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#Creating the iterable dataset object
dataset     = CustomIterableDataset('path_to/somefile')
#Creating the dataloader
dataloader  = DataLoader(dataset, batch_size = 64)

for data in dataloader:
    #Data is a list containing 64 (=batch_size) consecutive lines of the file
    print(len(data)) #[64,]
    
    #We still need to separate the text and labels from each other and preprocess the text

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class CustomIterableDatasetv1(IterableDataset):

    def __init__(self, filename):

        #Store the filename in object's memory
        self.filename = filename

        #And that's it, we no longer need to store the contents in the memory

    def preprocess(self, text):

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dataset = CustomIterableDatasetv1('path_to/somefile')
dataloader = DataLoader(dataset, batch_size = 64)

for X, y in dataloader:
    print(len(X)) # 64
    print(y.shape) # (64,)

    ### Do something with X and y

    ###

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class CustomIterableDatasetv2(IterableDataset):

    def __init__(self, filename_en, filename_gm):

        #Store the filenames in object's memory
        self.filename_en = filename_en
        self.filename_gm = filename_gm

        #And that's it, we no longer need to store the contents in the memory

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from tkinter import *
from PIL import ImageTk,Image
import time
import os

targetImageWidth = 850
targetImageHeight = 400

inputImageWidth = 0
inputImageHeight = 0

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"################################################################################\n",
        "# INSTALL CONDA ON GOOGLE COLAB\n",
        "################################################################################\n",
        "! wget https://repo.anaconda.com/miniconda/Miniconda3-py37_4.8.2-Linux-x86_64.sh\n",
        "! chmod +x Miniconda3-py37_4.8.2-Linux-x86_64.sh\n",
        "! bash ./Miniconda3-py37_4.8.2-Linux-x86_64.sh -b -f -p /usr/local\n",
        "import sys\n",
        "sys.path.append('/usr/local/lib/python3.7/site-packages/')"

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class LazyTextDataset(Dataset):
    def __init__(self, filename):
        self._filename = filename
        self._total_data = 0
        self._total_data = int(subprocess.check_output("wc -l " + filename, shell=True).split()[0])

    def __getitem__(self, idx):
        line = linecache.getline(self._filename, idx + 1)
        csv_line = csv.reader([line])
        return next(csv_line)

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const compareObjects = (a, b) => {
 if (a === b) return true;

 if (typeof a != 'object' || typeof b != 'object' || a == null || b == null) return false;

 let keysA = Object.keys(a), keysB = Object.keys(b);

 if (keysA.length != keysB.length) return false;

 for (let key of keysA) {