diff --git a/.github/workflows/pip_install_gmpy2.yml b/.github/workflows/pip_install_gmpy2.yml
index 82c02b53..b48203f8 100644
--- a/.github/workflows/pip_install_gmpy2.yml
+++ b/.github/workflows/pip_install_gmpy2.yml
@@ -63,14 +63,6 @@ jobs:
           PYTHONPATH=`pwd`/gmpy2 python test_cython/runtests.py
           lcov --capture --directory . --no-external --output-file build/coverage.info
           genhtml build/coverage.info --output-directory build/coverage
-      - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v4
-        with:
-          gcov: true
-          gcov_include: src/*.c
-          gcov_args: --no-external
-          fail_ci_if_error: false
-          token: ${{ secrets.CODECOV_TOKEN }}
       - name: Archive build artifacts
         uses: actions/upload-artifact@v4
         if: matrix.python-version == 3.11
diff --git a/.gitignore b/.gitignore
index 60d139d4..9c4f2751 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,3 +21,6 @@ gmpy2/mpc.h
 gmpy2/mpc.lib
 gmpy2/mpfr.h
 gmpy2/mpfr.lib
+# per-project directories for virtual environments
+venv/
+.venv/
diff --git a/docs/install.rst b/docs/install.rst
index 086c97a5..3fa67c5d 100644
--- a/docs/install.rst
+++ b/docs/install.rst
@@ -1,7 +1,7 @@
 Installation
 ============
 
-gmpy2 requires CPython 3.7 or above.  Pre-compiled binary wheels are available
+gmpy2 requires CPython 3.8 or above.  Pre-compiled binary wheels are available
 on PyPI.  You can install latest release with pip::
 
     pip install gmpy2
diff --git a/pyproject.toml b/pyproject.toml
index 7b2176c0..2956a749 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ build-backend = 'setuptools.build_meta'
 [project]
 name = 'gmpy2'
 version = '2.2.1'
-description = 'gmpy2 interface to GMP, MPFR, and MPC for Python 3.7+'
+description = 'gmpy2 interface to GMP, MPFR, and MPC for Python 3.8+'
 keywords = ['gmp', 'mpfr', 'mpc', 'multiple-precision',
             'arbitrary-precision', 'precision', 'bignum']
 license = {text = 'LGPL-3.0+'}
@@ -21,7 +21,6 @@ classifiers = ['Development Status :: 5 - Production/Stable',
                'Operating System :: POSIX',
                'Programming Language :: C',
                'Programming Language :: Python :: 3',
-               'Programming Language :: Python :: 3.7',
                'Programming Language :: Python :: 3.8',
                'Programming Language :: Python :: 3.9',
                'Programming Language :: Python :: 3.10',
@@ -31,7 +30,7 @@ classifiers = ['Development Status :: 5 - Production/Stable',
                'Programming Language :: Python :: Implementation :: CPython',
                'Topic :: Scientific/Engineering :: Mathematics',
                'Topic :: Software Development :: Libraries :: Python Modules']
-requires-python = '>=3.7'
+requires-python = '>=3.8'
 
 [project.readme]
 file = 'README.rst'
diff --git a/src/gmpy2.c b/src/gmpy2.c
index 9c02a427..0179a5e8 100644
--- a/src/gmpy2.c
+++ b/src/gmpy2.c
@@ -161,7 +161,6 @@ static gmpy_global global = {
 };
 
 /* Support for context manager using context vars.
- * Requires Python 3.7 or later.
  */
 
 static PyObject *current_context_var = NULL;
diff --git a/src/gmpy2.h b/src/gmpy2.h
index 03a8443d..9195eeb5 100644
--- a/src/gmpy2.h
+++ b/src/gmpy2.h
@@ -67,8 +67,8 @@ extern "C" {
 
 /* Check for minimum Python version requirements. */
 
-#if PY_VERSION_HEX < 0x03070000
-#  error "GMPY2 requires Python 3.7 or later."
+#if PY_VERSION_HEX < 0x03080000
+#  error "GMPY2 requires Python 3.8 or later."
 #endif
 
 /* Include headers for GMP, MPFR, and MPC. */
diff --git a/src/gmpy2_format.c b/src/gmpy2_format.c
index 3c9565eb..fcb447a5 100644
--- a/src/gmpy2_format.c
+++ b/src/gmpy2_format.c
@@ -721,7 +721,7 @@ GMPy_MPC_Digits_Method(PyObject *self, PyObject *args)
 }
 
 PyDoc_STRVAR(GMPy_doc_context_digits,
-"digits(x, base=10, prec=0, /) -> str\n\n"
+"digits(x, base=10, prec=0, /) -> str | tuple\n\n"
 "Return string representing a number x.");
 
 static PyObject *
diff --git a/src/gmpy2_mpz_misc.c b/src/gmpy2_mpz_misc.c
index 88b1e5b2..c3597807 100644
--- a/src/gmpy2_mpz_misc.c
+++ b/src/gmpy2_mpz_misc.c
@@ -2178,7 +2178,7 @@ GMPy_MPZ_Method_Array(PyObject *self, PyObject *const *args,
     Py_ssize_t i, nkws = 0;
     int argidx[2] = {-1, -1};
     const char* kwname;
-    PyObject *dtype = Py_None, *copy = Py_None;
+    PyObject *dtype = Py_None;
 
     if (nargs > 2) {
         TYPE_ERROR("__array__() takes at most 2 positional arguments");
@@ -2227,9 +2227,6 @@ GMPy_MPZ_Method_Array(PyObject *self, PyObject *const *args,
     if (argidx[0] >= 0) {
         dtype = args[argidx[0]];
     }
-    if (argidx[1] >= 0) {
-        copy = args[argidx[1]];
-    }
 
     PyObject *mod = PyImport_ImportModule("numpy");