lightning/tests/collect_env_details.py

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"""Diagnose your system and show basic information
This server mainly to get detail info for better bug reporting.
"""
import os
import re
import sys
import platform
import numpy
import tensorboard
import torch
import tqdm
sys.path += [os.path.abspath('..'), os.path.abspath('.')]
import pytorch_lightning # noqa: E402
LEVEL_OFFSET = '\t'
KEY_PADDING = 20
def run_and_parse_first_match(run_lambda, command, regex):
"""Runs command using run_lambda, returns the first regex match if it exists"""
rc, out, _ = run_lambda(command)
if rc != 0:
return None
match = re.search(regex, out)
if match is None:
return None
return match.group(1)
def get_running_cuda_version(run_lambda):
return run_and_parse_first_match(run_lambda, 'nvcc --version', r'V(.*)$')
def info_system():
return {
'OS': platform.system(),
'architecture': platform.architecture(),
'version': platform.version(),
'processor': platform.processor(),
'python': platform.python_version(),
}
def info_cuda():
return {
'GPU': set([torch.cuda.get_device_name(i) for i in range(torch.cuda.device_count())]),
# 'nvidia_driver': get_nvidia_driver_version(run_lambda),
'available': torch.cuda.is_available(),
'version': torch.version.cuda,
}
def info_packages():
return {
'numpy': numpy.__version__,
"pyTorch_version": torch.__version__,
'pyTorch_debug': torch.version.debug,
'pytorch-lightning': pytorch_lightning.__version__,
'tensorboard': tensorboard.__version__,
'tqdm': tqdm.__version__,
}
def nice_print(details, level=0):
lines = []
for k in sorted(details):
key = f'{k}:'
if isinstance(details[k], dict):
lines += [level * LEVEL_OFFSET + key]
lines += nice_print(details[k], level + 1)
elif isinstance(details[k], (set, list, tuple)):
lines += [level * LEVEL_OFFSET + key]
lines += [(level + 1) * LEVEL_OFFSET + v for v in details[k]]
else:
template = '{:%is} {}' % KEY_PADDING
key_val = template.format(key, details[k])
lines += [(level * LEVEL_OFFSET) + key_val]
return lines
def main():
details = {
"system": info_system(),
'cuda': info_cuda(),
'packages': info_packages(),
}
lines = nice_print(details)
text = os.linesep.join(lines)
print(text)
if __name__ == '__main__':
main()