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Kirill Smelkov
cython
Commits
f2ca7218
Commit
f2ca7218
authored
Apr 26, 2008
by
Stefan Behnel
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no need to use yield for now
parent
d737fed4
Changes
1
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1 changed file
with
14 additions
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9 deletions
+14
-9
Cython/Compiler/Nodes.py
Cython/Compiler/Nodes.py
+14
-9
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Cython/Compiler/Nodes.py
View file @
f2ca7218
...
...
@@ -63,7 +63,7 @@ def embed_position(pos, docstring):
doc
.
encoding
=
encoding
return
doc
class
AttributeAccessor
:
class
_AttributeAccessor
(
object
)
:
"""Used as the result of the Node.get_children_accessors() generator"""
def
__init__
(
self
,
obj
,
attrname
):
self
.
obj
=
obj
...
...
@@ -78,7 +78,18 @@ class AttributeAccessor:
def
name
(
self
):
return
self
.
attrname
class
Node
:
class
_AttributeIterator
(
object
):
"""Used as the result of the Node.get_children_accessors() generator"""
def
__init__
(
self
,
obj
,
attrnames
):
self
.
obj
=
obj
self
.
attrnames
=
iter
(
attrnames
)
def
__iter__
(
self
):
return
self
def
__next__
(
self
):
return
_AttributeAccessor
(
self
.
obj
,
self
.
attrnames
.
next
())
next
=
__next__
class
Node
(
object
):
# pos (string, int, int) Source file position
# is_name boolean Is a NameNode
# is_literal boolean Is a ConstNode
...
...
@@ -129,13 +140,7 @@ class Node:
if
attrnames
is
None
:
raise
InternalError
(
"Children access not implemented for %s"
%
\
self
.
__class__
.
__name__
)
for
name
in
attrnames
:
a
=
AttributeAccessor
(
self
,
name
)
yield
a
# Not really needed, but one wants to enforce clients not to
# hold on to iterated objects, in case more advanced iteration
# is needed later
a
.
attrname
=
None
return
_AttributeIterator
(
self
,
attrnames
)
def
get_child_attrs
(
self
):
"""Utility method for more easily implementing get_child_accessors.
...
...
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