class_docstr: This is the central parsing class Jinja uses.  It's passed to
  extensions and can be used to parse expressions or statements.
class_docstr_tok: ["This","is","the","central","parsing","class","Jinja","uses",".","It","'s","passed","to","extensions","and","can","be","used","to","parse","expressions","or","statements","."]
code: def parse_filter_block(self):
      node = nodes.FilterBlock(lineno=next(self.stream).lineno)
      node.filter = self.parse_filter(None, start_inline=True)
      node.body = self.parse_statements(
          ("name:endfilter",), drop_needle=True
      )
      return node
  
imports: from .None import nodes
  from ._compat import imap
  from .exceptions import TemplateAssertionError
  from .exceptions import TemplateSyntaxError
  from .lexer import describe_token
  from .lexer import describe_token_expr
label_desc: Use image node_id 23 for calling the Parser obj's underlying member method code with example usage: obj.parse_filter_block() and returns: node