def _download_sidechainnet(casp_version, thinning, scn_dir):
"""Download the specified version of Sidechainnet."""
# Prepare destination paths for downloading
if format_sidechainnet_path(casp_version, thinning) not in BOXURLS:
raise FileNotFoundError(
"The requested file is currently unavailable. Please check back later.")
outfile_path = os.path.join(scn_dir, format_sidechainnet_path(casp_version, thinning))
os.makedirs(os.path.dirname(outfile_path), exist_ok=True)
print("Downloading from", BOXURLS[format_sidechainnet_path(casp_version, thinning)])
# Use a data-agnostic tool for downloading URL data from Box to a specified local file
_download(BOXURLS[format_sidechainnet_path(casp_version, thinning)], outfile_path)
print(f"Downloaded SidechainNet to {outfile_path}.")
return outfile_path
def _get_local_sidechainnet_path(casp_version, thinning, scn_dir):
"""Return local path to SidechainNet file iff it exists, else returns None."""
filepath = os.path.join(scn_dir, format_sidechainnet_path(casp_version, thinning))
if os.path.isfile(filepath):
return filepath
else:
return None