From 5d8d6b4d577dfb8b67cdf80e736f7778e338e5b6 Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Sun, 18 Jul 2021 07:56:31 -0400
Subject: build: update pylint and remove some unneeded warning suppression

---
 coverage/cmdline.py  |  2 +-
 igor.py              | 10 ++--------
 requirements/dev.pip |  4 +---
 tests/conftest.py    | 15 ---------------
 4 files changed, 4 insertions(+), 27 deletions(-)

diff --git a/coverage/cmdline.py b/coverage/cmdline.py
index 3d8dcf85..111be9f4 100644
--- a/coverage/cmdline.py
+++ b/coverage/cmdline.py
@@ -5,7 +5,7 @@
 
 
 import glob
-import optparse
+import optparse     # pylint: disable=deprecated-module
 import os.path
 import shlex
 import sys
diff --git a/igor.py b/igor.py
index 9db90f89..c4d0dc6e 100644
--- a/igor.py
+++ b/igor.py
@@ -364,14 +364,8 @@ def analyze_args(function):
             star(boolean): Does `function` accept *args?
             num_args(int): How many positional arguments does `function` have?
     """
-    try:
-        getargspec = inspect.getfullargspec
-    except AttributeError:
-        getargspec = inspect.getargspec
-    with ignore_warnings():
-        # DeprecationWarning: Use inspect.signature() instead of inspect.getfullargspec()
-        argspec = getargspec(function)
-    return bool(argspec[1]), len(argspec[0])
+    argspec = inspect.getfullargspec(function)
+    return bool(argspec.varargs), len(argspec.args)
 
 
 def main(args):
diff --git a/requirements/dev.pip b/requirements/dev.pip
index 551b2122..5c5887f3 100644
--- a/requirements/dev.pip
+++ b/requirements/dev.pip
@@ -15,9 +15,7 @@ tox
 
 # for linting.
 greenlet==1.1.0
-# pylint is now tightly pinning astroid: https://github.com/PyCQA/pylint/issues/4527
-#astroid==2.5.6
-pylint==2.8.3
+pylint==2.9.3
 check-manifest==0.46
 readme_renderer==29.0
 
diff --git a/tests/conftest.py b/tests/conftest.py
index 4ae11542..81c13dd7 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -34,21 +34,6 @@ def set_warnings():
     # Warnings to suppress:
     # How come these warnings are successfully suppressed here, but not in setup.cfg??
 
-    #   setuptools/py33compat.py:54: DeprecationWarning: The value of convert_charrefs will become
-    #   True in 3.5. You are encouraged to set the value explicitly.
-    #       unescape = getattr(html, 'unescape', html_parser.HTMLParser().unescape)
-    warnings.filterwarnings(
-        "ignore",
-        category=DeprecationWarning,
-        message=r"The value of convert_charrefs will become True in 3.5.",
-        )
-
-    warnings.filterwarnings(
-        "ignore",
-        category=DeprecationWarning,
-        message=r".* instead of inspect.getfullargspec",
-        )
-
     # <frozen importlib._bootstrap>:681:
     # ImportWarning: VendorImporter.exec_module() not found; falling back to load_module()
     warnings.filterwarnings(
-- 
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