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cpython
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Lib
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idlelib
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debugobj.py
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cpython
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Lib
/
idlelib
/
debugobj.py
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"""Define tree items for debug stackviewer, which is only user.
"""
# XXX TO DO:
# - popup menu
# - support partial or total redisplay
# - more doc strings
# - tooltips
# object browser
# XXX TO DO:
# - for classes/modules, add "open source" to object browser
from
reprlib
import
Repr
from
idlelib
.
tree
import
TreeItem
,
TreeNode
,
ScrolledCanvas
myrepr
=
Repr
()
myrepr
.
maxstring
=
100
myrepr
.
maxother
=
100
class
ObjectTreeItem
(
TreeItem
):
def
__init__
(
self
,
labeltext
,
object_
,
setfunction
=
None
):
self
.
labeltext
=
labeltext
self
.
object
=
object_
self
.
setfunction
=
setfunction
def
GetLabelText
(
self
):
return
self
.
labeltext
def
GetText
(
self
):
return
myrepr
.
repr
(
self
.
object
)
def
GetIconName
(
self
):
if
not
self
.
IsExpandable
():
return
"python"
def
IsEditable
(
self
):
return
self
.
setfunction
is
not
None
def
SetText
(
self
,
text
):
try
:
value
=
eval
(
text
)
self
.
setfunction
(
value
)
except
:
pass
else
:
self
.
object
=
value
def
IsExpandable
(
self
):
return
not
not
dir
(
self
.
object
)
def
GetSubList
(
self
):
keys
=
dir
(
self
.
object
)
sublist
=
[]
for
key
in
keys
:
try
:
value
=
getattr
(
self
.
object
,
key
)
except
AttributeError
:
continue
item
=
make_objecttreeitem
(
str
(
key
)
+
" ="
,
value
,
lambda
value
,
key
=
key
,
object_
=
self
.
object
:
setattr
(
object_
,
key
,
value
))
sublist
.
append
(
item
)
return
sublist
class
ClassTreeItem
(
ObjectTreeItem
):
def
IsExpandable
(
self
):
return
True
def
GetSubList
(
self
):
sublist
=
ObjectTreeItem
.
GetSubList
(
self
)
if
len
(
self
.
object
.
__bases__
)
==
1
:
item
=
make_objecttreeitem
(
"__bases__[0] ="
,
self
.
object
.
__bases__
[
0
])
else
:
item
=
make_objecttreeitem
(
"__bases__ ="
,
self
.
object
.
__bases__
)
sublist
.
insert
(
0
,
item
)
return
sublist
class
AtomicObjectTreeItem
(
ObjectTreeItem
):
def
IsExpandable
(
self
):
return
False
class
SequenceTreeItem
(
ObjectTreeItem
):
def
IsExpandable
(
self
):
return
len
(
self
.
object
)
>
0
def
keys
(
self
):
return
range
(
len
(
self
.
object
))
def
GetSubList
(
self
):
sublist
=
[]
for
key
in
self
.
keys
():
try
:
value
=
self
.
object
[
key
]
except
KeyError
:
continue
def
setfunction
(
value
,
key
=
key
,
object_
=
self
.
object
):
object_
[
key
]
=
value
item
=
make_objecttreeitem
(
f"
{
key
!r
}
:"
,
value
,
setfunction
)
sublist
.
append
(
item
)
return
sublist
class
DictTreeItem
(
SequenceTreeItem
):
def
keys
(
self
):
# TODO return sorted(self.object)
keys
=
list
(
self
.
object
)
try
:
keys
.
sort
()
except
:
pass
return
keys
dispatch
=
{
int
:
AtomicObjectTreeItem
,
float
:
AtomicObjectTreeItem
,
str
:
AtomicObjectTreeItem
,
tuple
:
SequenceTreeItem
,
list
:
SequenceTreeItem
,
dict
:
DictTreeItem
,
type
:
ClassTreeItem
,
}
def
make_objecttreeitem
(
labeltext
,
object_
,
setfunction
=
None
):
t
=
type
(
object_
)
if
t
in
dispatch
:
c
=
dispatch
[
t
]
else
:
c
=
ObjectTreeItem
return
c
(
labeltext
,
object_
,
setfunction
)
def
_debug_object_browser
(
parent
):
# htest #
import
sys
from
tkinter
import
Toplevel
top
=
Toplevel
(
parent
)
top
.
title
(
"Test debug object browser"
)
x
,
y
=
map
(
int
,
parent
.
geometry
().
split
(
'+'
)[
1
:])
top
.
geometry
(
"+%d+%d"
%
(
x
+
100
,
y
+
175
))
top
.
configure
(
bd
=
0
,
bg
=
"yellow"
)
top
.
focus_set
()
sc
=
ScrolledCanvas
(
top
,
bg
=
"white"
,
highlightthickness
=
0
,
takefocus
=
1
)
sc
.
frame
.
pack
(
expand
=
1
,
fill
=
"both"
)
item
=
make_objecttreeitem
(
"sys"
,
sys
)
node
=
TreeNode
(
sc
.
canvas
,
None
,
item
)
node
.
update
()
if
__name__
==
'__main__'
:
from
unittest
import
main
main
(
'idlelib.idle_test.test_debugobj'
,
verbosity
=
2
,
exit
=
False
)
from
idlelib
.
idle_test
.
htest
import
run
run
(
_debug_object_browser
)
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