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Add support for reproducibility in generate.py #10

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Add support for reproducibility in generate.py #10

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12 changes: 11 additions & 1 deletion generate.py
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Expand Up @@ -2,8 +2,9 @@
from argparse import ArgumentParser
import os
import sys

import torch
import numpy
import random

script_dir = os.path.dirname(os.path.abspath(__file__))
code_model_dir = os.path.abspath(os.path.join(script_dir, 'model'))
Expand All @@ -23,6 +24,8 @@
parser.add_argument('--gen_len', type=int, help='Length of generation')
parser.add_argument('--temp', type=float, help='Generation temperature')
parser.add_argument('--topk', type=int, help='Top-k sampling')
parser.add_argument('--seed', type=int,
help='Seed for the random number generators, allowing reproducibility')

parser.set_defaults(
model_dir=None,
Expand All @@ -37,6 +40,13 @@

args = parser.parse_args()

if(args.seed is not None):
# https://pytorch.org/docs/stable/notes/randomness.html
random.seed(args.seed)
numpy.random.seed(args.seed)
torch.manual_seed(args.seed)
torch.use_deterministic_algorithms(True)

model_fp = os.path.join(args.model_dir, 'model.pt')
vocab_fp = os.path.join(args.model_dir, 'vocab.txt')
if not os.path.isdir(args.out_dir):
Expand Down