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"""
This is a batched LSTM forward and backward pass
"""
import numpy as np
import code

class LSTM:
  
  @staticmethod
  def init(input_size, hidden_size, fancy_forget_bias_init = 3):

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//used for training

def bi_lstm_unroll(seq_len, input_size,num_hidden, num_embed, num_label, dropout=0.):
    embed_weight = mx.sym.Variable("embed_weight")
    cls_weight = mx.sym.Variable("cls_weight")
    cls_bias = mx.sym.Variable("cls_bias")
    last_states = []
    last_states.append(LSTMState(c = mx.sym.Variable("l0_init_c"), h = mx.sym.Variable("l0_init_h")))
    last_states.append(LSTMState(c = mx.sym.Variable("l1_init_c"), h = mx.sym.Variable("l1_init_h")))
    forward_param = LSTMParam(i2h_weight=mx.sym.Variable("l0_i2h_weight"),

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# pylint: disable=C0111,too-many-arguments,too-many-instance-attributes,too-many-locals,redefined-outer-name,fixme
# pylint: disable=superfluous-parens, no-member, invalid-name
import sys
sys.path.insert(0, "../../python")
import mxnet as mx
import numpy as np
import cv2, random

from io import BytesIO
from captcha.image import ImageCaptcha