diff --git a/pkgs/development/python-modules/bpython/default.nix b/pkgs/development/python-modules/bpython/default.nix
index 55e66545538..64fe3c455ee 100644
--- a/pkgs/development/python-modules/bpython/default.nix
+++ b/pkgs/development/python-modules/bpython/default.nix
@@ -3,12 +3,15 @@
 , fetchPypi
 , curtsies
 , greenlet
-, mock
+, jedi
 , pygments
+, pyxdg
 , requests
 , substituteAll
 , urwid
-, which }:
+, watchdog
+, which
+}:
 
 buildPythonPackage rec {
   pname = "bpython";
@@ -24,17 +27,22 @@ buildPythonPackage rec {
     which = "${which}/bin/which";
   })];
 
-  propagatedBuildInputs = [ curtsies greenlet pygments requests urwid ];
+  propagatedBuildInputs = [
+    curtsies
+    greenlet
+    pygments
+    pyxdg
+    requests
+    urwid
+  ];
 
   postInstall = ''
     substituteInPlace "$out/share/applications/org.bpython-interpreter.bpython.desktop" \
       --replace "Exec=/usr/bin/bpython" "Exec=$out/bin/bpython"
   '';
 
-  checkInputs = [ mock ];
-
-  # tests fail: https://github.com/bpython/bpython/issues/712
-  doCheck = false;
+  checkInputs = [ jedi watchdog ];
+  pythonImportsCheck = [ "bpython" ];
 
   meta = with lib; {
     description = "A fancy curses interface to the Python interactive interpreter";
diff --git a/pkgs/development/python-modules/curtsies/default.nix b/pkgs/development/python-modules/curtsies/default.nix
index dc32bcdf74c..7b34884e26e 100644
--- a/pkgs/development/python-modules/curtsies/default.nix
+++ b/pkgs/development/python-modules/curtsies/default.nix
@@ -1,22 +1,14 @@
-{ lib, buildPythonPackage, fetchPypi, fetchpatch, pythonOlder, blessings, mock, nose, pyte, wcwidth, typing ? null}:
+{ lib, buildPythonPackage, fetchPypi, pythonOlder, blessings, mock, nose, pyte, cwcwidth, typing ? null}:
 
 buildPythonPackage rec {
   pname = "curtsies";
-  version = "0.3.0";
+  version = "0.3.5";
   src = fetchPypi {
     inherit pname version;
-    sha256 = "89c802ec051d01dec6fc983e9856a3706e4ea8265d2940b1f6d504a9e26ed3a9";
+    sha256 = "1g8dwafx4vx06isjkn28r3cwb0hw1bv67lgygaz34yk66lrzz1x5";
   };
 
-  patches = [
-    # Fix dependency on typing. Remove with the next release
-    (fetchpatch {
-      url = "https://github.com/bpython/curtsies/commit/217b4f83e954837f8adc4c549c1f2f9f2bb272a7.patch";
-      sha256 = "1d3zwx9c7i0drb4nvydalm9mr83jrvdm75ffgisri89h337hiffs";
-    })
-  ];
-
-  propagatedBuildInputs = [ blessings wcwidth ]
+  propagatedBuildInputs = [ blessings cwcwidth ]
     ++ lib.optionals (pythonOlder "3.5") [ typing ];
 
   checkInputs = [ mock pyte nose ];
diff --git a/pkgs/development/python-modules/cwcwidth/default.nix b/pkgs/development/python-modules/cwcwidth/default.nix
new file mode 100644
index 00000000000..a17a8a936aa
--- /dev/null
+++ b/pkgs/development/python-modules/cwcwidth/default.nix
@@ -0,0 +1,34 @@
+{ lib, buildPythonPackage, fetchPypi, cython, pytestCheckHook }:
+
+buildPythonPackage rec {
+  pname = "cwcwidth";
+  version = "0.1.4";
+  format = "pyproject";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1azrphpkcyggg38xvkfb9dpc4xmmm90p02kf8dkqd4d6j5w96aj8";
+  };
+
+  nativeBuildInputs = [ cython ];
+
+  checkInputs = [ pytestCheckHook ];
+  # Hack needed to make pytest + cython work
+  # https://github.com/NixOS/nixpkgs/pull/82410#issuecomment-827186298
+  preCheck = ''
+    export HOME=$(mktemp -d)
+    cp -r $TMP/$sourceRoot/tests $HOME
+    pushd $HOME
+  '';
+  postCheck = "popd";
+
+  pythonImportsCheck = [ "cwcwidth" ];
+
+  meta = with lib; {
+    description = "Python bindings for wc(s)width";
+    homepage = "https://github.com/sebastinas/cwcwidth";
+    changelog = "https://github.com/sebastinas/cwcwidth/blob/main/CHANGELOG.md";
+    license = licenses.mit;
+    maintainers = with maintainers; [ eduardosm ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 764d41c889d..620b2238ae6 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1631,6 +1631,8 @@ in {
 
   cvxpy = callPackage ../development/python-modules/cvxpy { };
 
+  cwcwidth = callPackage ../development/python-modules/cwcwidth { };
+
   cx_Freeze = callPackage ../development/python-modules/cx_freeze { };
 
   cx_oracle = callPackage ../development/python-modules/cx_oracle { };