diff --git a/cylc/flow/cfgspec/globalcfg.py b/cylc/flow/cfgspec/globalcfg.py
index 86c639af113..23dfffba244 100644
--- a/cylc/flow/cfgspec/globalcfg.py
+++ b/cylc/flow/cfgspec/globalcfg.py
@@ -1222,6 +1222,9 @@ def default_for(
 
                    {PLATFORM_REPLACES.format("[job]batch system")}
             ''')
+            replaces = PLATFORM_REPLACES.format(
+                "[job]batch submit command template"
+            )
             Conf('job runner command template', VDR.V_STRING, desc=f'''
                 Set the command used by the chosen job runner.
 
@@ -1230,9 +1233,7 @@ def default_for(
 
                 .. versionadded:: 8.0.0
 
-                   {PLATFORM_REPLACES.format(
-                       "[job]batch submit command template"
-                    )}
+                   {replaces}
             ''')
             Conf('shell', VDR.V_STRING, '/bin/bash', desc='''
 
@@ -1465,6 +1466,8 @@ def default_for(
                    {REPLACES}``global.rc[hosts][<host>]retrieve job logs
                    command``.
             ''')
+            replaces = PLATFORM_REPLACES.format(
+                "[remote]retrieve job logs max size")
             Conf('retrieve job logs max size', VDR.V_STRING, desc=f'''
                 {LOG_RETR_SETTINGS['retrieve job logs max size']}
 
@@ -1472,9 +1475,10 @@ def default_for(
 
                    {REPLACES}``global.rc[hosts][<host>]retrieve job logs
                    max size``.
-                   {PLATFORM_REPLACES.format(
-                       "[remote]retrieve job logs max size")}
+                   {replaces}
             ''')
+            replaces = PLATFORM_REPLACES.format(
+                "[remote]retrieve job logs retry delays")
             Conf('retrieve job logs retry delays', VDR.V_INTERVAL_LIST,
                  desc=f'''
                 {LOG_RETR_SETTINGS['retrieve job logs retry delays']}
@@ -1483,8 +1487,7 @@ def default_for(
 
                    {REPLACES}``global.rc[hosts][<host>]retrieve job logs
                    retry delays``.
-                   {PLATFORM_REPLACES.format(
-                       "[remote]retrieve job logs retry delays")}
+                   {replaces}
             ''')
             Conf('tail command template',
                  VDR.V_STRING, 'tail -n +1 --follow=name %(filename)s',
diff --git a/cylc/flow/cfgspec/workflow.py b/cylc/flow/cfgspec/workflow.py
index f521614c73a..d75013fd621 100644
--- a/cylc/flow/cfgspec/workflow.py
+++ b/cylc/flow/cfgspec/workflow.py
@@ -401,7 +401,7 @@ def get_script_common_text(this: str, example: Optional[str] = None):
                     # differentiate between not set vs set to empty
                     default = None
                 elif item.endswith("handlers"):
-                    desc = desc + '\n\n' + dedent(rf'''
+                    desc = desc + '\n\n' + dedent(f'''
                         Examples:
 
                         .. code-block:: cylc
@@ -413,9 +413,9 @@ def get_script_common_text(this: str, example: Optional[str] = None):
                            {item} = echo %(workflow)s
 
                            # configure multiple event handlers
-                           {item} = \
-                               'echo %(workflow)s, %(event)s', \
-                               'my_exe %(event)s %(message)s' \
+                           {item} = \\
+                               'echo %(workflow)s, %(event)s', \\
+                               'my_exe %(event)s %(message)s' \\
                                'curl -X PUT -d event=%(event)s host:port'
                     ''')
                 elif item.startswith("abort on"):
@@ -1856,7 +1856,7 @@ def upg(cfg, descr):
         ['scheduling', 'max active cycle points'],
         ['scheduling', 'runahead limit'],
         cvtr=converter(
-            lambda x: f'P{int(x)-1}' if x != '' else '',
+            lambda x: f'P{int(x) - 1}' if x != '' else '',
             '"{old}" -> "{new}"'
         ),
         silent=cylc.flow.flags.cylc7_back_compat,
diff --git a/cylc/flow/id.py b/cylc/flow/id.py
index b8f34fb217f..222d16f82b6 100644
--- a/cylc/flow/id.py
+++ b/cylc/flow/id.py
@@ -497,7 +497,7 @@ def duplicate(
             )?
             (?:
                 # cycle/task/job
-                { RELATIVE_PATTERN }
+                {RELATIVE_PATTERN}
             )?
           )?
         )?