support/testing: consistently use raw strings for re.compile

Otherwise Python 3.x flake8 complains with:

W605 invalid escape sequence '\s'

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Reviewed-by: Titouan Christophe <titouan.christophe@railnova.eu>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

diff --git a/support/testing/infra/__init__.py b/support/testing/infra/__init__.py
index 6392aa679b71955b6476b51c092039c468028b70..6522a265f3d2316eda6a79e532e5660b63100776 100644 (file)
--- a/support/testing/infra/__init__.py
+++ b/support/testing/infra/__init__.py
@@ -78,7 +78,7 @@ def get_elf_arch_tag(builddir, prefix, fpath, tag):
     cmd = ["host/bin/{}-readelf".format(prefix),
            "-A", os.path.join("target", fpath)]
     out = run_cmd_on_host(builddir, cmd)
-    regexp = re.compile("^  {}: (.*)$".format(tag))
+    regexp = re.compile(r"^  {}: (.*)$".format(tag))
     for line in out.splitlines():
         m = regexp.match(line)
         if not m:
@@ -105,7 +105,7 @@ def get_elf_prog_interpreter(builddir, prefix, fpath):
     cmd = ["host/bin/{}-readelf".format(prefix),
            "-l", os.path.join("target", fpath)]
     out = run_cmd_on_host(builddir, cmd)
-    regexp = re.compile("^ *\[Requesting program interpreter: (.*)\]$")
+    regexp = re.compile(r"^ *\[Requesting program interpreter: (.*)\]$")
     for line in out.splitlines():
         m = regexp.match(line)
         if not m: