# Copyright 2019 School of Physics & Astronomy, Monash University
#
# This file is part of monashspa.
#
# monashspa is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# monashspa is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with monashspa. If not, see <http://www.gnu.org/licenses/>.
import numpy as np
[docs]def read_mca_file(filepath):
"""Imports data saved from the ADMCA software
Arguments:
filepath: The path to the .mca file produced by the ADMCA
acquisition software
Returns:
A tuple :code:`(header, data)` where :code:`header` is a dictionary
containing the key, value pairs from header rows of the .mca file and
:code:`data` is a 1D numpy array of the counts for each MCA channel.
"""
header = {}
data = []
reading_header = False
reading_data = False
with open(filepath, 'r') as f:
for line in f:
line = line.strip('\r\n')
if line == '<<PMCA SPECTRUM>>':
reading_header = True
continue
elif line == '<<DATA>>':
reading_header = False
reading_data = True
continue
elif line == '<<END>>':
break
elif reading_header:
try:
key, value = line.split(' - ')
header[key] = value
except Exception:
pass
elif reading_data:
data.append(int(line))
return header, np.array(data)