diff --git a/pkgs/development/python-modules/WSME/default.nix b/pkgs/development/python-modules/WSME/default.nix
index c1c6395ab25..50e90ded762 100644
--- a/pkgs/development/python-modules/WSME/default.nix
+++ b/pkgs/development/python-modules/WSME/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
+, pythonAtLeast
 , pbr
 , six
 , simplegeneric
@@ -23,6 +24,8 @@ buildPythonPackage rec {
   pname = "WSME";
   version = "0.10.0";
 
+  disabled = pythonAtLeast "3.9";
+
   src = fetchPypi {
     inherit pname version;
     sha256 = "965b9ce48161e5c50d84aedcf50dca698f05bf07e9d489201bccaec3141cd304";
diff --git a/pkgs/development/python-modules/cheroot/default.nix b/pkgs/development/python-modules/cheroot/default.nix
index 6c99b7bbf66..c9d3094d595 100644
--- a/pkgs/development/python-modules/cheroot/default.nix
+++ b/pkgs/development/python-modules/cheroot/default.nix
@@ -1,4 +1,5 @@
 { lib, stdenv, fetchPypi, buildPythonPackage, isPy3k
+, jaraco_functools
 , jaraco_text
 , more-itertools
 , portend
@@ -23,12 +24,17 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1089c28a9c320d19fdf9a4b0ed6ace23a0948db1c171a36ac985f3741bc62865";
+    sha256 = "0r98qqdp9ww5r5ma6wf1n66r9813rrmfvc54z7yij39jkj5c528h";
   };
 
   nativeBuildInputs = [ setuptools_scm setuptools-scm-git-archive ];
 
-  propagatedBuildInputs = [ more-itertools six ];
+  propagatedBuildInputs = [
+    # install_requires
+    jaraco_functools
+
+    more-itertools six
+  ];
 
   checkInputs = [
     jaraco_text
diff --git a/pkgs/development/python-modules/dbutils/default.nix b/pkgs/development/python-modules/dbutils/default.nix
new file mode 100644
index 00000000000..ec57e8ada05
--- /dev/null
+++ b/pkgs/development/python-modules/dbutils/default.nix
@@ -0,0 +1,21 @@
+{ stdenv, buildPythonPackage, fetchPypi, pytestCheckHook }:
+
+buildPythonPackage rec {
+  version = "2.0";
+  pname = "dbutils";
+
+  src = fetchPypi {
+    inherit version;
+    pname = "DBUtils";
+    sha256 = "131ifm2c2a7bipij597i8fvjka0dk2qv1xr2ghcvbc30jlkvag2g";
+  };
+
+  checkInputs = [ pytestCheckHook ];
+
+  meta = with stdenv.lib; {
+    description = "Database connections for multi-threaded environments";
+    homepage = "https://webwareforpython.github.io/DBUtils/";
+    license = licenses.mit;
+    maintainers = with maintainers; [ SuperSandro2000 ];
+  };
+}
diff --git a/pkgs/development/python-modules/web/default.nix b/pkgs/development/python-modules/web/default.nix
index 769ac6d2e5f..ab91d80b8c7 100644
--- a/pkgs/development/python-modules/web/default.nix
+++ b/pkgs/development/python-modules/web/default.nix
@@ -1,19 +1,26 @@
-{ stdenv
-, buildPythonPackage
-, fetchPypi
-, isPy3k
+{ stdenv, buildPythonPackage, fetchPypi, pytestCheckHook
+, cheroot
+, dbutils, mysqlclient, pymysql, mysql-connector, psycopg2
 }:
 
 buildPythonPackage rec {
   version = "0.62";
   pname = "web.py";
-  disabled = isPy3k;
 
   src = fetchPypi {
     inherit pname version;
     sha256 = "5ce684caa240654cae5950da8b4b7bc178812031e08f990518d072bd44ab525e";
   };
 
+  propagatedBuildInputs = [ cheroot ];
+
+  # requires multiple running databases
+  doCheck = false;
+
+  pythonImportsCheck = [ "web" ];
+
+  checkInputs = [ pytestCheckHook dbutils mysqlclient pymysql mysql-connector psycopg2 ];
+
   meta = with stdenv.lib; {
     description = "Makes web apps";
     longDescription = ''
@@ -22,7 +29,7 @@ buildPythonPackage rec {
     '';
     homepage = "https://webpy.org/";
     license = licenses.publicDomain;
-    maintainers = with maintainers; [ layus ];
+    maintainers = with maintainers; [ layus SuperSandro2000 ];
   };
 
 }
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 74f8723bc35..cfb9ac52ccb 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1552,6 +1552,8 @@ in {
 
   dbus-python = callPackage ../development/python-modules/dbus { inherit (pkgs) dbus pkgconfig; };
 
+  dbutils = callPackage ../development/python-modules/dbutils { };
+
   dcmstack = callPackage ../development/python-modules/dcmstack { };
 
   ddt = callPackage ../development/python-modules/ddt { };