import math
import os
import numpy as np
from box import Box # type: ignore
[docs]def study_id_from_path(filepath):
return os.path.splitext(os.path.basename(filepath))[0]
[docs]def str2bool(value):
if value is None:
return False
if isinstance(value, bool):
return value
return value.lower() in {"true", "yes", "1", "1.0", "t", "y"}
[docs]def isnan(val):
return val is None or np.isnan(val)
[docs]def camelize_string(data: str) -> str:
tokens = data.split("_")
return tokens[0] + "".join(x.title() for x in tokens[1:])
[docs]def to_response_json(data) -> dict:
"""Convert a dict or Box to an acceptable response JSON."""
result: dict = {}
for key, value in data.items():
if isinstance(value, Box):
value = value.to_dict()
if isinstance(value, dict):
result[camelize_string(key)] = to_response_json(value)
elif isinstance(value, (list, tuple)):
new_value = []
for item in value:
if isinstance(item, dict):
new_value.append(to_response_json(item))
else:
new_value.append(item)
result[camelize_string(key)] = new_value
else:
result[camelize_string(key)] = value
return result
[docs]def convert_size(size_bytes: int) -> str:
"""
Convert an integer representing size in bytes to a human-readable string.
Copied from:
https://stackoverflow.com/questions/5194057/better-way-to-convert-file-sizes-in-python
"""
if size_bytes == 0:
return "0B"
suffix = ("B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB")
exponent = int(math.floor(math.log(size_bytes, 1024)))
size = round(size_bytes / math.pow(1024, exponent), 2)
return f"{size} {suffix[exponent]}"