From e2c8680d2aa43c528a18e82bd673289035bd3bfb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Chapoton?= <chapoton@unistra.fr>
Date: Thu, 23 Jan 2020 19:53:05 +0100
Subject: [PATCH] various import cleanup and lgtm.yml tweak

---
 .lgtm.yml                                        | 5 +++++
 build/sage_bootstrap/download/app.py             | 8 +++-----
 build/sage_bootstrap/download/cmdline.py         | 8 +++-----
 src/fpickle_setup.py                             | 1 -
 src/sage_setup/docbuild/ext/inventory_builder.py | 5 +----
 src/sage_setup/docbuild/ext/multidocs.py         | 3 ---
 6 files changed, 12 insertions(+), 18 deletions(-)

diff --git a/.lgtm.yml b/.lgtm.yml
index b0978fd288d..3696b57dacc 100644
--- a/.lgtm.yml
+++ b/.lgtm.yml
@@ -6,6 +6,11 @@ path_classifiers:
   imports_only:
     - "**/all.py"
     - "**/*catalog*.py"
+    - "**/species/library.py"
+    - "**/matroids/advanced.py"
+    - "**/categories/basic.py"
+    - "**/interacts/geometry.py"
+    - "**/combinat/ribbon.py"
 extraction:
   python:
     python_setup:
diff --git a/build/sage_bootstrap/download/app.py b/build/sage_bootstrap/download/app.py
index 31083b57a2c..69acdb78e2d 100644
--- a/build/sage_bootstrap/download/app.py
+++ b/build/sage_bootstrap/download/app.py
@@ -4,18 +4,16 @@
 """
 
 
-#*****************************************************************************
+# ****************************************************************************
 #       Copyright (C) 2016 Volker Braun <vbraun.name@gmail.com>
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 2 of the License, or
 # (at your option) any later version.
-#                  http://www.gnu.org/licenses/
-#*****************************************************************************
+#                  https://www.gnu.org/licenses/
+# ****************************************************************************
 
-import os
-import sys
 import logging
 log = logging.getLogger()
 
diff --git a/build/sage_bootstrap/download/cmdline.py b/build/sage_bootstrap/download/cmdline.py
index dc3ef44cd84..c26e9d08e35 100644
--- a/build/sage_bootstrap/download/cmdline.py
+++ b/build/sage_bootstrap/download/cmdline.py
@@ -5,18 +5,16 @@
 This module handles the main "sage-download-file" commandline utility.
 """
 
-
-#*****************************************************************************
+# ****************************************************************************
 #       Copyright (C) 2016 Volker Braun <vbraun.name@gmail.com>
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 2 of the License, or
 # (at your option) any later version.
-#                  http://www.gnu.org/licenses/
-#*****************************************************************************
+#                  https://www.gnu.org/licenses/
+# ****************************************************************************
 
-import os
 import sys
 import logging
 log = logging.getLogger()
diff --git a/src/fpickle_setup.py b/src/fpickle_setup.py
index f9572d2546d..1c800a7f012 100644
--- a/src/fpickle_setup.py
+++ b/src/fpickle_setup.py
@@ -4,7 +4,6 @@
 a library file. It solves the issue from :trac:`11874`.
 """
 import types
-import copy
 from six.moves import copyreg
 from six import get_method_function, get_method_self
 
diff --git a/src/sage_setup/docbuild/ext/inventory_builder.py b/src/sage_setup/docbuild/ext/inventory_builder.py
index 09520372733..c3b58cca354 100644
--- a/src/sage_setup/docbuild/ext/inventory_builder.py
+++ b/src/sage_setup/docbuild/ext/inventory_builder.py
@@ -7,13 +7,10 @@
     inventory files and pickle files. The documentation files are not written.
 """
 from sphinx.builders.html import StandaloneHTMLBuilder
-from sphinx.util.console import bold
 from os import path
-
-from six import iteritems, text_type
-
 import shutil
 
+
 class InventoryBuilder(StandaloneHTMLBuilder):
     """
     A customized HTML builder which only generates intersphinx "object.inv"
diff --git a/src/sage_setup/docbuild/ext/multidocs.py b/src/sage_setup/docbuild/ext/multidocs.py
index bc5ca9e23c5..71a08cd9379 100644
--- a/src/sage_setup/docbuild/ext/multidocs.py
+++ b/src/sage_setup/docbuild/ext/multidocs.py
@@ -23,10 +23,7 @@
 from six import text_type
 
 import os
-import sys
 import shutil
-import re
-import tempfile
 import sphinx
 from sphinx.util.console import bold
 from sage.env import SAGE_DOC