def lamost(dr=2, cat='all', verbose=True):
filePath = path.lamostPath(dr=dr, cat=cat)
if os.path.exists(filePath): return None
downloadPath = filePath.replace(
filePath,
'http://dr2.lamost.org/catdl?name=%s' % os.path.basename(filePath))
_download_file(downloadPath + '.gz', filePath + '.gz', verbose=verbose)
# gunzip the file
try:
subprocess.check_call(['gunzip', filePath + '.gz'])
except subprocess.CalledProcessError:
raise IOError('gunzipping the LAMOST catalog %s failed ...' %
os.path.basename(filePath))
return None
def lamost(dr=2, cat='all'):
"""
NAME:
lamost
PURPOSE:
Load the LAMOST data
INPUT:
dr= (2) data release
cat= ('all') 'all', 'A', 'M', 'star' (see LAMOST docs)
OUTPUT:
data table
HISTORY:
2016-10-13 - Written - Bovy (UofT)
"""
filePath = path.lamostPath(dr=dr, cat=cat)
if not os.path.exists(filePath):
download.lamost(dr=dr, cat=cat)
data = fitsread(filePath, 1)
return data