tests: remove deprecated test-check-py3-compat.t

If our current source files were not compatible with Python 3, we would know by
now.

This check has not been relevant for a couple of years now and we can safely
remove it.

contrib/python3-whitelist

@@ -1,786 +1,785 b''
 test-abort-checkin.t
 test-absorb-edit-lines.t
 test-absorb-filefixupstate.py
 test-absorb-phase.t
 test-absorb-rename.t
 test-absorb-strip.t
 test-absorb-unfinished.t
 test-absorb.t
 test-acl.t
 test-add.t
 test-addremove-similar.t
 test-addremove.t
 test-alias.t
 test-amend-subrepo.t
 test-amend.t
 test-ancestor.py
 test-annotate.py
 test-annotate.t
 test-arbitraryfilectx.t
 test-archive-symlinks.t
 test-archive.t
 test-atomictempfile.py
 test-audit-path.t
 test-audit-subrepo.t
 test-automv.t
 test-backout.t
 test-backwards-remove.t
 test-bad-extension.t
 test-bad-pull.t
 test-basic.t
 test-batching.py
 test-bdiff.py
 test-bheads.t
 test-bisect.t
 test-bisect2.t
 test-bisect3.t
 test-blackbox.t
 test-bookflow.t
 test-bookmarks-corner-case.t
 test-bookmarks-current.t
 test-bookmarks-merge.t
 test-bookmarks-pushpull.t
 test-bookmarks-rebase.t
 test-bookmarks-strip.t
 test-bookmarks.t
 test-branch-change.t
 test-branch-option.t
 test-branch-tag-confict.t
 test-branches.t
 test-bugzilla.t
 test-bundle-phases.t
 test-bundle-r.t
 test-bundle-type.t
 test-bundle-vs-outgoing.t
 test-bundle.t
 test-bundle2-exchange.t
 test-bundle2-format.t
 test-bundle2-multiple-changegroups.t
 test-bundle2-pushback.t
 test-bundle2-remote-changegroup.t
 test-cache-abuse.t
 test-cappedreader.py
 test-casecollision-merge.t
 test-casecollision.t
 test-casefolding.t
 test-cat.t
 test-cbor.py
 test-censor.t
 test-changelog-exec.t
 test-check-code.t
 test-check-commit.t
 test-check-config.t
 test-check-execute.t
 test-check-help.t
 test-check-interfaces.py
 test-check-module-imports.t
-test-check-py3-compat.t
 test-check-pyflakes.t
 test-check-pylint.t
 test-check-shbang.t
 test-children.t
 test-churn.t
 test-clone-cgi.t
 test-clone-pull-corruption.t
 test-clone-r.t
 test-clone-uncompressed.t
 test-clone-update-order.t
 test-clone.t
 test-clonebundles.t
 test-close-head.t
 test-commandserver.t
 test-commit-amend.t
 test-commit-interactive-curses.t
 test-commit-interactive.t
 test-commit-multiple.t
 test-commit-unresolved.t
 test-commit.t
 test-committer.t
 test-completion.t
 test-config-env.py
 test-config.t
 test-conflict.t
 test-confused-revert.t
 test-context-metadata.t
 test-context.py
 test-contrib-check-code.t
 test-contrib-check-commit.t
 test-contrib-dumprevlog.t
 test-contrib-emacs.t
 test-contrib-perf.t
 test-contrib-relnotes.t
 test-contrib-testparseutil.t
 test-contrib.t
 test-convert-authormap.t
 test-convert-clonebranches.t
 test-convert-cvs-branch.t
 test-convert-cvs-detectmerge.t
 test-convert-cvs-synthetic.t
 test-convert-cvs.t
 test-convert-cvsnt-mergepoints.t
 test-convert-datesort.t
 test-convert-filemap.t
 test-convert-git.t
 test-convert-hg-sink.t
 test-convert-hg-source.t
 test-convert-hg-startrev.t
 test-convert-identity.t
 test-convert-mtn.t
 test-convert-splicemap.t
 test-convert-svn-sink.t
 test-convert-tagsbranch-topology.t
 test-convert.t
 test-copies-in-changeset.t
 test-copies-unrelated.t
 test-copies.t
 test-copy-move-merge.t
 test-copy.t
 test-copytrace-heuristics.t
 test-custom-filters.t
 test-debugbuilddag.t
 test-debugbundle.t
 test-debugcommands.t
 test-debugextensions.t
 test-debugindexdot.t
 test-debugrename.t
 test-default-push.t
 test-demandimport.py
 test-devel-warnings.t
 test-diff-antipatience.t
 test-diff-binary-file.t
 test-diff-change.t
 test-diff-color.t
 test-diff-copy-depth.t
 test-diff-hashes.t
 test-diff-ignore-whitespace.t
 test-diff-indent-heuristic.t
 test-diff-issue2761.t
 test-diff-newlines.t
 test-diff-reverse.t
 test-diff-subdir.t
 test-diff-unified.t
 test-diff-upgrade.t
 test-diffdir.t
 test-diffstat.t
 test-directaccess.t
 test-dirstate-backup.t
 test-dirstate-nonnormalset.t
 test-dirstate-race.t
 test-dirstate-race2.t
 test-dirstate.t
 test-dispatch.py
 test-dispatch.t
 test-doctest.py
 test-double-merge.t
 test-drawdag.t
 test-duplicateoptions.py
 test-editor-filename.t
 test-empty-dir.t
 test-empty-file.t
 test-empty-group.t
 test-empty.t
 test-encode.t
 test-encoding-align.t
 test-encoding-func.py
 test-encoding-textwrap.t
 test-encoding.t
 test-eol-add.t
 test-eol-clone.t
 test-eol-hook.t
 test-eol-patch.t
 test-eol-tag.t
 test-eol-update.t
 test-eol.t
 test-eolfilename.t
 test-excessive-merge.t
 test-exchange-obsmarkers-case-A1.t
 test-exchange-obsmarkers-case-A2.t
 test-exchange-obsmarkers-case-A3.t
 test-exchange-obsmarkers-case-A4.t
 test-exchange-obsmarkers-case-A5.t
 test-exchange-obsmarkers-case-A6.t
 test-exchange-obsmarkers-case-A7.t
 test-exchange-obsmarkers-case-B1.t
 test-exchange-obsmarkers-case-B2.t
 test-exchange-obsmarkers-case-B3.t
 test-exchange-obsmarkers-case-B4.t
 test-exchange-obsmarkers-case-B5.t
 test-exchange-obsmarkers-case-B6.t
 test-exchange-obsmarkers-case-B7.t
 test-exchange-obsmarkers-case-C1.t
 test-exchange-obsmarkers-case-C2.t
 test-exchange-obsmarkers-case-C3.t
 test-exchange-obsmarkers-case-C4.t
 test-exchange-obsmarkers-case-D1.t
 test-exchange-obsmarkers-case-D2.t
 test-exchange-obsmarkers-case-D3.t
 test-exchange-obsmarkers-case-D4.t
 test-execute-bit.t
 test-export.t
 test-extdata.t
 test-extdiff.t
 test-extension-timing.t
 test-extension.t
 test-extensions-afterloaded.t
 test-extensions-wrapfunction.py
 test-extra-filelog-entry.t
 test-fastannotate-corrupt.t
 test-fastannotate-diffopts.t
 test-fastannotate-hg.t
 test-fastannotate-perfhack.t
 test-fastannotate-protocol.t
 test-fastannotate-renames.t
 test-fastannotate-revmap.py
 test-fastannotate.t
 test-fetch.t
 test-filebranch.t
 test-filecache.py
 test-filelog.py
 test-fileset-generated.t
 test-fileset.t
 test-fix-metadata.t
 test-fix-topology.t
 test-fix.t
 test-flagprocessor.t
 test-flags.t
 test-fncache.t
 test-gendoc-da.t
 test-gendoc-de.t
 test-gendoc-el.t
 test-gendoc-fr.t
 test-gendoc-it.t
 test-gendoc-ja.t
 test-gendoc-pt_BR.t
 test-gendoc-ro.t
 test-gendoc-ru.t
 test-gendoc-sv.t
 test-gendoc-zh_CN.t
 test-gendoc-zh_TW.t
 test-gendoc.t
 test-generaldelta.t
 test-getbundle.t
 test-git-export.t
 test-githelp.t
 test-globalopts.t
 test-glog-beautifygraph.t
 test-glog-topological.t
 test-glog.t
 test-gpg.t
 test-graft.t
 test-grep.t
 test-hardlinks.t
 test-help-hide.t
 test-help.t
 test-hg-parseurl.py
 test-hghave.t
 test-hgignore.t
 test-hgk.t
 test-hgrc.t
 test-hgweb-annotate-whitespace.t
 test-hgweb-auth.py
 test-hgweb-bundle.t
 test-hgweb-commands.t
 test-hgweb-csp.t
 test-hgweb-descend-empties.t
 test-hgweb-diffs.t
 test-hgweb-empty.t
 test-hgweb-filelog.t
 test-hgweb-json.t
 test-hgweb-no-path-info.t
 test-hgweb-no-request-uri.t
 test-hgweb-non-interactive.t
 test-hgweb-raw.t
 test-hgweb-removed.t
 test-hgweb-symrev.t
 test-hgweb.t
 test-hgwebdir-paths.py
 test-hgwebdir.t
 test-hgwebdirsym.t
 test-highlight.t
 test-histedit-arguments.t
 test-histedit-base.t
 test-histedit-bookmark-motion.t
 test-histedit-commute.t
 test-histedit-drop.t
 test-histedit-edit.t
 test-histedit-fold-non-commute.t
 test-histedit-fold.t
 test-histedit-merge-tools.t
 test-histedit-no-backup.t
 test-histedit-no-change.t
 test-histedit-non-commute-abort.t
 test-histedit-non-commute.t
 test-histedit-obsolete.t
 test-histedit-outgoing.t
 test-histedit-templates.t
 test-http-api-httpv2.t
 test-http-api.t
 test-http-bad-server.t
 test-http-branchmap.t
 test-http-bundle1.t
 test-http-clone-r.t
 test-http-permissions.t
 test-http-protocol.t
 test-http-proxy.t
 test-http.t
 test-https.t
 test-hybridencode.py
 test-i18n.t
 test-identify.t
 test-impexp-branch.t
 test-import-bypass.t
 test-import-context.t
 test-import-eol.t
 test-import-git.t
 test-import-merge.t
 test-import-unknown.t
 test-import.t
 test-imports-checker.t
 test-incoming-outgoing.t
 test-inherit-mode.t
 test-init.t
 test-install.t
 test-issue1089.t
 test-issue1102.t
 test-issue1175.t
 test-issue1306.t
 test-issue1438.t
 test-issue1502.t
 test-issue1802.t
 test-issue1877.t
 test-issue1993.t
 test-issue2137.t
 test-issue3084.t
 test-issue4074.t
 test-issue522.t
 test-issue586.t
 test-issue5979.t
 test-issue612.t
 test-issue619.t
 test-issue660.t
 test-issue672.t
 test-issue842.t
 test-journal-exists.t
 test-journal-share.t
 test-journal.t
 test-keyword.t
 test-known.t
 test-largefiles-cache.t
 test-largefiles-misc.t
 test-largefiles-small-disk.t
 test-largefiles-update.t
 test-largefiles-wireproto.t
 test-largefiles.t
 test-lfconvert.t
 test-lfs-bundle.t
 test-lfs-largefiles.t
 test-lfs-pointer.py
 test-lfs-serve.t
 test-lfs-test-server.t
 test-lfs.t
 test-linelog.py
 test-linerange.py
 test-locate.t
 test-lock-badness.t
 test-lock.py
 test-log-exthook.t
 test-log-linerange.t
 test-log.t
 test-logexchange.t
 test-logtoprocess.t
 test-lrucachedict.py
 test-mactext.t
 test-mailmap.t
 test-manifest-merging.t
 test-manifest.py
 test-manifest.t
 test-match.py
 test-mdiff.py
 test-merge-changedelete.t
 test-merge-closedheads.t
 test-merge-commit.t
 test-merge-criss-cross.t
 test-merge-default.t
 test-merge-force.t
 test-merge-halt.t
 test-merge-internal-tools-pattern.t
 test-merge-local.t
 test-merge-no-file-change.t
 test-merge-remove.t
 test-merge-revert.t
 test-merge-revert2.t
 test-merge-subrepos.t
 test-merge-symlinks.t
 test-merge-tools.t
 test-merge-types.t
 test-merge1.t
 test-merge10.t
 test-merge2.t
 test-merge4.t
 test-merge5.t
 test-merge6.t
 test-merge7.t
 test-merge8.t
 test-merge9.t
 test-minifileset.py
 test-minirst.py
 test-missing-capability.t
 test-mq-eol.t
 test-mq-git.t
 test-mq-guards.t
 test-mq-header-date.t
 test-mq-header-from.t
 test-mq-merge.t
 test-mq-missingfiles.t
 test-mq-pull-from-bundle.t
 test-mq-qclone-http.t
 test-mq-qdelete.t
 test-mq-qdiff.t
 test-mq-qfold.t
 test-mq-qgoto.t
 test-mq-qimport-fail-cleanup.t
 test-mq-qimport.t
 test-mq-qnew.t
 test-mq-qpush-exact.t
 test-mq-qpush-fail.t
 test-mq-qqueue.t
 test-mq-qrefresh-interactive.t
 test-mq-qrefresh-replace-log-message.t
 test-mq-qrefresh.t
 test-mq-qrename.t
 test-mq-qsave.t
 test-mq-safety.t
 test-mq-subrepo-svn.t
 test-mq-subrepo.t
 test-mq-symlinks.t
 test-mq.t
 test-mv-cp-st-diff.t
 test-narrow-acl.t
 test-narrow-archive.t
 test-narrow-clone-no-ellipsis.t
 test-narrow-clone-non-narrow-server.t
 test-narrow-clone-nonlinear.t
 test-narrow-clone-stream.t
 test-narrow-clone.t
 test-narrow-commit.t
 test-narrow-copies.t
 test-narrow-debugcommands.t
 test-narrow-debugrebuilddirstate.t
 test-narrow-exchange-merges.t
 test-narrow-exchange.t
 test-narrow-expanddirstate.t
 test-narrow-merge.t
 test-narrow-patch.t
 test-narrow-patterns.t
 test-narrow-pull.t
 test-narrow-rebase.t
 test-narrow-shallow-merges.t
 test-narrow-shallow.t
 test-narrow-share.t
 test-narrow-sparse.t
 test-narrow-strip.t
 test-narrow-trackedcmd.t
 test-narrow-update.t
 test-narrow-widen-no-ellipsis.t
 test-narrow-widen.t
 test-narrow.t
 test-nested-repo.t
 test-newbranch.t
 test-newcgi.t
 test-newercgi.t
 test-nointerrupt.t
 test-notify-changegroup.t
 test-obshistory.t
 test-obsmarker-template.t
 test-obsmarkers-effectflag.t
 test-obsolete-bounds-checking.t
 test-obsolete-bundle-strip.t
 test-obsolete-changeset-exchange.t
 test-obsolete-checkheads.t
 test-obsolete-distributed.t
 test-obsolete-divergent.t
 test-obsolete-tag-cache.t
 test-obsolete.t
 test-oldcgi.t
 test-origbackup-conflict.t
 test-pager-legacy.t
 test-pager.t
 test-parents.t
 test-parse-date.t
 test-parseindex.t
 test-parseindex2.py
 test-patch-offset.t
 test-patch.t
 test-patchbomb-bookmark.t
 test-patchbomb-tls.t
 test-patchbomb.t
 test-pathconflicts-basic.t
 test-pathconflicts-merge.t
 test-pathconflicts-update.t
 test-pathencode.py
 test-paths.t
 test-pending.t
 test-permissions.t
 test-phabricator.t
 test-phase-archived.t
 test-phases-exchange.t
 test-phases.t
 test-profile.t
 test-progress.t
 test-propertycache.py
 test-pull-branch.t
 test-pull-bundle.t
 test-pull-http.t
 test-pull-permission.t
 test-pull-pull-corruption.t
 test-pull-r.t
 test-pull-update.t
 test-pull.t
 test-purge.t
 test-push-cgi.t
 test-push-checkheads-partial-C1.t
 test-push-checkheads-partial-C2.t
 test-push-checkheads-partial-C3.t
 test-push-checkheads-partial-C4.t
 test-push-checkheads-pruned-B1.t
 test-push-checkheads-pruned-B2.t
 test-push-checkheads-pruned-B3.t
 test-push-checkheads-pruned-B4.t
 test-push-checkheads-pruned-B5.t
 test-push-checkheads-pruned-B6.t
 test-push-checkheads-pruned-B7.t
 test-push-checkheads-pruned-B8.t
 test-push-checkheads-superceed-A1.t
 test-push-checkheads-superceed-A2.t
 test-push-checkheads-superceed-A3.t
 test-push-checkheads-superceed-A4.t
 test-push-checkheads-superceed-A5.t
 test-push-checkheads-superceed-A6.t
 test-push-checkheads-superceed-A7.t
 test-push-checkheads-superceed-A8.t
 test-push-checkheads-unpushed-D1.t
 test-push-checkheads-unpushed-D2.t
 test-push-checkheads-unpushed-D3.t
 test-push-checkheads-unpushed-D4.t
 test-push-checkheads-unpushed-D5.t
 test-push-checkheads-unpushed-D6.t
 test-push-checkheads-unpushed-D7.t
 test-push-http.t
 test-push-race.t
 test-push-warn.t
 test-push.t
 test-pushvars.t
 test-qrecord.t
 test-rebase-abort.t
 test-rebase-backup.t
 test-rebase-base-flag.t
 test-rebase-bookmarks.t
 test-rebase-brute-force.t
 test-rebase-cache.t
 test-rebase-check-restore.t
 test-rebase-collapse.t
 test-rebase-conflicts.t
 test-rebase-dest.t
 test-rebase-detach.t
 test-rebase-emptycommit.t
 test-rebase-inmemory.t
 test-rebase-interruptions.t
 test-rebase-issue-noparam-single-rev.t
 test-rebase-legacy.t
 test-rebase-mq-skip.t
 test-rebase-mq.t
 test-rebase-named-branches.t
 test-rebase-newancestor.t
 test-rebase-obsolete.t
 test-rebase-parameters.t
 test-rebase-partial.t
 test-rebase-pull.t
 test-rebase-rename.t
 test-rebase-scenario-global.t
 test-rebase-templates.t
 test-rebase-transaction.t
 test-rebuildstate.t
 test-record.t
 test-releasenotes-formatting.t
 test-releasenotes-merging.t
 test-releasenotes-parsing.t
 test-relink.t
 test-remote-hidden.t
 test-remotefilelog-bad-configs.t
 test-remotefilelog-bgprefetch.t
 test-remotefilelog-blame.t
 test-remotefilelog-bundle2.t
 test-remotefilelog-bundles.t
 test-remotefilelog-cacheprocess.t
 test-remotefilelog-clone-tree.t
 test-remotefilelog-clone.t
 test-remotefilelog-corrupt-cache.t
 test-remotefilelog-datapack.py
 test-remotefilelog-gc.t
 test-remotefilelog-gcrepack.t
 test-remotefilelog-histpack.py
 test-remotefilelog-http.t
 test-remotefilelog-keepset.t
 test-remotefilelog-linknodes.t
 test-remotefilelog-local.t
 test-remotefilelog-log.t
 test-remotefilelog-partial-shallow.t
 test-remotefilelog-permissions.t
 test-remotefilelog-prefetch.t
 test-remotefilelog-pull-noshallow.t
 test-remotefilelog-push-pull.t
 test-remotefilelog-repack-fast.t
 test-remotefilelog-repack.t
 test-remotefilelog-share.t
 test-remotefilelog-sparse.t
 test-remotefilelog-tags.t
 test-remotefilelog-wireproto.t
 test-remove.t
 test-removeemptydirs.t
 test-rename-after-merge.t
 test-rename-dir-merge.t
 test-rename-merge1.t
 test-rename-merge2.t
 test-rename.t
 test-repair-strip.t
 test-repo-compengines.t
 test-requires.t
 test-resolve.t
 test-revert-flags.t
 test-revert-interactive.t
 test-revert-unknown.t
 test-revert.t
 test-revisions.t
 test-revlog-ancestry.py
 test-revlog-group-emptyiter.t
 test-revlog-mmapindex.t
 test-revlog-packentry.t
 test-revlog-raw.py
 test-revlog-v2.t
 test-revlog.t
 test-revset-dirstate-parents.t
 test-revset-legacy-lookup.t
 test-revset-outgoing.t
 test-revset.t
 test-revset2.t
 test-rollback.t
 test-run-tests.py
 test-run-tests.t
 test-rust-ancestor.py
 test-rust-discovery.py
 test-schemes.t
 test-serve.t
 test-server-view.t
 test-setdiscovery.t
 test-share-bookmarks.t
 test-share.t
 test-shelve.t
 test-shelve2.t
 test-show-stack.t
 test-show-work.t
 test-show.t
 test-simple-update.t
 test-simplekeyvaluefile.py
 test-simplemerge.py
 test-single-head.t
 test-sparse-clear.t
 test-sparse-clone.t
 test-sparse-import.t
 test-sparse-merges.t
 test-sparse-profiles.t
 test-sparse-requirement.t
 test-sparse-verbose-json.t
 test-sparse.t
 test-split.t
 test-ssh-bundle1.t
 test-ssh-clone-r.t
 test-ssh-proto-unbundle.t
 test-ssh-proto.t
 test-ssh-repoerror.t
 test-ssh.t
 test-sshserver.py
 test-stack.t
 test-static-http.t
 test-status-color.t
 test-status-inprocess.py
 test-status-rev.t
 test-status-terse.t
 test-status.t
 test-storage.py
 test-stream-bundle-v2.t
 test-strict.t
 test-strip-cross.t
 test-strip.t
 test-subrepo-deep-nested-change.t
 test-subrepo-git.t
 test-subrepo-missing.t
 test-subrepo-paths.t
 test-subrepo-recursion.t
 test-subrepo-relative-path.t
 test-subrepo-svn.t
 test-subrepo.t
 test-symlink-os-yes-fs-no.py
 test-symlink-placeholder.t
 test-symlinks.t
 test-tag.t
 test-tags.t
 test-template-basic.t
 test-template-functions.t
 test-template-keywords.t
 test-template-map.t
 test-tools.t
 test-transplant.t
 test-treediscovery-legacy.t
 test-treediscovery.t
 test-treemanifest.t
 test-trusted.py
 test-ui-color.py
 test-ui-config.py
 test-ui-verbosity.py
 test-unamend.t
 test-unbundlehash.t
 test-uncommit.t
 test-unified-test.t
 test-unionrepo.t
 test-unrelated-pull.t
 test-up-local-change.t
 test-update-atomic.t
 test-update-branches.t
 test-update-dest.t
 test-update-issue1456.t
 test-update-names.t
 test-update-reverse.t
 test-upgrade-repo.t
 test-url-download.t
 test-url-rev.t
 test-url.py
 test-username-newline.t
 test-util.py
 test-verify.t
 test-walk.t
 test-walkrepo.py
 test-websub.t
 test-win32text.t
 test-wireproto-caching.t
 test-wireproto-clientreactor.py
 test-wireproto-command-branchmap.t
 test-wireproto-command-capabilities.t
 test-wireproto-command-changesetdata.t
 test-wireproto-command-filedata.t
 test-wireproto-command-filesdata.t
 test-wireproto-command-heads.t
 test-wireproto-command-known.t
 test-wireproto-command-listkeys.t
 test-wireproto-command-lookup.t
 test-wireproto-command-manifestdata.t
 test-wireproto-command-pushkey.t
 test-wireproto-command-rawstorefiledata.t
 test-wireproto-content-redirects.t
 test-wireproto-exchangev2.t
 test-wireproto-framing.py
 test-wireproto-serverreactor.py
 test-wireproto.py
 test-wireproto.t
 test-worker.t
 test-wsgirequest.py
 test-xdg.t