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Boxiang Sun
cython
Commits
7d0e4def
Commit
7d0e4def
authored
Mar 03, 2015
by
Stefan Behnel
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coverage: avoid call tracing overhead by caching absolute file paths
parent
f9f5f561
Changes
1
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1 changed file
with
17 additions
and
2 deletions
+17
-2
Cython/Coverage.py
Cython/Coverage.py
+17
-2
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Cython/Coverage.py
View file @
7d0e4def
...
...
@@ -37,7 +37,10 @@ def _find_dep_file_path(main_file, file_path):
class
Plugin
(
CoveragePlugin
):
# map from traced file paths to corresponding C files
_c_files_map
=
None
# map from traced file paths to absolute file paths
_file_path_map
=
None
def
sys_info
(
self
):
return
[(
'Cython version'
,
__version__
)]
...
...
@@ -66,7 +69,9 @@ class Plugin(CoveragePlugin):
# .c file)
self
.
_parse_lines
(
c_file
,
filename
)
return
CythonModuleTracer
(
filename
,
py_file
,
c_file
,
self
.
_c_files_map
)
if
self
.
_file_path_map
is
None
:
self
.
_file_path_map
=
{}
return
CythonModuleTracer
(
filename
,
py_file
,
c_file
,
self
.
_c_files_map
,
self
.
_file_path_map
)
def
file_reporter
(
self
,
filename
):
if
os
.
path
.
splitext
(
filename
)[
1
].
lower
()
not
in
(
'.pyx'
,
'.pxi'
,
'.pxd'
):
...
...
@@ -199,27 +204,37 @@ class CythonModuleTracer(FileTracer):
"""
Find the Python/Cython source file for a Cython module.
"""
def
__init__
(
self
,
module_file
,
py_file
,
c_file
,
c_files_map
):
def
__init__
(
self
,
module_file
,
py_file
,
c_file
,
c_files_map
,
file_path_map
):
super
(
CythonModuleTracer
,
self
).
__init__
()
self
.
module_file
=
module_file
self
.
py_file
=
py_file
self
.
c_file
=
c_file
self
.
_c_files_map
=
c_files_map
self
.
_file_path_map
=
file_path_map
def
has_dynamic_source_filename
(
self
):
return
True
def
dynamic_source_filename
(
self
,
filename
,
frame
):
"""
Determine source file path. Called by the function call tracer.
"""
source_file
=
frame
.
f_code
.
co_filename
try
:
return
self
.
_file_path_map
[
source_file
]
except
KeyError
:
pass
abs_path
=
os
.
path
.
abspath
(
source_file
)
if
self
.
py_file
and
source_file
.
lower
().
endswith
(
'.py'
):
# always let coverage.py handle this case itself
self
.
_file_path_map
[
source_file
]
=
self
.
py_file
return
self
.
py_file
assert
self
.
_c_files_map
is
not
None
if
abs_path
not
in
self
.
_c_files_map
:
self
.
_c_files_map
[
abs_path
]
=
(
self
.
c_file
,
source_file
,
None
)
self
.
_file_path_map
[
source_file
]
=
abs_path
return
abs_path
...
...
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