MAINT: Remove unnecessary backslashes when not needed.

See also: #13880

5 files changed, 22 insertions, 22 deletions

diff --git a/numpy/distutils/command/build_src.py b/numpy/distutils/command/build_src.py
index 6d5d305d2..41bb01da5 100644
--- a/numpy/distutils/command/build_src.py
+++ b/numpy/distutils/command/build_src.py
@@ -362,7 +362,7 @@ class build_src(build_ext.build_ext):
             #    incl_dirs = extension.include_dirs
             #if self.build_src not in incl_dirs:
             #    incl_dirs.append(self.build_src)
-            build_dir = os.path.join(*([self.build_src]\
+            build_dir = os.path.join(*([self.build_src]
                                        +name.split('.')[:-1]))
         self.mkpath(build_dir)
         for func in func_sources:
@@ -540,7 +540,7 @@ class build_src(build_ext.build_ext):
             if is_sequence(extension):
                 name = extension[0]
             else: name = extension.name
-            target_dir = os.path.join(*([self.build_src]\
+            target_dir = os.path.join(*([self.build_src]
                                         +name.split('.')[:-1]))
             target_file = os.path.join(target_dir, ext_name + 'module.c')
             new_sources.append(target_file)
diff --git a/numpy/distutils/command/config.py b/numpy/distutils/command/config.py
index e9ca7bea8..b9f2fa76e 100644
--- a/numpy/distutils/command/config.py
+++ b/numpy/distutils/command/config.py
@@ -442,10 +442,10 @@ class config(old_config):
         of the program and its output.
         """
         # 2008-11-16, RemoveMe
-        warnings.warn("\n+++++++++++++++++++++++++++++++++++++++++++++++++\n" \
-                      "Usage of get_output is deprecated: please do not \n" \
-                      "use it anymore, and avoid configuration checks \n" \
-                      "involving running executable on the target machine.\n" \
+        warnings.warn("\n+++++++++++++++++++++++++++++++++++++++++++++++++\n"
+                      "Usage of get_output is deprecated: please do not \n"
+                      "use it anymore, and avoid configuration checks \n"
+                      "involving running executable on the target machine.\n"
                       "+++++++++++++++++++++++++++++++++++++++++++++++++\n",
                       DeprecationWarning, stacklevel=2)
         self._check_compiler()
diff --git a/numpy/distutils/cpuinfo.py b/numpy/distutils/cpuinfo.py
index 580299347..bc9728335 100644
--- a/numpy/distutils/cpuinfo.py
+++ b/numpy/distutils/cpuinfo.py
@@ -242,16 +242,16 @@ class LinuxCPUInfo(CPUInfoBase):
         return self.is_PentiumIV() and self.has_sse3()
 
     def _is_Nocona(self):
-        return self.is_Intel() \
-               and (self.info[0]['cpu family'] == '6' \
-                    or self.info[0]['cpu family'] == '15' ) \
-               and (self.has_sse3() and not self.has_ssse3())\
-               and re.match(r'.*?\blm\b', self.info[0]['flags']) is not None
+        return (self.is_Intel()
+                and (self.info[0]['cpu family'] == '6'
+                     or self.info[0]['cpu family'] == '15')
+                and (self.has_sse3() and not self.has_ssse3())
+                and re.match(r'.*?\blm\b', self.info[0]['flags']) is not None)
 
     def _is_Core2(self):
-        return self.is_64bit() and self.is_Intel() and \
-               re.match(r'.*?Core\(TM\)2\b', \
-                        self.info[0]['model name']) is not None
+        return (self.is_64bit() and self.is_Intel() and
+                re.match(r'.*?Core\(TM\)2\b',
+                         self.info[0]['model name']) is not None)
 
     def _is_Itanium(self):
         return re.match(r'.*?Itanium\b',
@@ -632,13 +632,13 @@ class Win32CPUInfo(CPUInfoBase):
 
     def _has_sse(self):
         if self.is_Intel():
-            return (self.info[0]['Family']==6 and \
-                    self.info[0]['Model'] in [7, 8, 9, 10, 11]) \
-                    or self.info[0]['Family']==15
+            return ((self.info[0]['Family']==6 and
+                     self.info[0]['Model'] in [7, 8, 9, 10, 11])
+                     or self.info[0]['Family']==15)
         elif self.is_AMD():
-            return (self.info[0]['Family']==6 and \
-                    self.info[0]['Model'] in [6, 7, 8, 10]) \
-                    or self.info[0]['Family']==15
+            return ((self.info[0]['Family']==6 and
+                     self.info[0]['Model'] in [6, 7, 8, 10])
+                     or self.info[0]['Family']==15)
         else:
             return False
 
diff --git a/numpy/distutils/exec_command.py b/numpy/distutils/exec_command.py
index 2e7b9e463..712f22666 100644
--- a/numpy/distutils/exec_command.py
+++ b/numpy/distutils/exec_command.py
@@ -217,7 +217,7 @@ def exec_command(command, execute_in='', use_shell=None, use_tee=None,
     # 2019-01-30, 1.17
     warnings.warn('exec_command is deprecated since NumPy v1.17, use '
                   'subprocess.Popen instead', DeprecationWarning, stacklevel=1)
-    log.debug('exec_command(%r,%s)' % (command,\
+    log.debug('exec_command(%r,%s)' % (command,
          ','.join(['%s=%r'%kv for kv in env.items()])))
 
     if use_tee is None:
diff --git a/numpy/distutils/npy_pkg_config.py b/numpy/distutils/npy_pkg_config.py
index bfe8b9f77..48584b4c4 100644
--- a/numpy/distutils/npy_pkg_config.py
+++ b/numpy/distutils/npy_pkg_config.py
@@ -426,7 +426,7 @@ if __name__ == '__main__':
     if options.define_variable:
         m = re.search(r'([\S]+)=([\S]+)', options.define_variable)
         if not m:
-            raise ValueError("--define-variable option should be of " \
+            raise ValueError("--define-variable option should be of "
                              "the form --define-variable=foo=bar")
         else:
             name = m.group(1)