def _grp_list(self):
"""
Reads groups from definition file
"""
ngrp = 0
while True:
if ngrp == 0:
error, grp_name, cel_name, grp_count_dimensions, grp_dimensions, grp_order = nefis.inqfgr(self.fp)
else:
error, grp_name, cel_name, grp_count_dimensions, grp_dimensions, grp_order = nefis.inqngr(self.fp)
if error == -6028: # no more groups to read
return self.grplist
elif not error == 0: # some other error
self._print_error(error)
break
else:
ngrp += 1
self.grplist.append(grp_name)
# Give the maximum used index of the free dimension of a data group.
error, ntimes = nefis.inqmxi(self.fp, grp_name)
self._print_error(error)
self.grp[grp_name]={}
self.grp[grp_name]['ntimes'] = ntimes
def _find_elm(self, search_elm_name):
"""
Finds group name and associated element's number
:param search_elm_name: element's name, string
:return: group name (string) and element's number (int)
"""
ngrp=0
while True:
if ngrp == 0:
error, grp_name, cel_name, grp_count_dimensions, grp_dimensions, grp_order = nefis.inqfgr(self.fp)
else:
error, grp_name, cel_name, grp_count_dimensions, grp_dimensions, grp_order = nefis.inqngr(self.fp)
ngrp += 1
if error == -6028: # no more groups to read
return '', -1 # element not found
# Read a cell definition from the definition file
error, count, elm_names = nefis.inqcel(self.fp, cel_name)
self._print_error(error)
for i in range(count):
if search_elm_name.strip() == elm_names[17*i:17*(i+1)].strip():
return grp_name, i # return group and element number
