# Copyright 2018 Regents of the University of Colorado. All Rights Reserved.
# Released under the MIT license.
# This software was developed at the University of Colorado's Laboratory for Atmospheric and Space Physics.
# Verify current version before use at: https://github.com/MAVENSDC/PyTplot
import pytplot
import fnmatch
[docs]def del_data(name=None):
"""
This function will delete tplot variables that are already stored in memory.
Parameters:
name : str
Name of the tplot variable to be deleted. If no name is provided, then
all tplot variables will be deleted.
Returns:
None
Examples:
>>> # Delete Variable 1
>>> import pytplot
>>> pytplot.del_data("Variable1")
"""
if name is None:
tplot_names = list(pytplot.data_quants.keys())
for i in tplot_names:
del pytplot.data_quants[i]
return
if not isinstance(name, list):
name = [name]
entries = []
for i in name:
if ('?' in i) or ('*' in i):
for j in pytplot.data_quants.keys():
if isinstance(pytplot.data_quants[j], dict):
# NRV variable
var_verif = fnmatch.fnmatch(pytplot.data_quants[j]['name'], i)
if var_verif == 1:
entries.append(pytplot.data_quants[j]['name'])
else:
continue
else:
var_verif = fnmatch.fnmatch(pytplot.data_quants[j].name, i)
if var_verif == 1:
entries.append(pytplot.data_quants[j].name)
else:
continue
for key in entries:
if key in pytplot.data_quants:
del pytplot.data_quants[key]
elif i not in pytplot.data_quants.keys():
print(str(i) + " is currently not in pytplot.")
return
else:
if isinstance(pytplot.data_quants[i], dict):
temp_data_quants = pytplot.data_quants[i]
str_name = temp_data_quants['name']
else:
temp_data_quants = pytplot.data_quants[i]
str_name = temp_data_quants.name
del pytplot.data_quants[str_name]
return