few tweaks for python3 support

* switch from script to entry_points in setup.py
* move the cli script in ldapcherry (to be used as a module)
* put the __main__ code in a dedicated function constituting the entry
point
* add a few python3 environments in travis file

.travis.yml

@@ -8,12 +8,9 @@ language: python
 before_install:
   - '[ "$TEST_PEP8" == "1" ] || sudo ./tests/test_env/deploy.sh'
 
-python:
-  - "2.7"
-
 install: 
   - pip install -e .
-  - "if [[ $TEST_PEP8 == '1' ]]; then pip install pep8; fi"
+  - "if [[ $TEST_PEP8 == '1' ]]; then pip install pycodestyle; fi"
   - pip install passlib
   - pip install coveralls
 
@@ -21,11 +18,23 @@ install:
 #
 #script: 
 #  - coverage run --source=ldapcherry setup.py test
-script: "if [[ $TEST_PEP8 == '1' ]]; then pep8 --repeat --show-source --exclude=.venv,.tox,dist,docs,build,*.egg,tests,misc,setup.py . scripts/ldapcherryd; else coverage run --source=ldapcherry setup.py test; fi"
+script: "if [[ $TEST_PEP8 == '1' ]]; then pycodestyle --repeat --show-source --exclude=.venv,.tox,dist,docs,build,*.egg,tests,misc,setup.py . scripts/ldapcherryd; else coverage run --source=ldapcherry setup.py test; fi"
 matrix:
   include:
     - python: "2.7"
       env: TEST_PEP8=1
+    - python: "2.7"
+      env: TEST_PEP8=0
+    - python: "3.5"
+      env: TEST_PEP8=0
+    - python: "3.6"
+      env: TEST_PEP8=0
+    - python: "3.4"
+      env: TEST_PEP8=0
+    - python: "3.7"
+      env: TEST_PEP8=0
+
+
 after_success:
   - coveralls
 after_failure:

ldapcherry/cli.py

@@ -102,7 +102,7 @@ def start(configfile=None, daemonize=False, environment=None,
         engine.block()
 
 
-if __name__ == '__main__':
+def main():
     from optparse import OptionParser
 
     p = OptionParser()
@@ -142,3 +142,6 @@ if __name__ == '__main__':
     start(options.config, options.daemonize,
           options.environment, options.fastcgi, options.scgi,
           options.pidfile, options.cgi, options.debug)
+
+if __name__ == '__main__':
+    main()

setup.py

@@ -29,8 +29,12 @@ if sys.version_info[0] == 2:
         'Mako'
         ],
 elif sys.version_info[0] == 3:
-    print('unsupported version')
-    exit(1)
+    install_requires = [
+        'CherryPy >= 3.0.0',
+        'python-ldap',
+        'PyYAML',
+        'Mako'
+        ],
 else:
     print('unsupported version')
     exit(1)
@@ -120,7 +124,9 @@ setup(
         'ldapcherry.ppolicy'
         ],
     data_files=resources_files,
-    scripts=['scripts/ldapcherryd'],
+    entry_points = {
+        'console_scripts': ['ldapcherryd = ldapcherry.cli:main']
+    },
     url='https://github.com/kakwa/ldapcherry',
     license=license,
     description=small_description,