diff --git a/.flake8 b/.flake8
index 92c9bb29..0b351c04 100644
--- a/.flake8
+++ b/.flake8
@@ -8,5 +8,6 @@ exclude =
     labpdfproc/_version.py,
     doc/manual/source/conf.py
 max-line-length = 115
-# Ignore some style 'errors' produced while formatting by 'black'
-ignore = W503
+# Ignore some style 'errors' produced while formatting by 'black' (see link below)
+# https://black.readthedocs.io/en/stable/guides/using_black_with_other_tools.html#labels-why-pycodestyle-warnings
+extend-ignore = E203
diff --git a/conda-recipe/build.sh b/conda-recipe/build.sh
deleted file mode 100644
index b7920393..00000000
--- a/conda-recipe/build.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/bash
-
-$PYTHON setup.py install
-
-# Add more build steps here, if they are necessary.
-
-# See http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/conda-recipe/meta.yaml b/conda-recipe/meta.yaml
deleted file mode 100644
index 750beada..00000000
--- a/conda-recipe/meta.yaml
+++ /dev/null
@@ -1,64 +0,0 @@
-{% set setupdata = load_setup_py_data() %}
-
-package:
-  name: diffpy.utils
-  version: {{ setupdata['version'] }}
-
-source:
-  # git_url: https://github.com/diffpy/diffpy.utils
-  git_url: ..
-
-build:
-  preserve_egg_dir: True
-  noarch: python
-
-  # If this is a new build for the same version, increment the build
-  # number. If you do not include this key, it defaults to 0.
-  # number: 0
-
-requirements:
-  host:
-    - pip
-
-  build:
-    - python >=3.5|2.7.*
-    - setuptools
-
-  run:
-    - python >=3.5|2.7.*
-    - setuptools
-    - numpy >=1.3
-
-  test:
-    - python >=3.5|2.7.*
-    - setuptools
-    - numpy >=1.3
-    - pytest
-
-test:
-  # Put any additional test requirements here
-  requires:
-    - pytest
-
-  # Python imports
-  imports:
-    - diffpy
-    - diffpy.utils
-    - diffpy.utils.parsers
-    - diffpy.utils.tests
-
-  commands:
-    # You can put test commands to be run here.  Use this to test that the
-    # entry points work.
-
-  # You can also put a file called run_test.py in the recipe that will be run
-  # at test time.
-
-about:
-  home: https://github.com/diffpy/diffpy.utils
-  summary: Shared utilities for diffpy packages.
-  license: Modified BSD License
-  license_file: LICENSE.txt
-
-# See http://docs.continuum.io/conda/build.html
-# for more information about meta.yaml.
diff --git a/conda-recipe/run_test.py b/conda-recipe/run_test.py
deleted file mode 100644
index 946a0960..00000000
--- a/conda-recipe/run_test.py
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/usr/bin/env python
-
-import pathlib
-import sys
-
-import diffpy.utils.tests
-
-sys.path.append((pathlib.Path.cwd().parent.absolute() / "src").as_posix())
-
-
-assert diffpy.utils.tests.test().wasSuccessful()
diff --git a/src/diffpy/utils/tests/test_diffraction_objects.py b/src/diffpy/utils/tests/test_diffraction_objects.py
index 7802b1d3..fa613a53 100644
--- a/src/diffpy/utils/tests/test_diffraction_objects.py
+++ b/src/diffpy/utils/tests/test_diffraction_objects.py
@@ -249,12 +249,17 @@ def test_dump(tmp_path, mocker):
     expected = (
         "[Diffraction_object]\nname = test\nwavelength = 1.54\nscat_quantity = x-ray\nthing1 = 1\n"
         "thing2 = thing2\npackage_info = {'package2': '3.4.5', 'diffpy.utils': '3.3.0'}\n"
-        "creation_time = 2012-01-14 00:00:00\n\n#### start data\n0.000000000000000000e+00 0.000000000000000000e+00\n"
-        "1.000000000000000000e+00 1.000000000000000000e+00\n2.000000000000000000e+00 2.000000000000000000e+00\n"
-        "3.000000000000000000e+00 3.000000000000000000e+00\n4.000000000000000000e+00 4.000000000000000000e+00\n"
+        "creation_time = 2012-01-14 00:00:00\n\n"
+        "#### start data\n0.000000000000000000e+00 0.000000000000000000e+00\n"
+        "1.000000000000000000e+00 1.000000000000000000e+00\n"
+        "2.000000000000000000e+00 2.000000000000000000e+00\n"
+        "3.000000000000000000e+00 3.000000000000000000e+00\n"
+        "4.000000000000000000e+00 4.000000000000000000e+00\n"
         "5.000000000000000000e+00 5.000000000000000000e+00\n"
-        "6.000000000000000000e+00 6.000000000000000000e+00\n7.000000000000000000e+00 7.000000000000000000e+00\n"
-        "8.000000000000000000e+00 8.000000000000000000e+00\n9.000000000000000000e+00 9.000000000000000000e+00\n"
+        "6.000000000000000000e+00 6.000000000000000000e+00\n"
+        "7.000000000000000000e+00 7.000000000000000000e+00\n"
+        "8.000000000000000000e+00 8.000000000000000000e+00\n"
+        "9.000000000000000000e+00 9.000000000000000000e+00\n"
         "1.000000000000000000e+01 1.000000000000000000e+01\n"
     )
     assert actual == expected