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Gwenaël Samain
cython
Commits
858709b6
Commit
858709b6
authored
Nov 05, 2010
by
Robert Bradshaw
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String literal parsing in inline mode, hook up to cythonize.
parent
8d722faf
Changes
2
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Showing
2 changed files
with
38 additions
and
21 deletions
+38
-21
Cython/Build/Dependencies.py
Cython/Build/Dependencies.py
+28
-13
Cython/Build/Inline.py
Cython/Build/Inline.py
+10
-8
No files found.
Cython/Build/Dependencies.py
View file @
858709b6
...
...
@@ -94,7 +94,7 @@ class DistutilsInfo(object):
value
=
[
tuple
(
macro
.
split
(
'='
))
for
macro
in
value
]
self
.
values
[
key
]
=
value
elif
exn
is
not
None
:
for
key
in
self
.
distutils_settings
:
for
key
in
distutils_settings
:
if
key
in
(
'name'
,
'sources'
):
pass
value
=
getattr
(
exn
,
key
,
None
)
...
...
@@ -154,19 +154,32 @@ def strip_string_literals(code, prefix='__Pyx_L'):
in_quote
=
False
raw
=
False
while
True
:
hash_mark
=
code
.
find
(
'#'
,
q
)
single_q
=
code
.
find
(
"'"
,
q
)
double_q
=
code
.
find
(
'"'
,
q
)
q
=
min
(
single_q
,
double_q
)
if
q
==
-
1
:
q
=
max
(
single_q
,
double_q
)
if
q
==
-
1
:
if
in_quote
:
# Process comment.
if
hash_mark
<
q
or
hash_mark
>
-
1
==
q
:
end
=
code
.
find
(
'
\
n
'
,
hash_mark
)
if
end
==
-
1
:
end
=
None
new_code
.
append
(
code
[
start
:
hash_mark
+
1
])
counter
+=
1
label
=
"'
%s%s"
%
(
prefix
,
counter
)
literals
[
label
]
=
code
[
start
:
]
label
=
"
%s%s"
%
(
prefix
,
counter
)
literals
[
label
]
=
code
[
hash_mark
+
1
:
end
]
new_code
.
append
(
label
)
else
:
if
end
is
None
:
break
q
=
end
# We're done.
elif
q
==
-
1
:
new_code
.
append
(
code
[
start
:])
break
# Try to close the quote.
elif
in_quote
:
if
code
[
q
-
1
]
==
'
\
\
'
:
k
=
2
...
...
@@ -179,12 +192,14 @@ def strip_string_literals(code, prefix='__Pyx_L'):
counter
+=
1
label
=
"%s%s"
%
(
prefix
,
counter
)
literals
[
label
]
=
code
[
start
+
len
(
in_quote
):
q
]
new_code
.
append
(
"
'%s'"
%
label
)
new_code
.
append
(
"
%s%s%s"
%
(
in_quote
,
label
,
in_quote
)
)
q
+=
len
(
in_quote
)
start
=
q
in_quote
=
False
else
:
q
+=
1
# Open the quote.
else
:
raw
=
False
if
len
(
code
)
>=
q
+
3
and
(
code
[
q
+
1
]
==
code
[
q
]
==
code
[
q
+
2
]):
...
...
@@ -202,13 +217,13 @@ def strip_string_literals(code, prefix='__Pyx_L'):
return
""
.
join
(
new_code
),
literals
def
parse_dependencies
(
source_filename
):
# Actual parsing is way to slow, so we use regular expressions.
# The only catch is that we must strip comments and string
# literals ahead of time.
source
=
Utils
.
open_source_file
(
source_filename
,
"rU"
).
read
()
distutils_info
=
DistutilsInfo
(
source
)
source
=
re
.
sub
(
'#.*'
,
''
,
source
)
source
,
literals
=
strip_string_literals
(
source
)
source
=
source
.
replace
(
'
\
\
\
n
'
,
' '
)
if
'
\
t
'
in
source
:
...
...
@@ -389,8 +404,8 @@ def create_extension_list(patterns, ctx=None, aliases=None):
continue
template
=
pattern
name
=
template
.
name
base
=
DistutilsInfo
(
template
)
exn_type
=
t
ype
(
template
)
base
=
DistutilsInfo
(
exn
=
template
)
exn_type
=
t
emplate
.
__class__
else
:
raise
TypeError
(
pattern
)
for
file
in
glob
(
filepattern
):
...
...
Cython/Build/Inline.py
View file @
858709b6
...
...
@@ -9,14 +9,14 @@ try:
except
ImportError
:
import
md5
as
hashlib
from
distutils.dist
import
Distribution
from
Cython.Distutils.extension
import
Extension
from
Cython.Distutils
import
build_ext
from
distutils.core
import
Distribution
,
Extension
from
distutils.command.build_ext
import
build_ext
from
Cython.Compiler.Main
import
Context
,
CompilationOptions
,
default_options
from
Cython.Compiler.ParseTreeTransforms
import
CythonTransform
,
SkipDeclarations
,
AnalyseDeclarationsTransform
from
Cython.Compiler.TreeFragment
import
parse_from_strings
from
Cython.Build.Dependencies
import
strip_string_literals
,
cythonize
_code_cache
=
{}
...
...
@@ -82,6 +82,7 @@ def cython_inline(code,
locals
=
None
,
globals
=
None
,
**
kwds
):
code
,
literals
=
strip_string_literals
(
code
)
code
=
strip_common_indent
(
code
)
ctx
=
Context
(
include_dirs
,
default_options
)
if
locals
is
None
:
...
...
@@ -116,22 +117,23 @@ def cython_inline(code,
module_body, func_body = extract_func_code(code)
params = '
,
'.join(['
%
s
%
s
' % a for a in arg_sigs])
module_code = """
%(cimports)s
%(module_body)s
%(cimports)s
def __invoke(%(params)s):
%(func_body)s
""" % {'
cimports
': '
\
n
'.join(cimports), '
module_body
': module_body, '
params
': params, '
func_body
': func_body }
# print module_code
_, pyx_file = tempfile.mkstemp('
.
pyx
')
open(pyx_file, '
w
').write(module_code)
for key, value in literals.items():
module_code = module_code.replace(key, value)
module = "_" + hashlib.md5(code + str(arg_sigs)).hexdigest()
pyx_file = os.path.join(tempfile.mkdtemp(), module + '
.
pyx
')
open(pyx_file, '
w
').write(module_code)
extension = Extension(
name = module,
sources = [pyx_file],
pyrex_include_dirs = include_dirs)
build_extension = build_ext(Distribution())
build_extension.finalize_options()
build_extension.extensions =
[extension]
build_extension.extensions =
cythonize([extension])
build_extension.build_temp = os.path.dirname(pyx_file)
if lib_dir not in sys.path:
sys.path.append(lib_dir)
...
...
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