Issue #13150: Add a comment in _sysconfigdata to explain the origin of this file
diff --git a/Lib/sysconfig.py b/Lib/sysconfig.py
index 36c7aa4..276e683 100644
--- a/Lib/sysconfig.py
+++ b/Lib/sysconfig.py
@@ -323,7 +323,6 @@
"""Generate the Python module containing build-time variables."""
import pprint
vars = {}
- destfile = os.path.join(os.path.dirname(__file__), '_sysconfigdata.py')
# load the installed Makefile:
makefile = get_makefile_filename()
try:
@@ -348,7 +347,11 @@
# the scripts are in another directory.
if _PYTHON_BUILD:
vars['LDSHARED'] = vars['BLDSHARED']
+
+ destfile = os.path.join(os.path.dirname(__file__), '_sysconfigdata.py')
with open(destfile, 'w', encoding='utf8') as f:
+ f.write('# system configuration generated and used by'
+ ' the sysconfig module\n')
f.write('build_time_vars = ')
pprint.pprint(vars, stream=f)