sagemathgh-39339: fixing most of ruff-minimal outside of src/sage

    
This is fixing a few minor warnings (activated in our ruff-minimal)
outside of `src/sage`

### 📝 Checklist

- [ ] The title is concise and informative.
- [ ] The description explains in detail what this PR is about.
    
URL: sagemath#39339
Reported by: Frédéric Chapoton
Reviewer(s): Kwankyu Lee

build/sage_bootstrap/download/mirror_list.py

@@ -170,7 +170,8 @@ def _rank_mirrors(self):
         This method is used by the YUM fastestmirror plugin
         """
         timed_mirrors = []
-        import time, socket
+        import time
+        import socket
         log.info('Searching fastest mirror')
         timeout = 1
         for mirror in self.mirrors:

pkgs/sage-conf_conda/setup.py

@@ -38,7 +38,7 @@ def run(self):
                 print("Warning: A configuration has been written, but the configure script has exited with an error. "
                       "Carefully check any messages above before continuing.")
             else:
-                print(f"Error: The configure script has failed; this may be caused by missing build prerequisites.")
+                print("Error: The configure script has failed; this may be caused by missing build prerequisites.")
                 sys.stdout.flush()
                 PREREQ_SPKG = "_prereq bzip2 xz libffi"  # includes python3 SPKG_DEPCHECK packages
                 os.system(f'cd {SAGE_ROOT} && export PACKAGES="$(build/bin/sage-get-system-packages conda {PREREQ_SPKG})" && [ -n "$PACKAGES" ] && echo "You can install the required build prerequisites using the following shell command" && echo "" && build/bin/sage-print-system-package-command conda --verbose --sudo install $PACKAGES && echo ""')
@@ -73,7 +73,7 @@ def _create_writable_sage_root(self):
 
         def ignore(path, names):
             # exclude all embedded src trees
-            if fnmatch.fnmatch(path, f'*/build/pkgs/*'):
+            if fnmatch.fnmatch(path, '*/build/pkgs/*'):
                 return ['src']
             ### ignore more stuff --- .tox etc.
             return [name for name in names

pkgs/sage-conf_pypi/setup.py

@@ -47,7 +47,7 @@ def run(self):
             print(f"Running {cmd}")
             sys.stdout.flush()
             if os.system(cmd) != 0:
-                print(f"configure failed; this may be caused by missing build prerequisites.")
+                print("configure failed; this may be caused by missing build prerequisites.")
                 sys.stdout.flush()
                 PREREQ_SPKG = "_prereq bzip2 xz libffi"  # includes python3 SPKG_DEPCHECK packages
                 os.system(f'cd {SAGE_ROOT} && export SYSTEM=$(build/bin/sage-guess-package-system 2>/dev/null) && export PACKAGES="$(build/bin/sage-get-system-packages $SYSTEM {PREREQ_SPKG})" && [ -n "$PACKAGES" ] && echo "You can install the required build prerequisites using the following shell command" && echo "" && build/bin/sage-print-system-package-command $SYSTEM --verbose --sudo install $PACKAGES && echo ""')
@@ -95,7 +95,7 @@ def _create_writable_sage_root(self):
 
         def ignore(path, names):
             # exclude all embedded src trees
-            if fnmatch.fnmatch(path, f'*/build/pkgs/*'):
+            if fnmatch.fnmatch(path, '*/build/pkgs/*'):
                 return ['src']
             ### ignore more stuff --- .tox etc.
             return [name for name in names

pkgs/sage-sws2rst/sage_sws2rst/worksheet2rst.py

@@ -111,7 +111,8 @@ def code_parser(text):
     lines = ['::', '']
     for s in text.splitlines():
         l = s[6:] if s.startswith('sage: ') else s
-        if not l: continue
+        if not l:
+            continue
         prefix = '    ....: ' if l[0] == ' ' else '    sage: '
         lines.append(prefix + l)
     return '\n'.join(lines)

src/doc/el/a_tour_of_sage/conf.py

@@ -27,8 +27,8 @@
 
 # Add small view/edit buttons.
 html_theme_options.update({
-  'source_view_link': os.path.join(source_repository, f'blob/develop/src/doc/el/a_tour_of_sage', '{filename}'),
-  'source_edit_link': os.path.join(source_repository, f'edit/develop/src/doc/el/a_tour_of_sage', '{filename}'),
+  'source_view_link': os.path.join(source_repository, 'blob/develop/src/doc/el/a_tour_of_sage', '{filename}'),
+  'source_edit_link': os.path.join(source_repository, 'edit/develop/src/doc/el/a_tour_of_sage', '{filename}'),
 })
 
 # General information about the project.

src/doc/en/a_tour_of_sage/conf.py

@@ -27,8 +27,8 @@
 
 # Add small view/edit buttons.
 html_theme_options.update({
-  'source_view_link': os.path.join(source_repository, f'blob/develop/src/doc/en/a_tour_of_sage', '{filename}'),
-  'source_edit_link': os.path.join(source_repository, f'edit/develop/src/doc/en/a_tour_of_sage', '{filename}'),
+  'source_view_link': os.path.join(source_repository, 'blob/develop/src/doc/en/a_tour_of_sage', '{filename}'),
+  'source_edit_link': os.path.join(source_repository, 'edit/develop/src/doc/en/a_tour_of_sage', '{filename}'),
 })
 
 # General information about the project.

src/doc/tr/a_tour_of_sage/conf.py

@@ -27,8 +27,8 @@
 
 # Add small view/edit buttons.
 html_theme_options.update({
-  'source_view_link': os.path.join(source_repository, f'blob/develop/src/doc/tr/a_tour_of_sage', '{filename}'),
-  'source_edit_link': os.path.join(source_repository, f'edit/develop/src/doc/tr/a_tour_of_sage', '{filename}'),
+  'source_view_link': os.path.join(source_repository, 'blob/develop/src/doc/tr/a_tour_of_sage', '{filename}'),
+  'source_edit_link': os.path.join(source_repository, 'edit/develop/src/doc/tr/a_tour_of_sage', '{filename}'),
 })
 
 # General information about the project.

src/sage_docbuild/conf.py

@@ -712,8 +712,8 @@ def add_page_context(app, pagename, templatename, context, doctree):
             # source files are generated.
             suffix = '.py' if importlib.import_module(pagename.replace('/','.')).__file__.endswith('.py') else '.pyx'
             context['page_source_suffix'] = suffix
-            context['theme_source_view_link'] = os.path.join(source_repository, f'blob/develop/src', '{filename}')
-            context['theme_source_edit_link'] = os.path.join(source_repository, f'edit/develop/src', '{filename}')
+            context['theme_source_view_link'] = os.path.join(source_repository, 'blob/develop/src', '{filename}')
+            context['theme_source_edit_link'] = os.path.join(source_repository, 'edit/develop/src', '{filename}')
 
 
 dangling_debug = False

src/setup.py

@@ -87,7 +87,7 @@
     python_packages = find_namespace_packages(where=SAGE_SRC, include=['sage', 'sage.*'])
     log.debug(f"python_packages = {python_packages}")
 
-    log.info(f"Discovering Python/Cython source code... done")
+    log.info("Discovering Python/Cython source code... done")
 
     # from sage_build_cython:
     import Cython.Compiler.Options