181 lines
6.9 KiB
Plaintext
181 lines
6.9 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "equal-singles",
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"metadata": {},
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"outputs": [],
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"source": [
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"import numpy as np\n",
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"import pandas as pd\n",
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"import torch\n",
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"import csv\n",
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"import lzma\n",
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"import gensim.downloader\n",
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"from nltk import word_tokenize"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"id": "involved-understanding",
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"metadata": {},
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"outputs": [],
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"source": [
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"x_train = pd.read_table('in.tsv', sep='\\t', header=None, quoting=3)\n",
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"y_train = pd.read_table('expected.tsv', sep='\\t', header=None, quoting=3)\n",
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"#x_dev = pd.read_table('dev-0/in.tsv.xz', compression='xz', sep='\\t', header=None, quoting=3)\n",
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"#x_test = pd.read_table('test-A/in.tsv.xz', compression='xz', sep='\\t', header=None, quoting=3)\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 5,
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"id": "collaborative-cincinnati",
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"metadata": {},
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"outputs": [
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{
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"ename": "AttributeError",
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"evalue": "module 'torch' has no attribute 'nn'",
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"output_type": "error",
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"traceback": [
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"\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
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"\u001b[0;31mAttributeError\u001b[0m Traceback (most recent call last)",
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"\u001b[0;32m<ipython-input-5-11c9482004ae>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[1;32m 1\u001b[0m \u001b[0;31m#print('inicjalizacja modelu')\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 2\u001b[0;31m \u001b[0;32mclass\u001b[0m \u001b[0mNeuralNetworkModel\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mtorch\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mnn\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mModule\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m 3\u001b[0m \u001b[0;32mdef\u001b[0m \u001b[0m__init__\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 4\u001b[0m \u001b[0msuper\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mNeuralNetworkModel\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m__init__\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 5\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0ml01\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mtorch\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mnn\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mLinear\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;36m300\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;36m300\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
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"\u001b[0;31mAttributeError\u001b[0m: module 'torch' has no attribute 'nn'"
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]
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}
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],
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"source": [
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"#print('inicjalizacja modelu')\n",
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"class NeuralNetworkModel(torch.nn.Module):\n",
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" def __init__(self):\n",
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" super(NeuralNetworkModel, self).__init__()\n",
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" self.l01 = torch.nn.Linear(300, 300)\n",
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" self.l02 = torch.nn.Linear(300, 1)\n",
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"\n",
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" def forward(self, x):\n",
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" x = self.l01(x)\n",
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" x = torch.relu(x)\n",
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" x = self.l02(x)\n",
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" x = torch.sigmoid(x)\n",
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" return x"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "hydraulic-business",
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"metadata": {},
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"outputs": [],
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"source": [
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"#print('przygotowanie danych')\n",
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"\n",
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"x_train = x_train.str.lower()\n",
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"x_dev = x_dev[0].str.lower()\n",
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"x_test = x_test[0].str.lower()\n",
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"\n",
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"x_train = [word_tokenize(x) for x in x_train]\n",
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"x_dev = [word_tokenize(x) for x in x_dev]\n",
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"x_test = [word_tokenize(x) for x in x_test]\n",
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"\n",
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"word2vec = gensim.downloader.load('word2vec-google-news-300')\n",
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"x_train = [np.mean([word2vec[word] for word in content if word in word2vec] or [np.zeros(300)], axis=0) for content in x_train]\n",
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"x_dev = [np.mean([word2vec[word] for word in content if word in word2vec] or [np.zeros(300)], axis=0) for content in x_dev]\n",
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"x_test = [np.mean([word2vec[word] for word in content if word in word2vec] or [np.zeros(300)], axis=0) for content in x_test]\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "heavy-sandwich",
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"metadata": {},
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"outputs": [],
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"source": [
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"#print('trenowanie modelu')\n",
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"model = NeuralNetworkModel()\n",
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"BATCH_SIZE = 5\n",
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"criterion = torch.nn.BCELoss()\n",
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"optimizer = torch.optim.SGD(model.parameters(), lr=0.01)\n",
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"\n",
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"for epoch in range(BATCH_SIZE):\n",
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" model.train()\n",
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" for i in range(0, y_train.shape[0], BATCH_SIZE):\n",
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" X = x_train[i:i + BATCH_SIZE]\n",
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" X = torch.tensor(X)\n",
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" y = y_train[i:i + BATCH_SIZE]\n",
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" y = torch.tensor(y.astype(np.float32).to_numpy()).reshape(-1, 1)\n",
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" optimizer.zero_grad()\n",
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" outputs = model(X.float())\n",
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" loss = criterion(outputs, y)\n",
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" loss.backward()\n",
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" optimizer.step()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "small-pavilion",
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"metadata": {},
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"outputs": [],
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"source": [
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"#print('predykcja wynikow')\n",
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"y_dev = []\n",
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"y_test = []\n",
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"model.eval()\n",
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"\n",
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"with torch.no_grad():\n",
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" for i in range(0, len(x_dev), BATCH_SIZE):\n",
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" X = x_dev[i:i + BATCH_SIZE]\n",
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" X = torch.tensor(X)\n",
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" outputs = model(X.float())\n",
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" prediction = (outputs > 0.5)\n",
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" y_dev += prediction.tolist()\n",
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"\n",
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" for i in range(0, len(x_test), BATCH_SIZE):\n",
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" X = x_test[i:i + BATCH_SIZE]\n",
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" X = torch.tensor(X)\n",
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" outputs = model(X.float())\n",
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" y = (outputs >= 0.5)\n",
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" y_test += prediction.tolist()\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "toxic-pendant",
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"metadata": {},
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"outputs": [],
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"source": [
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"# print('eksportowanie do plików')\n",
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"y_dev = np.asarray(y_dev, dtype=np.int32)\n",
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"y_test = np.asarray(y_test, dtype=np.int32)\n",
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"y_dev.tofile('./dev-0/out.tsv', sep='\\n')\n",
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"y_test.tofile('./test-A/out.tsv', sep='\\n')\n"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.9.12"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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