Install as module by default

configure.py

@@ -73,7 +73,7 @@ sipcfg = sipconfig.Configuration()
 opt_qtlib = None
 opt_qconfigdir = None
 opt_pyqtbindir = sipcfg.default_bin_dir
-opt_pyqtmoddir = sipcfg.default_mod_dir
+opt_pyqtmoddir = os.path.join(sipcfg.default_mod_dir, "python_tqt")
 opt_pyqtsipdir = sipcfg.default_sip_dir
 opt_qtpetag = None
 opt_qsciincdir = None
@@ -184,7 +184,7 @@ class ConfigureBase:
         """Return a list of files to install in the module directory other than
         the modules themselves.
         """
-        return ["pyqtconfig.py"]
+        return ["__init__.py", "pyqtconfig.py"]
 
     def sip_dir(self):
         """Return the configuration's .sip files directory.
@@ -1449,6 +1449,8 @@ def main(argv):
     # Create the additional Makefiles.
     sipconfig.inform("Creating top level Makefile...")
 
+    open('__init__.py', 'a').close()
+
     sipconfig.ParentMakefile(
         configuration=sipcfg,
         subdirs=pyqt_modules + pyqt.tools(),