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delete_data
A specific occurrence of an IDS can be deleted from an existing Data Entry using the delete_data() operation.
The following code erases the occurrence 0 of the 'magnetics' IDS previously created in previous sections:
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import imas
import getpass
import numpy as np
from imas import imasdef
#creating the Data Entry object which handles the pulse file with shot=15000, run=1, belonging to database 'data_access_tutorial' of the current user, using the MDS+ backend
data_entry = imas.DBEntry(imasdef.MDSPLUS_BACKEND, 'data_access_tutorial', 15000, 1)
#removing occurrence 0 of the 'magnetics' IDS previously appended to the Data Entry
data_entry.delete_data('magnetics', 0) #opens the Data Entry if it is closed
#closing the Data Entry
data_entry.close() |