class_docstr: FiftyOne annotation configuration settings.
class_docstr_tok: ["FiftyOne","annotation","configuration","settings","."]
code: def __init__(self, d=None):
      if d is None:
          d = {}
  
      self.default_backend = self.parse_string(
          d,
          "default_backend",
          env_var="FIFTYONE_ANNOTATION_DEFAULT_BACKEND",
          default="cvat",
      )
  
      self.backends = self._parse_backends(d)
      if self.default_backend not in self.backends:
          self.default_backend = next(
              iter(sorted(self.backends.keys())), None
          )
  
imports: import logging
  import os
  import pytz
  import eta
  import eta.core.config
  import fiftyone.constants
  import fiftyone.core.utils
label_desc: Use image node_id 1 to create a new AnnotationConfig object from inherited base classes: EnvConfig with example: obj = AnnotationConfig(d)