retrieve %s. Verify that the URL is valid '
-                        'and check your connection.' % svn_url)
-    return proc.communicate()[0]
-
-
-class Svn:
-
-    def __init__(self, directory):
-        """Set up to manipulate SVN control within the given directory.
-
-        The resulting object is thread-safe: access to all methods is
-        synchronized (if one thread is currently executing any of its methods,
-        all other threads must wait before executing any of its methods).
-
-        @param directory
-        """
-        self._directory = directory
-        # This must be a reentrant lock, so that it can be held by both
-        # _RunCommand() and (some of) the methods that call it.
-        self._rlock = threading.RLock()
-
-    def _RunCommand(self, args):
-        """Run a command (from self._directory) and return stdout as a single
-        string.
-
-        @param args a list of arguments
-        """
-        with self._rlock:
-            print 'RunCommand: %s' % args
-            proc = subprocess.Popen(args, cwd=self._directory,
-                                    stdout=subprocess.PIPE,
-                                    stderr=subprocess.PIPE)
-            (stdout, stderr) = proc.communicate()
-            if proc.returncode is not 0:
-              raise Exception('command "%s" failed in dir "%s": %s' %
-                              (args, self._directory, stderr))
-            return stdout
-
-    def GetInfo(self):
-        """Run "svn info" and return a dictionary containing its output.
-        """
-        output = self._RunCommand([SVN, 'info'])
-        svn_info = {}
-        for line in output.split('\n'):
-          if ':' in line:
-            (key, value) = line.split(':', 1)
-            svn_info[key.strip()] = value.strip()
-        return svn_info
-
-    def Checkout(self, url, path):
-        """Check out a working copy from a repository.
-        Returns stdout as a single string.
-
-        @param url URL from which to check out the working copy
-        @param path path (within self._directory) where the local copy will be
-        written
-        """
-        return self._RunCommand([SVN, 'checkout', url, path])
-
-    def Update(self, path, revision='HEAD'):
-        """Update the working copy.
-        Returns stdout as a single string.
-
-        @param path path (within self._directory) within which to run
-          "svn update"
-        @param revision revision to update to
-        """
-        return self._RunCommand([SVN, 'update', path, '--revision', revision])
-
-    def ListSubdirs(self, url):
-        """Returns a list of all subdirectories (not files) within a given SVN
-        url.
-
-        @param url remote directory to list subdirectories of
-        """
-        subdirs = []
-        filenames = self._RunCommand([SVN, 'ls', url]).split('\n')
-        for filename in filenames:
-            if filename.endswith('/'):
-                subdirs.append(filename.strip('/'))
-        return subdirs
-
-    def GetNewFiles(self):
-        """Return a list of files which are in this directory but NOT under
-        SVN control.
-        """
-        return self.GetFilesWithStatus(STATUS_NOT_UNDER_SVN_CONTROL)
-
-    def GetNewAndModifiedFiles(self):
-        """Return a list of files in this dir which are newly added or modified,
-        including those that are not (yet) under SVN control.
-        """
-        return self.GetFilesWithStatus(
-            STATUS_ADDED | STATUS_MODIFIED | STATUS_NOT_UNDER_SVN_CONTROL)
-
-    def GetFilesWithStatus(self, status):
-        """Return a list of files in this dir with the given SVN status.
-
-        @param status bitfield combining one or more STATUS_xxx values
-        """
-        status_types_string = ''
-        if status & STATUS_ADDED:
-            status_types_string += 'A'
-        if status & STATUS_DELETED:
-            status_types_string += 'D'
-        if status & STATUS_MODIFIED:
-            status_types_string += 'M'
-        if status & STATUS_NOT_UNDER_SVN_CONTROL:
-            status_types_string += '\?'
-        status_regex_string = '^[%s].....\s+(.+)$' % status_types_string
-        stdout = self._RunCommand([SVN, 'status']).replace('\r', '')
-        status_regex = re.compile(status_regex_string, re.MULTILINE)
-        files = status_regex.findall(stdout)
-        return files
-
-    def AddFiles(self, filenames):
-        """Adds these files to SVN control.
-
-        @param filenames files to add to SVN control
-        """
-        self._RunCommand([SVN, 'add'] + filenames)
-
-    def SetProperty(self, filenames, property_name, property_value):
-        """Sets a svn property for these files.
-
-        @param filenames files to set property on
-        @param property_name property_name to set for each file
-        @param property_value what to set the property_name to
-        """
-        if filenames:
-            self._RunCommand(
-                [SVN, 'propset', property_name, property_value] + filenames)
-
-    def SetPropertyByFilenamePattern(self, filename_pattern,
-                                     property_name, property_value):
-        """Sets a svn property for all files matching filename_pattern.
-
-        @param filename_pattern set the property for all files whose names match
-               this Unix-style filename pattern (e.g., '*.jpg')
-        @param property_name property_name to set for each file
-        @param property_value what to set the property_name to
-        """
-        with self._rlock:
-            all_files = os.listdir(self._directory)
-            matching_files = sorted(fnmatch.filter(all_files, filename_pattern))
-            self.SetProperty(matching_files, property_name, property_value)
-
-    def ExportBaseVersionOfFile(self, file_within_repo, dest_path):
-        """Retrieves a copy of the base version (what you would get if you ran
-        'svn revert') of a file within the repository.
-
-        @param file_within_repo path to the file within the repo whose base
-               version you wish to obtain
-        @param dest_path destination to which to write the base content
-        """
-        self._RunCommand([SVN, 'export', '--revision', 'BASE', '--force',
-                          file_within_repo, dest_path])