Better examples

examples/run_lm_finetuning.py

@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 """
-Fine-tuning the library models for language modeling on WikiText-2 (GPT, GPT-2, BERT, RoBERTa).
+Fine-tuning the library models for language modeling on a text file (GPT, GPT-2, BERT, RoBERTa).
 GPT and GPT-2 are fine-tuned using a causal language modeling (CLM) loss while BERT and RoBERTa are fine-tuned
 using a masked language modeling (MLM) loss.
 """