Python types.StringTypes方法代码示例

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def similarity(self, v1, v2):
        """Return cosine similarity of given words or vectors.

        If v1/v2 is a string, look up the corresponding word vector.
        This is not particularly efficient function. Instead of many
        invocations, consider word_similarity() or direct computation.
        """
        
        vs = [v1, v2]
        for i, v in enumerate(vs):
            if isinstance(v, StringTypes):
                v = self.word_to_unit_vector(v)
            else:
                v = v/numpy.linalg.norm(v) # costly but safe
            vs[i] = v
        return numpy.dot(vs[0], vs[1]) 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def scopes_to_string(scopes):
  """Converts scope value to a string.

  If scopes is a string then it is simply passed through. If scopes is an
  iterable then a string is returned that is all the individual scopes
  concatenated with spaces.

  Args:
    scopes: string or iterable of strings, the scopes.

  Returns:
    The scopes formatted as a single string.
  """
  if isinstance(scopes, types.StringTypes):
    return scopes
  else:
    return ' '.join(scopes) 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def make_fancy_blob(self, name, timestamp_seconds, value):
    """Makes a blob containing "name", "timestamp" and "value" attributes.

    Args:
      name: the name of this object (the value of the 'id' attribute).
      timestamp_seconds: a timestamp in seconds.
      value: a value of any type.

    Returns:
    A dictionary containing 'id', 'timestamp', and 'value' key/value pairs.
    """
    assert isinstance(name, types.StringTypes)
    assert isinstance(timestamp_seconds, float)
    return {'id': name,
            'timestamp': utilities.seconds_to_timestamp(timestamp_seconds),
            'value': value} 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def dump(self, output_format):
    """Returns the context graph in the specified format."""
    assert isinstance(output_format, types.StringTypes)

    self._context_resources.sort(key=lambda x: x['id'])
    self._context_relations.sort(key=lambda x: (x['source'], x['target']))

    if output_format == 'dot':
      return self.to_dot_graph()
    elif output_format == 'context_graph':
      return self.to_context_graph()
    elif output_format == 'resources':
      return self.to_context_resources()
    else:
      msg = 'invalid dump() output_format: %s' % output_format
      app.logger.error(msg)
      raise collector_error.CollectorError(msg) 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def count_relations(self, output, type_name,
                      source_type=None, target_type=None):
    """Count relations of the specified type (e.g., "contains").

    If the source type and/or target type is specified (e.g., "Node", "Pod",
    etc.), count only relations that additionally match that constraint.
    """
    assert isinstance(output, dict)
    assert isinstance(type_name, types.StringTypes)
    if not isinstance(output.get('relations'), list):
      return 0

    n = 0
    for r in output.get('relations'):
      assert isinstance(r, dict)
      if r['type'] != type_name:
        continue
      if source_type and r['source'].split(':')[0] != source_type:
        continue
      if target_type and r['target'].split(':')[0] != target_type:
        continue
      n += 1

    return n 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def data_to_float(self, data):
        return convert_floats(data)

        for key, value in data.iteritems():

            # Sanity checks
            if type(value) in types.StringTypes:
                continue

            if value is None:
                data[key] = None
                continue

            # Convert to float
            try:
                data[key] = float(value)
            except (TypeError, ValueError) as ex:
                log.warn(u'Measurement "{key}: {value}" float conversion failed: {ex}', key=key, value=value, ex=ex) 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def writexml(self, stream, indent='', addindent='', newl='', strip=0,
                 nsprefixes={}, namespace=''):
        if self.raw:
            val = self.nodeValue
            if not isinstance(val, StringTypes):
                val = str(self.nodeValue)
        else:
            v = self.nodeValue
            if not isinstance(v, StringTypes):
                v = str(v)
            if strip:
                v = ' '.join(v.split())
            val = escape(v)
        if isinstance(val, UnicodeType):
            val = val.encode('utf8')
        stream.write(val) 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def parse_lock_id(data_str):
    """
    Parse string generated by lock_id()
    """

    node_id, ip, process_id, _uuid = (
        data_str.split('-', 3) + ([None] * 4))[:4]

    if type(process_id) in types.StringTypes and process_id.isdigit():
        process_id = int(process_id)
    else:
        process_id = None

    rst = {
        'node_id': node_id,
        'ip': ip,
        'process_id': process_id,
        'uuid': _uuid,
        'txid': None
    }

    if node_id.startswith('txid:'):
        rst['txid'] = node_id.split(':', 1)[1]

    return rst 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def is_ip4(ip):

    if type(ip) not in types.StringTypes:
        return False

    ip = ip.split('.')

    for s in ip:

        if not s.isdigit():
            return False

        i = int(s)
        if i < 0 or i > 255:
            return False

    return len(ip) == 4 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def expect_exact(self, pattern_list, timeout = -1, searchwindowsize = -1):

        """This is similar to expect(), but uses plain string matching instead
        of compiled regular expressions in 'pattern_list'. The 'pattern_list'
        may be a string; a list or other sequence of strings; or TIMEOUT and
        EOF.

        This call might be faster than expect() for two reasons: string
        searching is faster than RE matching and it is possible to limit the
        search to just the end of the input buffer.

        This method is also useful when you don't want to have to worry about
        escaping regular expression characters that you want to match."""

        if type(pattern_list) in types.StringTypes or pattern_list in (TIMEOUT, EOF):
            pattern_list = [pattern_list]
        return self.expect_loop(searcher_string(pattern_list), timeout, searchwindowsize) 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def getint(v):
    import types
    # extract digits from a string to form an integer
    try:
        return int(v)
    except ValueError:
        pass
    if not isinstance(v, types.StringTypes):
        return 0
    a = "0"
    for d in v:
        if d in "0123456789":
            a += d
    return int(a)

#==============================================================================
# define scale factor for displaying page images (20% larger)
#============================================================================== 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def approximate_similarity(self, v1, v2, bits=None):
        """Return approximate cosine similarity of given words or vectors.

        Uses random hyperplane-based locality sensitive hashing (LSH)
        with given number of bits. If bits is None, estimate number of
        bits to use.

        LSH is initialized on the first invocation, which may take
        long for large numbers of word vectors. For a small number of
        invocations, similarity() may be more efficient.
        """

        if self._w2h_lsh is None or (bits is not None and bits != self._w2h_lsh.bits):
            if not with_gmpy:
                logging.warning('gmpy not available, approximate similarity '
                                'may be slow.')
            self._w2h_lsh = self._initialize_lsh(bits, fill=False)
            self._w2h_map = {}
            logging.info('init word-to-hash map: start')
            for w, v in self:
                self._w2h_map[w] = self._w2h_lsh.hash(v)
            logging.info('init word-to-hash map: done')            

        hashes = []
        for v in (v1, v2):
            if isinstance(v, StringTypes):
                h = self._w2h_map[v]
            else:
                h = self._w2h_lsh.hash(v)
            hashes.append(h)

        return self._w2h_lsh.hash_similarity(hashes[0], hashes[1]) 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def nearest(self, v, n=10, exclude=None, candidates=None):
        """Return nearest n words and similarities for given word or vector,
        excluding given words.

        If v is a string, look up the corresponding word vector.
        If exclude is None and v is a string, exclude v.
        If candidates is not None, only consider (word, vector)
        values from iterable candidates.
        Return value is a list of (word, similarity) pairs.
        """

        if isinstance(v, StringTypes):
            v, w = self.word_to_unit_vector(v), v
        else:
            v, w = v/numpy.linalg.norm(v), None
        if exclude is None:
            exclude = [] if w is None else set([w])
        if not self._normalized:
            sim = partial(self._item_similarity, v=v)
        else:
            sim = partial(self._item_similarity_normalized, v=v)
        if candidates is None:
            candidates = self.word_to_vector_mapping().iteritems()
        nearest = heapq.nlargest(n+len(exclude), candidates, sim)
        wordsim = [(p[0], sim(p)) for p in nearest if p[0] not in exclude]
        return wordsim[:n] 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def format(self, value):
    if isinstance(value, types.StringTypes):
      return value
    else:
      return str(value) 

# 需要导入模块: import types [as 别名]
# 或者: from types import StringTypes [as 别名]
def get_file_watcher(directories, use_mtime_file_watcher):
  """Returns an instance that monitors a hierarchy of directories.

  Args:
    directories: A list representing the paths of the directories to monitor.
    use_mtime_file_watcher: A bool containing whether to use mtime polling to
        monitor file changes even if other options are available on the current
        platform.

  Returns:
    A FileWatcher appropriate for the current platform. start() must be called
    before has_changes().
  """
  assert not isinstance(directories, types.StringTypes), 'expected list got str'
  if len(directories) != 1:
    return _MultipleFileWatcher(directories, use_mtime_file_watcher)

  directory = directories[0]
  if use_mtime_file_watcher:
    return mtime_file_watcher.MtimeFileWatcher(directory)
  elif sys.platform.startswith('linux'):
    return inotify_file_watcher.InotifyFileWatcher(directory)
  elif sys.platform.startswith('win'):
    return win32_file_watcher.Win32FileWatcher(directory)
  return mtime_file_watcher.MtimeFileWatcher(directory)

  # NOTE: The Darwin-specific watcher implementation (found in the deleted file
  # fsevents_file_watcher.py) was incorrect - the Mac OS X FSEvents
  # implementation does not detect changes in symlinked files or directories. It
  # also does not provide file-level change precision before Mac OS 10.7.
  #
  # It is still possible to provide an efficient implementation by watching all
  # symlinked directories and using mtime checking for symlinked files. On any
  # change in a directory, it would have to be rescanned to see if a new
  # symlinked file or directory was added. It also might be possible to use
  # kevents instead of the Carbon API to detect files changes.