use raw string literal for regex (#675)

dtrodrigues · web-flow · commit b233563209eb · 2025-06-29T10:59:01.000-05:00
Uses a raw string literal for the regex to avoid
```
python-build-standalone/pythonbuild/cpython.py:675: SyntaxWarning: invalid escape sequence '\{'
  RE_INITTAB_ENTRY = re.compile('\{"([^"]+)", ([^\}]+)\},')
```
diff --git a/pythonbuild/cpython.py b/pythonbuild/cpython.py
@@ -672,7 +672,7 @@ def derive_setup_local(
     }
 
 
-RE_INITTAB_ENTRY = re.compile('\{"([^"]+)", ([^\}]+)\},')
+RE_INITTAB_ENTRY = re.compile(r'\{"([^"]+)", ([^\}]+)\},')
 
 
 def parse_config_c(s: str):

Original file line number	Diff line number	Diff line change
`@@ -672,7 +672,7 @@ def derive_setup_local(`
`672`	`672`	`}`
`673`	`673`
`674`	`674`
`675`		`-RE_INITTAB_ENTRY = re.compile('\{"([^"]+)", ([^\}]+)\},')`
	`675`	`+RE_INITTAB_ENTRY = re.compile(r'\{"([^"]+)", ([^\}]+)\},')`
`676`	`676`
`677`	`677`
`678`	`678`	`def parse_config_c(s: str):`