Fixes 'Import Error'

"ImportError: This modeling file requires the following packages that were not found in your environment: configuration_gpt2l. Run `pip install configuration_gpt2l`"
This error should now not occur.

modeling_gpt2l.py

@@ -24,7 +24,7 @@ import torch.nn as nn
 from torch.nn import CrossEntropyLoss, MSELoss
 
 from transformers.activations import ACT2FN
-from configuration_gpt2l import GPT2LConfig
+from .configuration_gpt2l import GPT2LConfig
 from transformers.file_utils import (
     ModelOutput,
     add_start_docstrings,