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Konstantinos Vandikas eca9b8ef08 allow for configuring default_dir (#3277)
* allow for configuring default_dir

* allow for using DGLDEFAULTDIR environment variable

* Update env_var.rst

Co-authored-by: Quan (Andy) Gan <coin2028@hotmail.com>
Co-authored-by: Jinjing Zhou <VoVAllen@users.noreply.github.com>
2021-08-26 17:32:16 +00:00

23 行
1021 B
Python

import argparse
import os
import json
def set_default_backend(default_dir, backend_name):
if not os.path.exists(default_dir):
os.makedirs(default_dir)
config_path = os.path.join(default_dir, 'config.json')
with open(config_path, "w") as config_file:
json.dump({'backend': backend_name.lower()}, config_file)
print('Setting the default backend to "{}". You can change it in the '
'~/.dgl/config.json file or export the DGLBACKEND environment variable. '
'Valid options are: pytorch, mxnet, tensorflow (all lowercase)'.format(
backend_name))
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("default_dir", type=str, default=os.path.join(os.path.expanduser('~'), '.dgl'))
parser.add_argument("backend", nargs=1, type=str, choices=[
'pytorch', 'tensorflow', 'mxnet'], help="Set default backend")
args = parser.parse_args()
set_default_backend(args.default_dir, args.backend[0])