removing XLMConfig inheritance from FlaubertConfig (#19326)

* removing XLMConfig inheritance from FlaubertConfig

* removing XLMConfig inheritance from FlaubertConfig

* Fixed styling issue

* Update configuration_flaubert.py

Co-authored-by: Druhin Abrol <druhinabrol@192.168.1.6>

src/transformers/models/flaubert/configuration_flaubert.py

@@ -12,14 +12,13 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-""" Flaubert configuration, based on XLM."""
-
+""" Flaubert configuration"""
 from collections import OrderedDict
 from typing import Mapping
 
+from ...configuration_utils import PretrainedConfig
 from ...onnx import OnnxConfig
 from ...utils import logging
-from ..xlm.configuration_xlm import XLMConfig
 
 
 logger = logging.get_logger(__name__)
@@ -32,7 +31,7 @@ FLAUBERT_PRETRAINED_CONFIG_ARCHIVE_MAP = {
 }
 
 
-class FlaubertConfig(XLMConfig):
+class FlaubertConfig(PretrainedConfig):
     """
     This is the configuration class to store the configuration of a [`FlaubertModel`] or a [`TFFlaubertModel`]. It is
     used to instantiate a FlauBERT model according to the specified arguments, defining the model architecture.
@@ -137,11 +136,90 @@ class FlaubertConfig(XLMConfig):
     """
 
     model_type = "flaubert"
+    attribute_map = {
+        "hidden_size": "emb_dim",
+        "num_attention_heads": "n_heads",
+        "num_hidden_layers": "n_layers",
+        "n_words": "vocab_size",  # For backward compatibility
+    }
 
-    def __init__(self, layerdrop=0.0, pre_norm=False, pad_token_id=2, bos_token_id=0, **kwargs):
+    def __init__(
+        self,
+        pre_norm=False,
+        layerdrop=0.0,
+        vocab_size=30145,
+        emb_dim=2048,
+        n_layers=12,
+        n_heads=16,
+        dropout=0.1,
+        attention_dropout=0.1,
+        gelu_activation=True,
+        sinusoidal_embeddings=False,
+        causal=False,
+        asm=False,
+        n_langs=1,
+        use_lang_emb=True,
+        max_position_embeddings=512,
+        embed_init_std=2048**-0.5,
+        layer_norm_eps=1e-12,
+        init_std=0.02,
+        bos_index=0,
+        eos_index=1,
+        pad_index=2,
+        unk_index=3,
+        mask_index=5,
+        is_encoder=True,
+        summary_type="first",
+        summary_use_proj=True,
+        summary_activation=None,
+        summary_proj_to_labels=True,
+        summary_first_dropout=0.1,
+        start_n_top=5,
+        end_n_top=5,
+        mask_token_id=0,
+        lang_id=0,
+        pad_token_id=2,
+        bos_token_id=0,
+        **kwargs
+    ):
         """Constructs FlaubertConfig."""
-        self.layerdrop = layerdrop
         self.pre_norm = pre_norm
+        self.layerdrop = layerdrop
+        self.vocab_size = vocab_size
+        self.emb_dim = emb_dim
+        self.n_layers = n_layers
+        self.n_heads = n_heads
+        self.dropout = dropout
+        self.attention_dropout = attention_dropout
+        self.gelu_activation = gelu_activation
+        self.sinusoidal_embeddings = sinusoidal_embeddings
+        self.causal = causal
+        self.asm = asm
+        self.n_langs = n_langs
+        self.use_lang_emb = use_lang_emb
+        self.layer_norm_eps = layer_norm_eps
+        self.bos_index = bos_index
+        self.eos_index = eos_index
+        self.pad_index = pad_index
+        self.unk_index = unk_index
+        self.mask_index = mask_index
+        self.is_encoder = is_encoder
+        self.max_position_embeddings = max_position_embeddings
+        self.embed_init_std = embed_init_std
+        self.init_std = init_std
+        self.summary_type = summary_type
+        self.summary_use_proj = summary_use_proj
+        self.summary_activation = summary_activation
+        self.summary_proj_to_labels = summary_proj_to_labels
+        self.summary_first_dropout = summary_first_dropout
+        self.start_n_top = start_n_top
+        self.end_n_top = end_n_top
+        self.mask_token_id = mask_token_id
+        self.lang_id = lang_id
+
+        if "n_words" in kwargs:
+            self.n_words = kwargs["n_words"]
+
         super().__init__(pad_token_id=pad_token_id, bos_token_id=bos_token_id, **kwargs)