30 files changed, 102 insertions, 102 deletions
diff --git a/meta/classes/debian.bbclass b/meta/classes/debian.bbclass
index 989ea8f8d2..6f8a599ccb 100644
--- a/meta/classes/debian.bbclass
+++ b/meta/classes/debian.bbclass
@@ -29,11 +29,11 @@ python debian_package_name_hook () {
    pkgdest = d.getVar("PKGDEST")
    packages = d.getVar('PACKAGES')
-    so_re = re.compile("lib.*\.so")
+    so_re = re.compile(r"lib.*\.so")
    def socrunch(s):
        s = s.lower().replace('_', '-')
-        m = re.match("^(.*)(.)\.so\.(.*)$", s)
+        m = re.match(r"^(.*)(.)\.so\.(.*)$", s)
        if m is None:
            return None
        if m.group(2) in '0123456789':
@@ -79,7 +79,7 @@ python debian_package_name_hook () {
                    try:
                        cmd = [d.expand("${TARGET_PREFIX}objdump"), "-p", f]
                        output = subprocess.check_output(cmd).decode("utf-8")
-                        for m in re.finditer("\s+SONAME\s+([^\s]+)", output):
+                        for m in re.finditer(r"\s+SONAME\s+([^\s]+)", output):
                            if m.group(1) not in sonames:
                                sonames.append(m.group(1))
                    except subprocess.CalledProcessError:
diff --git a/meta/classes/gconf.bbclass b/meta/classes/gconf.bbclass
index 4e0ee2e7d5..3e3c509d5f 100644
--- a/meta/classes/gconf.bbclass
+++ b/meta/classes/gconf.bbclass
@@ -49,7 +49,7 @@ python populate_packages_append () {
    for pkg in packages:
        schema_dir = '%s/%s/etc/gconf/schemas' % (pkgdest, pkg)
        schemas = []
-        schema_re = re.compile(".*\.schemas$")
+        schema_re = re.compile(r".*\.schemas$")
        if os.path.exists(schema_dir):
            for f in os.listdir(schema_dir):
                if schema_re.match(f):
diff --git a/meta/classes/kernel-module-split.bbclass b/meta/classes/kernel-module-split.bbclass
index e8996cf59b..e8d3eb5105 100644
--- a/meta/classes/kernel-module-split.bbclass
+++ b/meta/classes/kernel-module-split.bbclass
@@ -133,7 +133,7 @@ python split_kernel_module_packages () {
    kernel_package_name = d.getVar("KERNEL_PACKAGE_NAME") or "kernel"
    kernel_version = d.getVar("KERNEL_VERSION")
-    module_regex = '^(.*)\.k?o$'
+    module_regex = r'^(.*)\.k?o$'
    module_pattern_prefix = d.getVar('KERNEL_MODULE_PACKAGE_PREFIX')
    module_pattern_suffix = d.getVar('KERNEL_MODULE_PACKAGE_SUFFIX')
diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index 45cb4fabc1..c0889bd3ee 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -578,7 +578,7 @@ pkg_postinst_${KERNEL_PACKAGE_NAME}-base () {
 PACKAGESPLITFUNCS_prepend = "split_kernel_packages "
 python split_kernel_packages () {
-    do_split_packages(d, root='${nonarch_base_libdir}/firmware', file_regex='^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='${KERNEL_PACKAGE_NAME}-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
+    do_split_packages(d, root='${nonarch_base_libdir}/firmware', file_regex=r'^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='${KERNEL_PACKAGE_NAME}-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
 }
 # Many scripts want to look in arch/$arch/boot for the bootable
diff --git a/meta/classes/libc-package.bbclass b/meta/classes/libc-package.bbclass
index 82d642e15e..0b4c666a74 100644
--- a/meta/classes/libc-package.bbclass
+++ b/meta/classes/libc-package.bbclass
@@ -113,8 +113,8 @@ python package_do_split_gconvs () {
    def calc_gconv_deps(fn, pkg, file_regex, output_pattern, group):
        deps = []
        f = open(fn, "rb")
-        c_re = re.compile('^copy "(.*)"')
+        c_re = re.compile(r'^copy "(.*)"')
-        i_re = re.compile('^include "(\w+)".*')
+        i_re = re.compile(r'^include "(\w+)".*')
        for l in f.readlines():
            l = l.decode("latin-1")
            m = c_re.match(l) or i_re.match(l)
@@ -128,15 +128,15 @@ python package_do_split_gconvs () {
        if bpn != 'glibc':
            d.setVar('RPROVIDES_%s' % pkg, pkg.replace(bpn, 'glibc'))
-    do_split_packages(d, gconv_libdir, file_regex='^(.*)\.so$', output_pattern=bpn+'-gconv-%s', \
+    do_split_packages(d, gconv_libdir, file_regex=r'^(.*)\.so$', output_pattern=bpn+'-gconv-%s', \
        description='gconv module for character set %s', hook=calc_gconv_deps, \
        extra_depends=bpn+'-gconv')
    def calc_charmap_deps(fn, pkg, file_regex, output_pattern, group):
        deps = []
        f = open(fn, "rb")
-        c_re = re.compile('^copy "(.*)"')
+        c_re = re.compile(r'^copy "(.*)"')
-        i_re = re.compile('^include "(\w+)".*')
+        i_re = re.compile(r'^include "(\w+)".*')
        for l in f.readlines():
            l = l.decode("latin-1")
            m = c_re.match(l) or i_re.match(l)
@@ -150,14 +150,14 @@ python package_do_split_gconvs () {
        if bpn != 'glibc':
            d.setVar('RPROVIDES_%s' % pkg, pkg.replace(bpn, 'glibc'))
-    do_split_packages(d, charmap_dir, file_regex='^(.*)\.gz$', output_pattern=bpn+'-charmap-%s', \
+    do_split_packages(d, charmap_dir, file_regex=r'^(.*)\.gz$', output_pattern=bpn+'-charmap-%s', \
        description='character map for %s encoding', hook=calc_charmap_deps, extra_depends='')
    def calc_locale_deps(fn, pkg, file_regex, output_pattern, group):
        deps = []
        f = open(fn, "rb")
-        c_re = re.compile('^copy "(.*)"')
+        c_re = re.compile(r'^copy "(.*)"')
-        i_re = re.compile('^include "(\w+)".*')
+        i_re = re.compile(r'^include "(\w+)".*')
        for l in f.readlines():
            l = l.decode("latin-1")
            m = c_re.match(l) or i_re.match(l)
@@ -171,13 +171,13 @@ python package_do_split_gconvs () {
        if bpn != 'glibc':
            d.setVar('RPROVIDES_%s' % pkg, pkg.replace(bpn, 'glibc'))
-    do_split_packages(d, locales_dir, file_regex='(.*)', output_pattern=bpn+'-localedata-%s', \
+    do_split_packages(d, locales_dir, file_regex=r'(.*)', output_pattern=bpn+'-localedata-%s', \
        description='locale definition for %s', hook=calc_locale_deps, extra_depends='')
    d.setVar('PACKAGES', d.getVar('PACKAGES', False) + ' ' + d.getVar('MLPREFIX', False) + bpn + '-gconv')
    use_bin = d.getVar("GLIBC_INTERNAL_USE_BINARY_LOCALE")
-    dot_re = re.compile("(.*)\.(.*)")
+    dot_re = re.compile(r"(.*)\.(.*)")
    # Read in supported locales and associated encodings
    supported = {}
@@ -290,7 +290,7 @@ python package_do_split_gconvs () {
        d.setVar('ALLOW_EMPTY_%s' % pkgname, '1')
        d.setVar('PACKAGES', '%s %s' % (pkgname, d.getVar('PACKAGES')))
        rprovides = ' %svirtual-locale-%s' % (mlprefix, legitimize_package_name(name))
-        m = re.match("(.*)_(.*)", name)
+        m = re.match(r"(.*)_(.*)", name)
        if m:
            rprovides += ' %svirtual-locale-%s' % (mlprefix, m.group(1))
        d.setVar('RPROVIDES_%s' % pkgname, rprovides)
@@ -356,12 +356,12 @@ python package_do_split_gconvs () {
    if use_bin in ('compile', 'precompiled'):
        lcsplit = d.getVar('GLIBC_SPLIT_LC_PACKAGES')
        if lcsplit and int(lcsplit):
-            do_split_packages(d, binary_locales_dir, file_regex='^(.*/LC_\w+)', \
+            do_split_packages(d, binary_locales_dir, file_regex=r'^(.*/LC_\w+)', \
                output_pattern=bpn+'-binary-localedata-%s', \
                description='binary locale definition for %s', recursive=True,
                hook=metapkg_hook, extra_depends='', allow_dirs=True, match_path=True)
        else:
-            do_split_packages(d, binary_locales_dir, file_regex='(.*)', \
+            do_split_packages(d, binary_locales_dir, file_regex=r'(.*)', \
                output_pattern=bpn+'-binary-localedata-%s', \
                description='binary locale definition for %s', extra_depends='', allow_dirs=True)
    else:
diff --git a/meta/classes/package.bbclass b/meta/classes/package.bbclass
index 7a7bc9e2f0..853735f0c6 100644
--- a/meta/classes/package.bbclass
+++ b/meta/classes/package.bbclass
@@ -75,7 +75,7 @@ def legitimize_package_name(s):
            return ('\\u%s' % cp).encode('latin-1').decode('unicode_escape')
    # Handle unicode codepoints encoded as <U0123>, as in glibc locale files.
-    s = re.sub('<U([0-9A-Fa-f]{1,4})>', fixutf, s)
+    s = re.sub(r'<U([0-9A-Fa-f]{1,4})>', fixutf, s)
    # Remaining package name validity fixes
    return s.lower().replace('_', '-').replace('@', '+').replace(',', '+').replace('/', '-')
@@ -1590,8 +1590,8 @@ python package_do_shlibs() {
        bb.note("not generating shlibs")
        return
-    lib_re = re.compile("^.*\.so")
+    lib_re = re.compile(r"^.*\.so")
-    libdir_re = re.compile(".*/%s$" % d.getVar('baselib'))
+    libdir_re = re.compile(r".*/%s$" % d.getVar('baselib'))
    packages = d.getVar('PACKAGES')
@@ -1632,17 +1632,17 @@ python package_do_shlibs() {
        fd.close()
        rpath = tuple()
        for l in lines:
-            m = re.match("\s+RPATH\s+([^\s]*)", l)
+            m = re.match(r"\s+RPATH\s+([^\s]*)", l)
            if m:
                rpaths = m.group(1).replace("$ORIGIN", ldir).split(":")
                rpath = tuple(map(os.path.normpath, rpaths))
        for l in lines:
-            m = re.match("\s+NEEDED\s+([^\s]*)", l)
+            m = re.match(r"\s+NEEDED\s+([^\s]*)", l)
            if m:
                dep = m.group(1)
                if dep not in needed:
                    needed.add((dep, file, rpath))
-            m = re.match("\s+SONAME\s+([^\s]*)", l)
+            m = re.match(r"\s+SONAME\s+([^\s]*)", l)
            if m:
                this_soname = m.group(1)
                prov = (this_soname, ldir, pkgver)
@@ -1722,7 +1722,7 @@ python package_do_shlibs() {
            out, err = p.communicate()
            # process the output, grabbing all .dll names
            if p.returncode == 0:
-                for m in re.finditer("DLL Name: (.*?\.dll)$", out.decode(), re.MULTILINE | re.IGNORECASE):
+                for m in re.finditer(r"DLL Name: (.*?\.dll)$", out.decode(), re.MULTILINE | re.IGNORECASE):
                    dllname = m.group(1)
                    if dllname:
                        needed[pkg].add((dllname, file, tuple()))
@@ -1883,9 +1883,9 @@ python package_do_pkgconfig () {
    shlibs_dirs = d.getVar('SHLIBSDIRS').split()
    shlibswork_dir = d.getVar('SHLIBSWORKDIR')
-    pc_re = re.compile('(.*)\.pc$')
+    pc_re = re.compile(r'(.*)\.pc$')
-    var_re = re.compile('(.*)=(.*)')
+    var_re = re.compile(r'(.*)=(.*)')
-    field_re = re.compile('(.*): (.*)')
+    field_re = re.compile(r'(.*): (.*)')
    pkgconfig_provided = {}
    pkgconfig_needed = {}
@@ -1933,7 +1933,7 @@ python package_do_pkgconfig () {
        if not os.path.exists(dir):
            continue
        for file in os.listdir(dir):
-            m = re.match('^(.*)\.pclist$', file)
+            m = re.match(r'^(.*)\.pclist$', file)
            if m:
                pkg = m.group(1)
                fd = open(os.path.join(dir, file))
diff --git a/meta/lib/oe/license.py b/meta/lib/oe/license.py
index ca385d5187..04f5b316a9 100644
--- a/meta/lib/oe/license.py
+++ b/meta/lib/oe/license.py
@@ -13,8 +13,8 @@ def license_ok(license, dont_want_licenses):
        # will exclude a trailing '+' character from LICENSE in
        # case INCOMPATIBLE_LICENSE is not a 'X+' license.
        lic = license
-        if not re.search('\+$', dwl):
+        if not re.search(r'\+$', dwl):
-            lic = re.sub('\+', '', license)
+            lic = re.sub(r'\+', '', license)
        if fnmatch(lic, dwl):
            return False
    return True
@@ -40,8 +40,8 @@ class InvalidLicense(LicenseError):
        return "invalid characters in license '%s'" % self.license
 license_operator_chars = '&|() '
-license_operator = re.compile('([' + license_operator_chars + '])')
+license_operator = re.compile(r'([' + license_operator_chars + '])')
-license_pattern = re.compile('[a-zA-Z0-9.+_\-]+$')
+license_pattern = re.compile(r'[a-zA-Z0-9.+_\-]+$')
 class LicenseVisitor(ast.NodeVisitor):
    """Get elements based on OpenEmbedded license strings"""
diff --git a/meta/lib/oe/package.py b/meta/lib/oe/package.py
index efd36b3758..6e83f01f14 100644
--- a/meta/lib/oe/package.py
+++ b/meta/lib/oe/package.py
@@ -255,7 +255,7 @@ def read_shlib_providers(d):
    shlib_provider = {}
    shlibs_dirs = d.getVar('SHLIBSDIRS').split()
-    list_re = re.compile('^(.*)\.list$')
+    list_re = re.compile(r'^(.*)\.list$')
    # Go from least to most specific since the last one found wins
    for dir in reversed(shlibs_dirs):
        bb.debug(2, "Reading shlib providers in %s" % (dir))
diff --git a/meta/lib/oe/package_manager.py b/meta/lib/oe/package_manager.py
index 7ff76c61cd..1087144d47 100644
--- a/meta/lib/oe/package_manager.py
+++ b/meta/lib/oe/package_manager.py
@@ -29,7 +29,7 @@ def opkg_query(cmd_output):
    a dictionary with the information of the packages. This is used
    when the packages are in deb or ipk format.
    """
-    verregex = re.compile(' \([=<>]* [^ )]*\)')
+    verregex = re.compile(r' \([=<>]* [^ )]*\)')
    output = dict()
    pkg = ""
    arch = ""
@@ -252,8 +252,8 @@ class DpkgIndexer(Indexer):
            with open(os.path.join(self.d.expand("${STAGING_ETCDIR_NATIVE}"),
                "apt", "apt.conf.sample")) as apt_conf_sample:
                for line in apt_conf_sample.read().split("\n"):
-                    line = re.sub("#ROOTFS#", "/dev/null", line)
+                    line = re.sub(r"#ROOTFS#", "/dev/null", line)
-                    line = re.sub("#APTCONF#", self.apt_conf_dir, line)
+                    line = re.sub(r"#APTCONF#", self.apt_conf_dir, line)
                    apt_conf.write(line + "\n")
    def write_index(self):
@@ -408,7 +408,7 @@ class PackageManager(object, metaclass=ABCMeta):
        with open(postinst_intercept_hook) as intercept:
            registered_pkgs = None
            for line in intercept.read().split("\n"):
-                m = re.match("^##PKGS:(.*)", line)
+                m = re.match(r"^##PKGS:(.*)", line)
                if m is not None:
                    registered_pkgs = m.group(1).strip()
                    break
@@ -1217,7 +1217,7 @@ class OpkgPM(OpkgDpkgPM):
                priority += 5
            for line in (self.d.getVar('IPK_FEED_URIS') or "").split():
-                feed_match = re.match("^[ \t]*(.*)##([^ \t]*)[ \t]*$", line)
+                feed_match = re.match(r"^[ \t]*(.*)##([^ \t]*)[ \t]*$", line)
                if feed_match is not None:
                    feed_name = feed_match.group(1)
@@ -1597,7 +1597,7 @@ class DpkgPM(OpkgDpkgPM):
        with open(status_file, "r") as status:
            for line in status.read().split('\n'):
-                m = re.match("^Package: (.*)", line)
+                m = re.match(r"^Package: (.*)", line)
                if m is not None:
                    installed_pkgs.append(m.group(1))
@@ -1662,13 +1662,13 @@ class DpkgPM(OpkgDpkgPM):
        # rename *.dpkg-new files/dirs
        for root, dirs, files in os.walk(self.target_rootfs):
            for dir in dirs:
-                new_dir = re.sub("\.dpkg-new", "", dir)
+                new_dir = re.sub(r"\.dpkg-new", "", dir)
                if dir != new_dir:
                    os.rename(os.path.join(root, dir),
                              os.path.join(root, new_dir))
            for file in files:
-                new_file = re.sub("\.dpkg-new", "", file)
+                new_file = re.sub(r"\.dpkg-new", "", file)
                if file != new_file:
                    os.rename(os.path.join(root, file),
                              os.path.join(root, new_file))
@@ -1733,7 +1733,7 @@ class DpkgPM(OpkgDpkgPM):
                    sources_file.write("deb %s ./\n" % uri)
    def _create_configs(self, archs, base_archs):
-        base_archs = re.sub("_", "-", base_archs)
+        base_archs = re.sub(r"_", r"-", base_archs)
        if os.path.exists(self.apt_conf_dir):
            bb.utils.remove(self.apt_conf_dir, True)
@@ -1787,7 +1787,7 @@ class DpkgPM(OpkgDpkgPM):
        with open(self.apt_conf_file, "w+") as apt_conf:
            with open(self.d.expand("${STAGING_ETCDIR_NATIVE}/apt/apt.conf.sample")) as apt_conf_sample:
                for line in apt_conf_sample.read().split("\n"):
-                    match_arch = re.match("  Architecture \".*\";$", line)
+                    match_arch = re.match(r"  Architecture \".*\";$", line)
                    architectures = ""
                    if match_arch:
                        for base_arch in base_arch_list:
@@ -1795,8 +1795,8 @@ class DpkgPM(OpkgDpkgPM):
                        apt_conf.write("  Architectures {%s};\n" % architectures);
                        apt_conf.write("  Architecture \"%s\";\n" % base_archs)
                    else:
-                        line = re.sub("#ROOTFS#", self.target_rootfs, line)
+                        line = re.sub(r"#ROOTFS#", self.target_rootfs, line)
-                        line = re.sub("#APTCONF#", self.apt_conf_dir, line)
+                        line = re.sub(r"#APTCONF#", self.apt_conf_dir, line)
                        apt_conf.write(line + "\n")
        target_dpkg_dir = "%s/var/lib/dpkg" % self.target_rootfs
diff --git a/meta/lib/oe/patch.py b/meta/lib/oe/patch.py
index e0f0604251..07a40fc50e 100644
--- a/meta/lib/oe/patch.py
+++ b/meta/lib/oe/patch.py
@@ -334,8 +334,8 @@ class GitApplyTree(PatchTree):
    @staticmethod
    def interpretPatchHeader(headerlines):
        import re
-        author_re = re.compile('[\S ]+ <\S+@\S+\.\S+>')
+        author_re = re.compile(r'[\S ]+ <\S+@\S+\.\S+>')
-        from_commit_re = re.compile('^From [a-z0-9]{40} .*')
+        from_commit_re = re.compile(r'^From [a-z0-9]{40} .*')
        outlines = []
        author = None
        date = None
diff --git a/meta/lib/oe/rootfs.py b/meta/lib/oe/rootfs.py
index 4273891699..551dcfc75f 100644
--- a/meta/lib/oe/rootfs.py
+++ b/meta/lib/oe/rootfs.py
@@ -354,9 +354,9 @@ class Rootfs(object, metaclass=ABCMeta):
 class RpmRootfs(Rootfs):
    def __init__(self, d, manifest_dir, progress_reporter=None, logcatcher=None):
        super(RpmRootfs, self).__init__(d, progress_reporter, logcatcher)
-        self.log_check_regex = '(unpacking of archive failed|Cannot find package'\
+        self.log_check_regex = r'(unpacking of archive failed|Cannot find package'\
-                               '|exit 1|ERROR: |Error: |Error |ERROR '\
+                               r'|exit 1|ERROR: |Error: |Error |ERROR '\
-                               '|Failed |Failed: |Failed$|Failed\(\d+\):)'
+                               r'|Failed |Failed: |Failed$|Failed\(\d+\):)'
        self.manifest = RpmManifest(d, manifest_dir)
        self.pm = RpmPM(d,
@@ -499,7 +499,7 @@ class DpkgOpkgRootfs(Rootfs):
            pkg_depends_list = []
            # filter version requirements like libc (>= 1.1)
            for dep in pkg_depends.split(', '):
-                m_dep = re.match("^(.*) \(.*\)$", dep)
+                m_dep = re.match(r"^(.*) \(.*\)$", dep)
                if m_dep:
                    dep = m_dep.group(1)
                pkg_depends_list.append(dep)
@@ -515,9 +515,9 @@ class DpkgOpkgRootfs(Rootfs):
            data = status.read()
            status.close()
            for line in data.split('\n'):
-                m_pkg = re.match("^Package: (.*)", line)
+                m_pkg = re.match(r"^Package: (.*)", line)
-                m_status = re.match("^Status:.*unpacked", line)
+                m_status = re.match(r"^Status:.*unpacked", line)
-                m_depends = re.match("^Depends: (.*)", line)
+                m_depends = re.match(r"^Depends: (.*)", line)
                #Only one of m_pkg, m_status or m_depends is not None at time
                #If m_pkg is not None, we started a new package
@@ -771,7 +771,7 @@ class OpkgRootfs(DpkgOpkgRootfs):
        if allow_replace is None:
            allow_replace = ""
-        allow_rep = re.compile(re.sub("\|$", "", allow_replace))
+        allow_rep = re.compile(re.sub(r"\|$", r"", allow_replace))
        error_prompt = "Multilib check error:"
        files = {}
diff --git a/meta/lib/oe/utils.py b/meta/lib/oe/utils.py
index ee6f0e6647..7b574ffd30 100644
--- a/meta/lib/oe/utils.py
+++ b/meta/lib/oe/utils.py
@@ -326,7 +326,7 @@ def multiprocess_launch(target, items, d, extraargs=None):
 def squashspaces(string):
    import re
-    return re.sub("\s+", " ", string).strip()
+    return re.sub(r"\s+", " ", string).strip()
 def format_pkg_list(pkg_dict, ret_format=None):
    output = []
@@ -374,7 +374,7 @@ def host_gcc_version(d, taskcontextonly=False):
    except subprocess.CalledProcessError as e:
        bb.fatal("Error running %s --version: %s" % (compiler, e.output.decode("utf-8")))
-    match = re.match(".* (\d\.\d)\.\d.*", output.split('\n')[0])
+    match = re.match(r".* (\d\.\d)\.\d.*", output.split('\n')[0])
    if not match:
        bb.fatal("Can't get compiler version from %s --version output" % compiler)
diff --git a/meta/recipes-connectivity/connman/connman.inc b/meta/recipes-connectivity/connman/connman.inc
index 0ba375137d..0a117e44a4 100644
--- a/meta/recipes-connectivity/connman/connman.inc
+++ b/meta/recipes-connectivity/connman/connman.inc
@@ -133,14 +133,14 @@ python populate_packages_prepend() {
        add_rdepends(bb, d, file, pkg, depmap, multilib_prefix, False)
    plugin_dir = d.expand('${libdir}/connman/plugins/')
    plugin_name = d.expand('${PN}-plugin-%s')
-    do_split_packages(d, plugin_dir, '^(.*).so$', plugin_name, \
+    do_split_packages(d, plugin_dir, r'^(.*).so$', plugin_name, \
        '${PN} plugin for %s', extra_depends='', hook=hook, prepend=True )
    hook = lambda file,pkg,x,y,z: \
        add_rdepends(bb, d, file, pkg, depmap, multilib_prefix, True)
    plugin_dir = d.expand('${libdir}/connman/plugins-vpn/')
    plugin_name = d.expand('${PN}-plugin-vpn-%s')
-    do_split_packages(d, plugin_dir, '^(.*).so$', plugin_name, \
+    do_split_packages(d, plugin_dir, r'^(.*).so$', plugin_name, \
        '${PN} VPN plugin for %s', extra_depends='', hook=hook, prepend=True )
 }
diff --git a/meta/recipes-core/ncurses/ncurses.inc b/meta/recipes-core/ncurses/ncurses.inc
index 99fc47869e..5f2cc35823 100644
--- a/meta/recipes-core/ncurses/ncurses.inc
+++ b/meta/recipes-core/ncurses/ncurses.inc
@@ -260,9 +260,9 @@ python populate_packages_prepend () {
    libdir = d.expand("${libdir}")
    base_libdir = d.expand("${base_libdir}")
    pnbase = d.expand("${PN}-lib%s")
-    do_split_packages(d, libdir, '^lib(.*)\.so\..*', pnbase, 'ncurses %s library', prepend=True, extra_depends = '', allow_links=True)
+    do_split_packages(d, libdir, r'^lib(.*)\.so\..*', pnbase, 'ncurses %s library', prepend=True, extra_depends = '', allow_links=True)
    if libdir is not base_libdir:
-        do_split_packages(d, base_libdir, '^lib(.*)\.so\..*', pnbase, 'ncurses %s library', prepend=True, extra_depends = '', allow_links=True)
+        do_split_packages(d, base_libdir, r'^lib(.*)\.so\..*', pnbase, 'ncurses %s library', prepend=True, extra_depends = '', allow_links=True)
 }
diff --git a/meta/recipes-core/util-linux/util-linux.inc b/meta/recipes-core/util-linux/util-linux.inc
index b5f77f7b6b..e514041a19 100644
--- a/meta/recipes-core/util-linux/util-linux.inc
+++ b/meta/recipes-core/util-linux/util-linux.inc
@@ -314,7 +314,7 @@ python do_package_prepend () {
 }
 python populate_packages_prepend() {
-    do_split_packages(d, '${base_libdir}', '^lib(.*)\.so\..*$',
+    do_split_packages(d, '${base_libdir}', r'^lib(.*)\.so\..*$',
                      output_pattern='util-linux-lib%s',
                      description='util-linux lib%s',
                      extra_depends='', prepend=True, allow_links=True)
diff --git a/meta/recipes-devtools/llvm/llvm_git.bb b/meta/recipes-devtools/llvm/llvm_git.bb
index 727876303d..eb0779d6ec 100644
--- a/meta/recipes-devtools/llvm/llvm_git.bb
+++ b/meta/recipes-devtools/llvm/llvm_git.bb
@@ -34,13 +34,13 @@ LLVM_INSTALL_DIR = "${WORKDIR}/llvm-install"
 def get_llvm_arch(bb, d, arch_var):
    import re
    a = d.getVar(arch_var)
-    if   re.match('(i.86|athlon|x86.64)$', a):         return 'X86'
+    if   re.match(r'(i.86|athlon|x86.64)$', a):         return 'X86'
-    elif re.match('arm$', a):                          return 'ARM'
+    elif re.match(r'arm$', a):                          return 'ARM'
-    elif re.match('armeb$', a):                        return 'ARM'
+    elif re.match(r'armeb$', a):                        return 'ARM'
-    elif re.match('aarch64$', a):                      return 'AArch64'
+    elif re.match(r'aarch64$', a):                      return 'AArch64'
-    elif re.match('aarch64_be$', a):                   return 'AArch64'
+    elif re.match(r'aarch64_be$', a):                   return 'AArch64'
-    elif re.match('mips(isa|)(32|64|)(r6|)(el|)$', a): return 'Mips'
+    elif re.match(r'mips(isa|)(32|64|)(r6|)(el|)$', a): return 'Mips'
-    elif re.match('p(pc|owerpc)(|64)', a):             return 'PowerPC'
+    elif re.match(r'p(pc|owerpc)(|64)', a):             return 'PowerPC'
    else:
        raise bb.parse.SkipRecipe("Cannot map '%s' to a supported LLVM architecture" % a)
@@ -172,9 +172,9 @@ INSANE_SKIP_${MLPREFIX}libllvm${LLVM_RELEASE}-llvm += "dev-so"
 python llvm_populate_packages() {
    libdir = bb.data.expand('${libdir}', d)
    libllvm_libdir = bb.data.expand('${libdir}/${LLVM_DIR}', d)
-    split_dbg_packages = do_split_packages(d, libllvm_libdir+'/.debug', '^lib(.*)\.so$', 'libllvm${LLVM_RELEASE}-%s-dbg', 'Split debug package for %s', allow_dirs=True)
+    split_dbg_packages = do_split_packages(d, libllvm_libdir+'/.debug', r'^lib(.*)\.so$', 'libllvm${LLVM_RELEASE}-%s-dbg', 'Split debug package for %s', allow_dirs=True)
-    split_packages = do_split_packages(d, libdir, '^lib(.*)\.so$', 'libllvm${LLVM_RELEASE}-%s', 'Split package for %s', allow_dirs=True, allow_links=True, recursive=True)
+    split_packages = do_split_packages(d, libdir, r'^lib(.*)\.so$', 'libllvm${LLVM_RELEASE}-%s', 'Split package for %s', allow_dirs=True, allow_links=True, recursive=True)
-    split_staticdev_packages = do_split_packages(d, libllvm_libdir, '^lib(.*)\.a$', 'libllvm${LLVM_RELEASE}-%s-staticdev', 'Split staticdev package for %s', allow_dirs=True)
+    split_staticdev_packages = do_split_packages(d, libllvm_libdir, r'^lib(.*)\.a$', 'libllvm${LLVM_RELEASE}-%s-staticdev', 'Split staticdev package for %s', allow_dirs=True)
    if split_packages:
        pn = d.getVar('PN')
        d.appendVar('RDEPENDS_' + pn, ' '+' '.join(split_packages))
diff --git a/meta/recipes-devtools/orc/orc_0.4.28.bb b/meta/recipes-devtools/orc/orc_0.4.28.bb
index 415de64dc4..03cddad8bb 100644
--- a/meta/recipes-devtools/orc/orc_0.4.28.bb
+++ b/meta/recipes-devtools/orc/orc_0.4.28.bb
@@ -19,7 +19,7 @@ FILES_${PN} = "${bindir}/*"
 python populate_packages_prepend () {
    libdir = d.expand('${libdir}')
-    do_split_packages(d, libdir, '^lib(.*)\.so\.*', 'lib%s', 'ORC %s library', extra_depends='', allow_links=True)
+    do_split_packages(d, libdir, r'^lib(.*)\.so\.*', 'lib%s', 'ORC %s library', extra_depends='', allow_links=True)
 }
 do_compile_prepend_class-native () {
diff --git a/meta/recipes-devtools/perl-sanity/perl-ptest.inc b/meta/recipes-devtools/perl-sanity/perl-ptest.inc
index 597e5d841e..9dd9b7da57 100644
--- a/meta/recipes-devtools/perl-sanity/perl-ptest.inc
+++ b/meta/recipes-devtools/perl-sanity/perl-ptest.inc
@@ -46,7 +46,7 @@ python populate_packages_prepend() {
    # do_split_packages requires a pair of () in the regex, but we have nothing
    # to match, so use an empty pair.
    if bb.utils.contains('DISTRO_FEATURES', 'ptest', True, False, d):
-        do_split_packages(d, d.expand('${libdir}/perl/${PV}'), '.*\.t()',
+        do_split_packages(d, d.expand('${libdir}/perl/${PV}'), r'.*\.t()',
            '${PN}-ptest%s', '%s', recursive=True, match_path=True)
 }
diff --git a/meta/recipes-devtools/perl-sanity/perl_5.28.1.bb b/meta/recipes-devtools/perl-sanity/perl_5.28.1.bb
index 0df821d446..71892a2436 100644
--- a/meta/recipes-devtools/perl-sanity/perl_5.28.1.bb
+++ b/meta/recipes-devtools/perl-sanity/perl_5.28.1.bb
@@ -222,12 +222,12 @@ PACKAGESPLITFUNCS_prepend = "split_perl_packages "
 python split_perl_packages () {
    libdir = d.expand('${libdir}/perl5/${PV}')
-    do_split_packages(d, libdir, '.*/auto/([^.]*)/[^/]*\.(so|ld|ix|al)', '${PN}-module-%s', 'perl module %s', recursive=True, match_path=True, prepend=False)
+    do_split_packages(d, libdir, r'.*/auto/([^.]*)/[^/]*\.(so|ld|ix|al)', '${PN}-module-%s', 'perl module %s', recursive=True, match_path=True, prepend=False)
-    do_split_packages(d, libdir, '.*linux/([^\/]*)\.pm', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
+    do_split_packages(d, libdir, r'.*linux/([^\/]*)\.pm', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
-    do_split_packages(d, libdir, 'Module/([^\/]*)\.pm', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
+    do_split_packages(d, libdir, r'Module/([^\/]*)\.pm', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
-    do_split_packages(d, libdir, 'Module/([^\/]*)/.*', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
+    do_split_packages(d, libdir, r'Module/([^\/]*)/.*', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
-    do_split_packages(d, libdir, '.*linux/([^\/].*)\.(pm|pl|e2x)', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
+    do_split_packages(d, libdir, r'.*linux/([^\/].*)\.(pm|pl|e2x)', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
-    do_split_packages(d, libdir, '(^(?!(CPAN\/|CPANPLUS\/|Module\/|unicore\/)[^\/]).*)\.(pm|pl|e2x)', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
+    do_split_packages(d, libdir, r'(^(?!(CPAN\/|CPANPLUS\/|Module\/|unicore\/)[^\/]).*)\.(pm|pl|e2x)', '${PN}-module-%s', 'perl module %s', recursive=True, allow_dirs=False, match_path=True, prepend=False)
    # perl-modules should recommend every perl module, and only the
    # modules. Don't attempt to use the result of do_split_packages() as some
diff --git a/meta/recipes-extended/iptables/iptables_1.6.2.bb b/meta/recipes-extended/iptables/iptables_1.6.2.bb
index e00824f763..a57cac34eb 100644
--- a/meta/recipes-extended/iptables/iptables_1.6.2.bb
+++ b/meta/recipes-extended/iptables/iptables_1.6.2.bb
@@ -39,7 +39,7 @@ PACKAGES += "${PN}-modules"
 PACKAGES_DYNAMIC += "^${PN}-module-.*"
 python populate_packages_prepend() {
-    modules = do_split_packages(d, '${libdir}/xtables', 'lib(.*)\.so$', '${PN}-module-%s', '${PN} module %s', extra_depends='')
+    modules = do_split_packages(d, '${libdir}/xtables', r'lib(.*)\.so$', '${PN}-module-%s', '${PN} module %s', extra_depends='')
    if modules:
        metapkg = d.getVar('PN') + '-modules'
        d.appendVar('RDEPENDS_' + metapkg, ' ' + ' '.join(modules))
diff --git a/meta/recipes-extended/lighttpd/lighttpd_1.4.52.bb b/meta/recipes-extended/lighttpd/lighttpd_1.4.52.bb
index adf77598d8..fb76a8bbb1 100644
--- a/meta/recipes-extended/lighttpd/lighttpd_1.4.52.bb
+++ b/meta/recipes-extended/lighttpd/lighttpd_1.4.52.bb
@@ -81,5 +81,5 @@ PACKAGES_DYNAMIC += "^lighttpd-module-.*"
 python populate_packages_prepend () {
    lighttpd_libdir = d.expand('${libdir}')
-    do_split_packages(d, lighttpd_libdir, '^mod_(.*)\.so$', 'lighttpd-module-%s', 'Lighttpd module for %s', extra_depends='')
+    do_split_packages(d, lighttpd_libdir, r'^mod_(.*)\.so$', 'lighttpd-module-%s', 'Lighttpd module for %s', extra_depends='')
 }
diff --git a/meta/recipes-extended/pam/libpam_1.3.0.bb b/meta/recipes-extended/pam/libpam_1.3.0.bb
index 3aec2cdb4c..5c45460c3a 100644
--- a/meta/recipes-extended/pam/libpam_1.3.0.bb
+++ b/meta/recipes-extended/pam/libpam_1.3.0.bb
@@ -120,7 +120,7 @@ python populate_packages_prepend () {
    pam_filterdir = d.expand('${base_libdir}/security/pam_filter')
    pam_pkgname = mlprefix + 'pam-plugin%s'
-    do_split_packages(d, pam_libdir, '^pam(.*)\.so$', pam_pkgname,
+    do_split_packages(d, pam_libdir, r'^pam(.*)\.so$', pam_pkgname,
                      'PAM plugin for %s', hook=pam_plugin_hook, extra_depends='')
    pam_plugin_append_file('%spam-plugin-unix' % mlprefix, pam_sbindir, 'unix_chkpwd')
    pam_plugin_append_file('%spam-plugin-unix' % mlprefix, pam_sbindir, 'unix_update')
@@ -129,7 +129,7 @@ python populate_packages_prepend () {
    pam_plugin_append_file('%spam-plugin-timestamp' % mlprefix, pam_sbindir, 'pam_timestamp_check')
    pam_plugin_append_file('%spam-plugin-mkhomedir' % mlprefix, pam_sbindir, 'mkhomedir_helper')
    pam_plugin_append_file('%spam-plugin-console' % mlprefix, pam_sbindir, 'pam_console_apply')
-    do_split_packages(d, pam_filterdir, '^(.*)$', 'pam-filter-%s', 'PAM filter for %s', extra_depends='')
+    do_split_packages(d, pam_filterdir, r'^(.*)$', 'pam-filter-%s', 'PAM filter for %s', extra_depends='')
 }
 do_install() {
diff --git a/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.36.11.bb b/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.36.11.bb
index 99c84c6dda..e4f2eee976 100644
--- a/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.36.11.bb
+++ b/meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.36.11.bb
@@ -69,7 +69,7 @@ python populate_packages_prepend () {
    loaders_root = d.expand('${libdir}/gdk-pixbuf-2.0/${LIBV}/loaders')
-    packages = ' '.join(do_split_packages(d, loaders_root, '^libpixbufloader-(.*)\.so$', 'gdk-pixbuf-loader-%s', 'GDK pixbuf loader for %s'))
+    packages = ' '.join(do_split_packages(d, loaders_root, r'^libpixbufloader-(.*)\.so$', 'gdk-pixbuf-loader-%s', 'GDK pixbuf loader for %s'))
    d.setVar('PIXBUF_PACKAGES', packages)
    # The test suite exercises all the loaders, so ensure they are all
diff --git a/meta/recipes-gnome/gtk+/gtk+3.inc b/meta/recipes-gnome/gtk+/gtk+3.inc
index 519a9840f4..1b0829de07 100644
--- a/meta/recipes-gnome/gtk+/gtk+3.inc
+++ b/meta/recipes-gnome/gtk+/gtk+3.inc
@@ -123,11 +123,11 @@ python populate_packages_prepend () {
    immodules_root = os.path.join(gtk_libdir, 'immodules')
    printmodules_root = os.path.join(gtk_libdir, 'printbackends');
-    immodules = do_split_packages(d, immodules_root, '^im-(.*)\.so$', 'gtk3-immodule-%s', 'GTK input module for %s')
+    immodules = do_split_packages(d, immodules_root, r'^im-(.*)\.so$', 'gtk3-immodule-%s', 'GTK input module for %s')
    if immodules:
        d.setVar("GTKIMMODULES_PACKAGES", " ".join(immodules))
-    do_split_packages(d, printmodules_root, '^libprintbackend-(.*)\.so$', 'gtk3-printbackend-%s', 'GTK printbackend module for %s')
+    do_split_packages(d, printmodules_root, r'^libprintbackend-(.*)\.so$', 'gtk3-printbackend-%s', 'GTK printbackend module for %s')
    if (d.getVar('DEBIAN_NAMES')):
        d.setVar(d.expand('PKG_${PN}'), '${MLPREFIX}libgtk-3.0')
diff --git a/meta/recipes-gnome/gtk+/gtk+_2.24.32.bb b/meta/recipes-gnome/gtk+/gtk+_2.24.32.bb
index 89fca736b2..682d31e49e 100644
--- a/meta/recipes-gnome/gtk+/gtk+_2.24.32.bb
+++ b/meta/recipes-gnome/gtk+/gtk+_2.24.32.bb
@@ -27,8 +27,8 @@ python populate_packages_prepend () {
    immodules_root = os.path.join(gtk_libdir, 'immodules')
    printmodules_root = os.path.join(gtk_libdir, 'printbackends');
-    d.setVar('GTKIMMODULES_PACKAGES', ' '.join(do_split_packages(d, immodules_root, '^im-(.*)\.so$', 'gtk-immodule-%s', 'GTK input module for %s')))
+    d.setVar('GTKIMMODULES_PACKAGES', ' '.join(do_split_packages(d, immodules_root, r'^im-(.*)\.so$', 'gtk-immodule-%s', 'GTK input module for %s')))
-    do_split_packages(d, printmodules_root, '^libprintbackend-(.*)\.so$', 'gtk-printbackend-%s', 'GTK printbackend module for %s')
+    do_split_packages(d, printmodules_root, r'^libprintbackend-(.*)\.so$', 'gtk-printbackend-%s', 'GTK printbackend module for %s')
    if (d.getVar('DEBIAN_NAMES')):
        d.setVar(d.expand('PKG_${PN}'), '${MLPREFIX}libgtk-2.0')
diff --git a/meta/recipes-graphics/mesa/mesa.inc b/meta/recipes-graphics/mesa/mesa.inc
index 0cc0a82de4..06c47e6dd4 100644
--- a/meta/recipes-graphics/mesa/mesa.inc
+++ b/meta/recipes-graphics/mesa/mesa.inc
@@ -194,7 +194,7 @@ python mesa_populate_packages() {
        dri_pkgs = os.listdir(dri_drivers_root)
        lib_name = d.expand("${MLPREFIX}mesa-megadriver")
        for p in dri_pkgs:
-            m = re.match('^(.*)_dri\.so$', p)
+            m = re.match(r'^(.*)_dri\.so$', p)
            if m:
                pkg_name = " ${MLPREFIX}mesa-driver-%s" % legitimize_package_name(m.group(1))
                d.appendVar("RPROVIDES_%s" % lib_name, pkg_name)
@@ -202,7 +202,7 @@ python mesa_populate_packages() {
                d.appendVar("RREPLACES_%s" % lib_name, pkg_name)
    pipe_drivers_root = os.path.join(d.getVar('libdir'), "gallium-pipe")
-    do_split_packages(d, pipe_drivers_root, '^pipe_(.*)\.so$', 'mesa-driver-pipe-%s', 'Mesa %s pipe driver', extra_depends='')
+    do_split_packages(d, pipe_drivers_root, r'^pipe_(.*)\.so$', 'mesa-driver-pipe-%s', 'Mesa %s pipe driver', extra_depends='')
 }
 PACKAGESPLITFUNCS_prepend = "mesa_populate_packages "
diff --git a/meta/recipes-graphics/xorg-lib/libxcb_1.13.1.bb b/meta/recipes-graphics/xorg-lib/libxcb_1.13.1.bb
index d8cee510ca..84303e6246 100644
--- a/meta/recipes-graphics/xorg-lib/libxcb_1.13.1.bb
+++ b/meta/recipes-graphics/xorg-lib/libxcb_1.13.1.bb
@@ -35,5 +35,5 @@ REQUIRED_DISTRO_FEATURES_class-native = ""
 export PYTHON = "python3"
 python populate_packages_prepend () {
-    do_split_packages(d, '${libdir}', '^libxcb-(.*)\.so\..*$', 'libxcb-%s', 'XCB library module for %s', allow_links=True)
+    do_split_packages(d, '${libdir}', r'^libxcb-(.*)\.so\..*$', 'libxcb-%s', 'XCB library module for %s', allow_links=True)
 }
diff --git a/meta/recipes-multimedia/alsa/alsa-plugins_1.1.6.bb b/meta/recipes-multimedia/alsa/alsa-plugins_1.1.6.bb
index 17c1879f95..7ede8be98a 100644
--- a/meta/recipes-multimedia/alsa/alsa-plugins_1.1.6.bb
+++ b/meta/recipes-multimedia/alsa/alsa-plugins_1.1.6.bb
@@ -60,7 +60,7 @@ do_install_append() {
 python populate_packages_prepend() {
    plugindir = d.expand('${libdir}/alsa-lib/')
-    packages = " ".join(do_split_packages(d, plugindir, '^libasound_module_(.*)\.so$', 'libasound-module-%s', 'Alsa plugin for %s', extra_depends=''))
+    packages = " ".join(do_split_packages(d, plugindir, r'^libasound_module_(.*)\.so$', 'libasound-module-%s', 'Alsa plugin for %s', extra_depends=''))
    d.setVar("RDEPENDS_alsa-plugins", packages)
 }
diff --git a/meta/recipes-multimedia/gstreamer/gst-plugins-package.inc b/meta/recipes-multimedia/gstreamer/gst-plugins-package.inc
index 3fdb10e404..c995e29e09 100644
--- a/meta/recipes-multimedia/gstreamer/gst-plugins-package.inc
+++ b/meta/recipes-multimedia/gstreamer/gst-plugins-package.inc
@@ -6,11 +6,11 @@ python split_gstreamer10_packages () {
    postinst = d.getVar('plugin_postinst')
    glibdir = d.getVar('libdir')
-    do_split_packages(d, glibdir, '^lib(.*)\.so\.*', 'lib%s', 'gstreamer %s library', extra_depends='', allow_links=True)
+    do_split_packages(d, glibdir, r'^lib(.*)\.so\.*', 'lib%s', 'gstreamer %s library', extra_depends='', allow_links=True)
-    do_split_packages(d, gst_libdir, 'libgst(.*)\.so$', d.expand('${PN}-%s'), 'GStreamer plugin for %s', postinst=postinst, extra_depends='')
+    do_split_packages(d, gst_libdir, r'libgst(.*)\.so$', d.expand('${PN}-%s'), 'GStreamer plugin for %s', postinst=postinst, extra_depends='')
-    do_split_packages(d, glibdir+'/girepository-1.0', 'Gst(.*)-1.0\.typelib$', d.expand('${PN}-%s-typelib'), 'GStreamer typelib file for %s', postinst=postinst, extra_depends='')
+    do_split_packages(d, glibdir+'/girepository-1.0', r'Gst(.*)-1.0\.typelib$', d.expand('${PN}-%s-typelib'), 'GStreamer typelib file for %s', postinst=postinst, extra_depends='')
-    do_split_packages(d, gst_libdir, 'libgst(.*)\.la$', d.expand('${PN}-%s-dev'), 'GStreamer plugin for %s (development files)', extra_depends='${PN}-dev')
+    do_split_packages(d, gst_libdir, r'libgst(.*)\.la$', d.expand('${PN}-%s-dev'), 'GStreamer plugin for %s (development files)', extra_depends='${PN}-dev')
-    do_split_packages(d, gst_libdir, 'libgst(.*)\.a$', d.expand('${PN}-%s-staticdev'), 'GStreamer plugin for %s (static development files)', extra_depends='${PN}-staticdev')
+    do_split_packages(d, gst_libdir, r'libgst(.*)\.a$', d.expand('${PN}-%s-staticdev'), 'GStreamer plugin for %s (static development files)', extra_depends='${PN}-staticdev')
 }
 python set_metapkg_rdepends () {
diff --git a/meta/recipes-multimedia/pulseaudio/pulseaudio.inc b/meta/recipes-multimedia/pulseaudio/pulseaudio.inc
index 8c58c37248..9a95e7c65b 100644
--- a/meta/recipes-multimedia/pulseaudio/pulseaudio.inc
+++ b/meta/recipes-multimedia/pulseaudio/pulseaudio.inc
@@ -211,8 +211,8 @@ pkg_postinst_${PN}-server() {
 python populate_packages_prepend() {
    plugindir = d.expand('${libdir}/pulse-${PV}/modules/')
-    do_split_packages(d, plugindir, '^module-(.*)\.so$', '${PN}-module-%s', 'PulseAudio module for %s', extra_depends='', prepend=True)
+    do_split_packages(d, plugindir, r'^module-(.*)\.so$', '${PN}-module-%s', 'PulseAudio module for %s', extra_depends='', prepend=True)
-    do_split_packages(d, plugindir, '^lib(.*)\.so$', '${PN}-lib-%s', 'PulseAudio library for %s', extra_depends='', prepend=True)
+    do_split_packages(d, plugindir, r'^lib(.*)\.so$', '${PN}-lib-%s', 'PulseAudio library for %s', extra_depends='', prepend=True)
 }
 RDEPENDS_pulseaudio-server = " \