repair formula bug when export (#14442)

ppocr/modeling/heads/rec_ppformulanet_head.py

@@ -424,6 +424,7 @@ class CustomMBartDecoder(MBartDecoder):
         output_hidden_states=None,
         return_dict=None,
     ):
+        self.is_export = False if self.training else True
 
         output_attentions = (
             output_attentions
@@ -1370,6 +1371,7 @@ class PPFormulaNet_Head(UniMERNetHead):
 
     # forward for export
     def forward(self, inputs, targets=None):
+        self.is_export = False if self.training else True
         if not self.training:
             encoder_outputs = inputs
             model_kwargs = {

ppocr/modeling/heads/rec_unimernet_head.py

@@ -1518,11 +1518,6 @@ class MyMultiheadAttention(nn.Layer):
         if self.bias_v is not None:
             xavier_normal_(self.bias_v)
 
-    def __setstate__(self, state):
-        if "_qkv_same_embed_dim" not in state:
-            state["_qkv_same_embed_dim"] = True
-        super(nn.MultiheadAttention, self).__setstate__(state)
-
     def forward(
         self,
         query: paddle.Tensor,
@@ -1680,7 +1675,7 @@ class CustomMBartDecoder(MBartDecoder):
         output_hidden_states=None,
         return_dict=None,
     ):
-
+        self.is_export = False if self.training else True
         output_attentions = (
             output_attentions
             if output_attentions is not None
@@ -2650,6 +2645,7 @@ class UniMERNetHead(nn.Layer):
             During inference: Returns predicted latex code.
             During training: Returns logits, predicted counts, and masked labels.
         """
+        self.is_export = False if self.training else True
         if not self.training:
             encoder_outputs = inputs
             if self.is_export: