Message80848
#Ah! Not a problem. You need globals() and locals() dictionaries.
# as a python3 script, this message produces next couple lines output.
#method one
#yup, global a is gone
#method two
#{'gv': 'local here', 'name': 'gv'}
#yup, global gv is gone
print('method one')
a = ''
def Delete_a_global_variable():
global a
del a
Delete_a_global_variable()
try:
a
print('whoops! this can never happen')
except NameError:
print('yup, global a is gone')
print('method two')
gv = '' # global variable
def delete_chosen_variable(name):
del globals()[name]
gv = 'local here'
print(locals())
delete_chosen_variable('gv')
try:
gv
print('whoops! this can never happen')
except NameError:
print('yup, global gv is gone') |
|
Date |
User |
Action |
Args |
2009-01-31 01:58:50 | LambertDW | set | recipients:
+ LambertDW, loewis, Orlowski |
2009-01-31 01:58:48 | LambertDW | link | issue5092 messages |
2009-01-31 01:58:48 | LambertDW | create | |
|