Fix piecewise boundaries and droppath dtype (#8988)

* fix piecewise boundaries and droppath dtype

* fix tipc piecewise boundaries and droppath dtype

configs/rec/PP-OCRv3/ch_PP-OCRv3_rec_distillation.yml

@@ -27,7 +27,7 @@ Optimizer:
   beta2: 0.999
   lr:
     name: Piecewise
-    decay_epochs : [700, 800]
+    decay_epochs : [700]
     values : [0.0005, 0.00005]
     warmup_epoch: 5
   regularizer:

configs/rec/ch_PP-OCRv2/ch_PP-OCRv2_rec.yml

@@ -27,7 +27,7 @@ Optimizer:
   beta2: 0.999
   lr:
     name: Piecewise
-    decay_epochs : [700, 800]
+    decay_epochs : [700]
     values : [0.001, 0.0001]
     warmup_epoch: 5
   regularizer:

configs/rec/ch_PP-OCRv2/ch_PP-OCRv2_rec_distillation.yml

@@ -28,7 +28,7 @@ Optimizer:
   beta2: 0.999
   lr:
     name: Piecewise
-    decay_epochs : [700, 800]
+    decay_epochs : [700]
     values : [0.001, 0.0001]
     warmup_epoch: 5
   regularizer:

configs/rec/ch_PP-OCRv2/ch_PP-OCRv2_rec_enhanced_ctc_loss.yml

@@ -27,7 +27,7 @@ Optimizer:
   beta2: 0.999
   lr:
     name: Piecewise
-    decay_epochs : [700, 800]
+    decay_epochs : [700]
     values : [0.001, 0.0001]
     warmup_epoch: 5
   regularizer:

configs/rec/rec_resnet_stn_bilstm_att.yml

 Global:
   use_gpu: True
-  epoch_num: 400
+  epoch_num: 6
   log_smooth_window: 20
   print_batch_step: 10
   save_model_dir: ./output/rec/seed
@@ -27,7 +27,7 @@ Optimizer:
   momentum: 0.9
   lr:
     name: Piecewise
-    decay_epochs: [4,5,8]
+    decay_epochs: [4, 5]
     values: [1.0, 0.1, 0.01]
   regularizer:
     name: 'L2'

ppocr/modeling/backbones/rec_svtrnet.py

@@ -32,7 +32,7 @@ def drop_path(x, drop_prob=0., training=False):
     """
     if drop_prob == 0. or not training:
         return x
-    keep_prob = paddle.to_tensor(1 - drop_prob)
+    keep_prob = paddle.to_tensor(1 - drop_prob, dtype=x.dtype)
     shape = (paddle.shape(x)[0], ) + (1, ) * (x.ndim - 1)
     random_tensor = keep_prob + paddle.rand(shape, dtype=x.dtype)
     random_tensor = paddle.floor(random_tensor)  # binarize

test_tipc/configs/ch_PP-OCRv2_rec/ch_PP-OCRv2_rec_distillation.yml

@@ -27,7 +27,7 @@ Optimizer:
   beta2: 0.999
   lr:
     name: Piecewise
-    decay_epochs : [700, 800]
+    decay_epochs : [700]
     values : [0.001, 0.0001]
     warmup_epoch: 5
   regularizer:

test_tipc/configs/ch_PP-OCRv3_rec/ch_PP-OCRv3_rec_distillation.yml

@@ -27,7 +27,7 @@ Optimizer:
   beta2: 0.999
   lr:
     name: Piecewise
-    decay_epochs : [700, 800]
+    decay_epochs : [700]
     values : [0.0005, 0.00005]
     warmup_epoch: 5
   regularizer: