diff --git a/publish_doc_on_pipy.bat b/publish_doc_on_pipy.bat
new file mode 100644
index 0000000..9869091
--- /dev/null
+++ b/publish_doc_on_pipy.bat
@@ -0,0 +1,9 @@
+if "%1"=="" goto default_value:
+set pythonexe=%1\python
+goto custom_python:
+
+:default_value:
+set pythonexe=c:\Python34_x64\python
+
+:custom_python:
+%pythonexe% setup.py upload_docs --upload-dir=dist/html
\ No newline at end of file
diff --git a/publish_on_pipy.bat b/publish_on_pipy.bat
index b93329d..c715f21 100644
--- a/publish_on_pipy.bat
+++ b/publish_on_pipy.bat
@@ -3,7 +3,10 @@ set pythonexe=%1\python
 goto custom_python:
 
 :default_value:
-set pythonexe=c:\Python34\python
+set pythonexe=c:\Python34_x64\python
 
 :custom_python:
-%pythonexe% setup.py sdist register upload
\ No newline at end of file
+%pythonexe% setup.py rotate --match=.zip --keep=1
+%pythonexe% setup.py rotate --match=.tar.gz --keep=3
+rem %pythonexe% setup.py sdist register
+%pythonexe% setup.py sdist --formats=gztar upload
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 63751c5..e6bf3cf 100644
--- a/setup.py
+++ b/setup.py
@@ -42,46 +42,9 @@
 from distutils.core import setup
 from setuptools import find_packages
 
-
-def import_pyquickhelper():
-    try:
-        import pyquickhelper
-    except ImportError:
-        sys.path.append(
-            os.path.normpath(
-                os.path.abspath(
-                    os.path.join(
-                        "..",
-                        "pyquickhelper",
-                        "src"))))
-        try:
-            import pyquickhelper
-        except ImportError as e:
-            raise ImportError(
-                "module pyquickhelper is needed to build the documentation ({0})".format(
-                    sys.executable)) from e
-    return pyquickhelper
-
-
-def write_version():
-    pyquickhelper = import_pyquickhelper()
-    from pyquickhelper.loghelper.pyrepo_helper import SourceRepository
-    src = SourceRepository(commandline=True)
-    fold = os.path.abspath(os.path.dirname(__file__))
-    version = src.version(fold)
-    if version is not None:
-        with open(os.path.join(fold, "version.txt"), "w") as f:
-            f.write(str(version) + "\n")
-
-if not os.path.exists("version.txt"):
-    write_version()
-
-if os.path.exists("version.txt"):
-    with open("version.txt", "r") as f:
-        lines = f.readlines()
-    subversion = lines[0].strip("\r\n ")
-else:
-    raise FileNotFoundError("version.txt")
+#########
+# settings
+#########
 
 project_var_name = "code_beatrix"
 sversion = "0.5"
@@ -90,32 +53,20 @@ def write_version():
 readme = 'README.rst'
 
 
-KEYWORDS = \
-    project_var_name + ', coding goûter'
-
-DESCRIPTION = \
-    """Exercices pour apprendre la programmation, les algorithmes, et faire des coding goûters."""
-
-CLASSIFIERS = \
-    [
-        'Programming Language :: Python :: 3',
-        'Intended Audience :: Developers',
-        'Topic :: Scientific/Engineering',
-        'Topic :: Education',
-        'License :: OSI Approved :: BSD License',
-        'Development Status :: 5 - Production/Stable'
-    ]
+KEYWORDS = project_var_name + ', coding goûter'
+DESCRIPTION = """Exercices pour apprendre la programmation, les algorithmes, et faire des coding goûters."""
+CLASSIFIERS = [
+    'Programming Language :: Python :: 3',
+    'Intended Audience :: Developers',
+    'Topic :: Scientific/Engineering',
+    'Topic :: Education',
+    'License :: OSI Approved :: BSD License',
+    'Development Status :: 5 - Production/Stable'
+]
 
-
-if "bdist_wininst" not in sys.argv:
-    EXT_MODULES = [
-        # Extension(project_var_name + '.subproject.sample_module',
-        #    ['src/' + project_var_name + '/subproject/sample_module.cpp'],
-        # include_dirs = ['src/' + project_var_name +
-        # '/subproject']),
-    ]
-else:
-    EXT_MODULES = []
+#######
+# data
+#######
 
 packages = find_packages('src', exclude='src')
 package_dir = {k: "src/" + k.replace(".", "/") for k in packages}
@@ -126,22 +77,54 @@ def write_version():
                 project_var_name + ".jsscripts.snap": ["*.*"],
                 }
 
-if os.path.exists(readme):
+############
+# functions
+############
+
+
+def is_local():
+    if "clean_space" in sys.argv or \
+            "write_version" in sys.argv or \
+            "clean_pyd" in sys.argv or \
+            "build_sphinx" in sys.argv or \
+            "unittests" in sys.argv or \
+            "copy27" in sys.argv or \
+            "build" in sys.argv or \
+            "sdist" in sys.argv or \
+            "register" in sys.argv or \
+            "bdist_wininst" in sys.argv or \
+            "bdist_msi" in sys.argv or \
+            "bdist_wheel" in sys.argv or \
+            "upload_docs" in sys.argv:
+        return True
+    else:
+        return False
+
+
+def import_pyquickhelper():
     try:
-        with open(readme, "r", encoding='utf-8') as f:
-            long_description = f.read()
-        long_description = long_description.replace("\ufeff", "")
-    except:
+        import pyquickhelper
+    except ImportError:
+        sys.path.append(
+            os.path.normpath(
+                os.path.abspath(
+                    os.path.join(
+                        os.path.dirname(__file__),
+                        "..",
+                        "pyquickhelper",
+                        "src"))))
         try:
-            with open(readme, "r") as f:
-                long_description = f.read()
-        except:
-            long_description = ""
-else:
-    long_description = ""
+            import pyquickhelper
+        except ImportError as e:
+            message = "module pyquickhelper is needed to build the documentation ({0}), not found in path {1}".format(
+                sys.executable,
+                sys.path[
+                    -1])
+            raise ImportError(message) from e
+    return pyquickhelper
 
 
-if "--verbose" in sys.argv:
+def verbose():
     print("---------------------------------")
     print("package_dir =", package_dir)
     print("packages    =", packages)
@@ -149,68 +132,52 @@ def write_version():
     print("current     =", os.path.abspath(os.getcwd()))
     print("---------------------------------")
 
-if "clean_space" in sys.argv:
-    pyquickhelper = import_pyquickhelper()
+##########
+# version
+##########
 
-    fold = os.path.dirname(__file__)
-    fold = os.path.abspath(fold)
-    rem = pyquickhelper.remove_extra_spaces_folder(
-        fold,
-        extensions=[
-            ".py",
-            "rst",
-            ".bat",
-            ".sh"])
-    print("number of impacted files", len(rem))
-
-elif "write_version" in sys.argv:
-    write_version()
-
-elif "clean_pyd" in sys.argv:
-    pyquickhelper = import_pyquickhelper()
-    pyquickhelper.clean_exts()
+if is_local():
+    def write_version():
+        pyquickhelper = import_pyquickhelper()
+        from pyquickhelper import write_version_for_setup
+        return write_version_for_setup(__file__)
 
-elif "build_sphinx" in sys.argv:
-    pyquickhelper = import_pyquickhelper()
+    write_version()
 
-    if "--help" in sys.argv:
-        print(pyquickhelper.get_help_usage())
+    if os.path.exists("version.txt"):
+        with open("version.txt", "r") as f:
+            lines = f.readlines()
+        subversion = "." + lines[0].strip("\r\n ")
     else:
+        raise FileNotFoundError("version.txt")
+else:
+    # when the module is installed, no commit number is displayed
+    subversion = ""
 
-        if not os.path.exists("_doc/sphinxdoc/source"):
-            raise FileNotFoundError(
-                "you must get the source from GitHub to build the documentation")
-
-        from pyquickhelper import fLOG, generate_help_sphinx
-        from pyquickhelper.helpgen import sphinx_add_scripts
-
-        sphinx_add_scripts(os.path.join("src", project_var_name, "jsscripts", "snap"),
-                           os.path.join("_doc", "sphinxdoc", "source", "phdoc_static", "snap"))
-
-        fLOG(OutputPrint=True)
-        project_name = os.path.split(
-            os.path.split(os.path.abspath(__file__))[0])[-1]
-        generate_help_sphinx(project_name, module_name=project_var_name,
-                             layout=["pdf", "html"])
-
-elif "unittests" in sys.argv:
+##############
+# common part
+##############
 
-    if not os.path.exists("_unittests"):
-        raise FileNotFoundError(
-            "you must get the source from GitHub to run the unittests")
+if os.path.exists(readme):
+    with open(readme, "r", encoding='utf-8-sig') as f:
+        long_description = f.read()
+else:
+    long_description = ""
 
-    run_unit = os.path.join("_unittests", "run_unittests.py")
-    if not os.path.exists(run_unit):
-        raise FileNotFoundError("the folder should contain run_unittests.py")
+if "--verbose" in sys.argv:
+    verbose()
 
+if is_local():
     pyquickhelper = import_pyquickhelper()
-    pyquickhelper.main_wrapper_tests(run_unit, add_coverage=True)
-
+    r = pyquickhelper.process_standard_options_for_setup(
+        sys.argv, __file__, project_var_name)
 else:
+    r = False
 
+if not r:
     setup(
         name=project_var_name,
-        version='%s.%s' % (sversion, subversion),
+        version='%s%s' % (sversion, subversion),
         author='Xavier Dupré',
         author_email='',
         url="http://lesenfantscodaient.fr/",
@@ -222,8 +189,5 @@ def write_version():
         packages=packages,
         package_dir=package_dir,
         package_data=package_data,
-        #data_files              = data_files,
         install_requires=[],
-        ext_modules=EXT_MODULES,
-        #include_package_data    = True,
     )