fix doc tests.

Signed-off-by: xwjiang2010 <xwjiang2010@gmail.com>

doc/source/tune/doc_code/key_concepts.py

@@ -148,7 +148,7 @@ def load_checkpoint(self, checkpoint_dir):
 
 best_result = results.get_best_result()  # Get best result object
 best_config = best_result.config  # Get best trial's hyperparameters
-best_logdir = best_result.log_dir  # Get best trial's logdir
+best_logdir = best_result.path  # Get best trial's result directory
 best_checkpoint = best_result.checkpoint  # Get best trial's best checkpoint
 best_metrics = best_result.metrics  # Get best trial's last results
 best_result_df = best_result.metrics_dataframe  # Get best result as pandas dataframe

doc/source/tune/examples/pbt_guide.ipynb

@@ -275,8 +275,8 @@
     "# Get the best trial result\n",
     "best_result = results_grid.get_best_result(metric=\"mean_accuracy\", mode=\"max\")\n",
     "\n",
-    "# Print `log_dir` where checkpoints are stored\n",
-    "print('Best result logdir:', best_result.log_dir)\n",
+    "# Print `path` where checkpoints are stored\n",
+    "print('Best result logdir:', best_result.path)\n",
     "\n",
     "# Print the best trial `config` reported at the last iteration\n",
     "# NOTE: This config is just what the trial ended up with at the last iteration.\n",

doc/source/tune/examples/tune_analyze_results.ipynb

@@ -530,7 +530,7 @@
             "id": "403111f9",
             "metadata": {},
             "source": [
-                "Next, we can access the trial's log directory via `Result.log_dir`. The result `log_dir` gives the trial level directory that contains checkpoints (if you had checkpointing enabled) and logged metrics to load manually or inspect using a tool like Tensorboard (see `result.json`, `progress.csv`)."
+                "Next, we can access the trial's log directory via `Result.path`. The result `path` gives the trial level directory that contains checkpoints (if you had checkpointing enabled) and logged metrics to load manually or inspect using a tool like Tensorboard (see `result.json`, `progress.csv`)."
             ]
         },
         {
@@ -551,7 +551,7 @@
                 }
             ],
             "source": [
-                "best_result.log_dir"
+                "best_result.path"
             ]
         },
         {