86     def _prettyPrintByName(self, name, seen=None, dent=0):  argument
91           seen: list of string, Names of schema already seen. Used to handle
98         if seen is None:
99             seen = []
101         if name in seen:
104         seen.append(name)
108                 self.schemas[name], seen, dent=dent
111         seen.pop()
126         return self._prettyPrintByName(name, seen=[], dent=0)[:-2]
129     def _prettyPrintSchema(self, schema, seen=None, dent=0):  argument
134           seen: list of string, Names of schema already seen. Used to handle
141         if seen is None:
142             seen = []
144         return _SchemaToStruct(schema, seen, dent=dent).to_str(self._prettyPrintByName)
173     def __init__(self, schema, seen, dent=0):  argument
178           seen: list, List of names of schema already seen while parsing. Used to
198         # List of names of schema already seen while parsing.
199         self.seen = seen
268             s = self.from_cache(schemaName, seen=self.seen)
307           from_cache: callable(name, seen), Callable that retrieves an object
308              prototype for a schema with the given name. Seen is a list of schema
309              names already seen as we recursively descend the schema definition.