Fix issues detected by flake8

Signed-off-by: Dylan Aïssi <dylan.aissi@collabora.com>

tools/import-debian-package

@@ -32,7 +32,6 @@ from debian.changelog import Changelog, VersionError, format_date
 from debian.debian_support import Version
 from gbp.deb.git import DebianGitRepository
 from gbp.scripts.import_dsc import main as gbp_import_dsc_orig
-from gbp.scripts.import_dscs import set_gbp_conf_files
 from sh import debsnap, dget
 from sh.contrib import git
 
@@ -152,7 +151,7 @@ def get_debian_dsc_path(package: str, version: Version) -> str:
             data = json.loads(response.read().decode("utf-8"))
     except KeyboardInterrupt:
         raise
-    except HTTPError as e:
+    except HTTPError:
         raise KeyError((package, None))
     for filehash, fileinfo in data["fileinfo"].items():
         for i in fileinfo:
@@ -309,7 +308,7 @@ def fetch(package: str, version: str, url: str, downloaddir: str, cached_dsc: st
                 debsnap(package, version, force=True, destdir=downloaddir, _fg=True)
         except KeyboardInterrupt:
             raise
-        except (HTTPError, URLError) as e:
+        except (HTTPError, URLError):
             if cached_dsc:
                 logging.info(f"Using cached {cached_dsc}")
             else:
@@ -378,7 +377,7 @@ def do_import(args):
             version = get_debian_package_version(upstream, package)
         except KeyboardInterrupt:
             raise
-        except KeyError as e:
+        except KeyError:
             raise Abort(f"Unable to find package {package} version {version}")
     version = Version(version)
 
@@ -407,7 +406,7 @@ def do_import(args):
                 url = args.mirror.rstrip("/") + get_debian_dsc_path(package, version)
             except KeyboardInterrupt:
                 raise
-            except (KeyError, HTTPError, URLError) as e:
+            except (KeyError, HTTPError, URLError):
                 if not cached_dsc:
                     raise Abort(
                         f"Unable to download source package {package} version {version}"
@@ -453,10 +452,6 @@ def do_import(args):
                 "-m",
                 f"Import Apertis version {overlay_version}",
             )
-            new_tag = DebianGitRepository.version_to_tag(
-                "apertis/%(version)s", str(overlay_version)
-            )
-            # git.tag('-a', '-m', f'Apertis version {overlay_version}', new_tag)
             logging.info("Storing the original tarballs")
             pristine_lfs("import-dsc", args.dsc.name)
             # pristine_lfs('import-dsc', '--full', '-b', 'pristine-lfs-source', args.dsc.name)
@@ -491,7 +486,7 @@ def do_import(args):
         try:
             remote_url = git("remote", "get-url", "origin")
             logging.warning(f"Remote was already set to: {remote_url}")
-            logging.warning(f"Will overwrite with remote repository url")
+            logging.warning("Will overwrite with remote repository url")
             git("remote", "set-url", "origin", project.ssh_url_to_repo)
         except:
             git("remote", "add", "origin", project.ssh_url_to_repo)
@@ -508,7 +503,7 @@ def do_import(args):
         )
 
         logging.info("Creating merge request")
-        mr = project.mergerequests.create(
+        project.mergerequests.create(
             {
                 "source_branch": f"proposed-package/{downstream}",
                 "target_branch": downstream,
@@ -673,7 +668,7 @@ def main(argv):
         print(_("Failed to run %s:") % e.full_cmd, file=sys.stderr)
         print(e.stderr.decode(sh.DEFAULT_ENCODING, "replace"), file=sys.stderr)
         sys.exit(e.exit_code)
-    except KeyboardInterrupt as e:
+    except KeyboardInterrupt:
         print(file=sys.stderr)
         print(_("about: Interrupted by user"), file=sys.stderr)
         sys.exit(1)