// resources (mostly TensorArray and Stack, used in while loop gradients in
// graph mode). Calling this on a context tells it to start a step.
TF_CAPI_EXPORT extern void TFE_ContextStartStep(TFE_Context* ctx);

// Ends a step. When there is no active step (that is, every started step has
// been ended) step containers will be cleared. Note: it is not safe to call
// TFE_ContextEndStep while ops that rely on the step container may be running.

  ///   * Might use any other error value for `status` to signal other errors.
  int (*start_transaction)(const TF_Filesystem* filesystem,
                           TF_TransactionToken** token, TF_Status* status);

  /// Ends transaction and free the `token`. Any access to token after
  /// that will be invalid.
  ///
  /// In case of error, plugins must set `status` to a value different than

    and
    [CVE-2019-16168](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16168)

# Release 2.1.0

TensorFlow 2.1 will be the last TF release supporting Python 2. Python 2 support
[officially ends an January 1, 2020](https://www.python.org/dev/peps/pep-0373/#update).
[As announced earlier](https://groups.google.com/a/tensorflow.org/d/msg/announce/gVwS5RC8mds/dCt1ka2XAAAJ),