def read_linelist(self, fname=''):
'''
Reads in a txt linelist file. Frequencies should be in MHz.
It creates a plottable spectrum.
Parameters
----------
fname (str): Filename of the linelist file (''). If no filename is specified,
it uses the default filename "test.txt".
Returns
-------
none
Notes
-----
none
'''
try:
if fname == '':
fname = self.gen_params['fname']
else:
self.gen_params['fname'] = fname
f = open(fname, 'r')
f.close()
except IOError:
print 'Cannot open: ', self.gen_params['fname']
else:
h = readout.linesReadoutTxt(fname=self.gen_params['fname'])
self.spec = lines_to_spec(h.lines)
self.spec_params['max_f'] = h.meas_params['max_f']
self.spec_params['min_f'] = h.meas_params['min_f']
def del_lines(spec=np.array([[]]), linelist_path='', files=[], thresh=.2, new_val=.0):
'''
Deletes unwanted lines in the spectrum. Makes use of one or more linelist
text files.
Parameters
----------
lineliste_path (str): folderpath, where the linelist files are located
files (list, str): filenames of the linelist files
thresh (float): specifies the range (+-) of deleted points in MHz
Path: /Users/davidschmitz/Documents/Programmierung/Python/linelists/
'''
lines = np.array([[]])
for x in files:
h = readout.linesReadoutTxt(fname=linelist_path + x)
lines = h.lines[:,0]
for x in lines: # Delete line if within 200 kHz range
spec[np.where(np.abs(spec[:,0] - x) < thresh), 1] = 0.
return spec
