Created session integration module between django and cppcms

contrib/integration/session/python/cppcms.py

@@ -0,0 +1,350 @@
+#!/usr/bin/env python
+# coding=UTF-8
+# vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4
+
+from ctypes import *
+import sys
+import types
+from datetime import datetime
+
+class Loader:
+    capi = None
+    @classmethod
+    def load(cls,path):
+        cls.capi = cdll.LoadLibrary(path);
+        # Start there
+        cls.SESSION_FIXED=0
+        cls.SESSION_RENEW=1
+        cls.SESSION_BROWSER=2
+        cls.ERROR_OK=0
+        cls.ERROR_GENERAL=1
+        cls.ERROR_RUNTIME=2
+        cls.ERROR_INVALID_ARGUMENT=4
+        cls.ERROR_LOGIC=5
+        cls.ERROR_ALLOC=6
+        cls.capi.cppcms_capi_error.restype=c_int
+        cls.capi.cppcms_capi_error.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_error_message.restype=c_char_p
+        cls.capi.cppcms_capi_error_message.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_error_clear.restype=c_char_p
+        cls.capi.cppcms_capi_error_clear.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_pool_new.restype=c_void_p
+        cls.capi.cppcms_capi_session_pool_new.argtypes=[  ]
+        cls.capi.cppcms_capi_session_pool_delete.restype=None
+        cls.capi.cppcms_capi_session_pool_delete.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_pool_init.restype=c_int
+        cls.capi.cppcms_capi_session_pool_init.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_pool_init_from_json.restype=c_int
+        cls.capi.cppcms_capi_session_pool_init_from_json.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_new.restype=c_void_p
+        cls.capi.cppcms_capi_session_new.argtypes=[  ]
+        cls.capi.cppcms_capi_session_delete.restype=None
+        cls.capi.cppcms_capi_session_delete.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_init.restype=c_int
+        cls.capi.cppcms_capi_session_init.argtypes=[ c_void_p,c_void_p ]
+        cls.capi.cppcms_capi_session_clear.restype=c_int
+        cls.capi.cppcms_capi_session_clear.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_is_set.restype=c_int
+        cls.capi.cppcms_capi_session_is_set.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_erase.restype=c_int
+        cls.capi.cppcms_capi_session_erase.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_get_exposed.restype=c_int
+        cls.capi.cppcms_capi_session_get_exposed.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_set_exposed.restype=c_int
+        cls.capi.cppcms_capi_session_set_exposed.argtypes=[ c_void_p,c_char_p,c_int ]
+        cls.capi.cppcms_capi_session_get_first_key.restype=c_char_p
+        cls.capi.cppcms_capi_session_get_first_key.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_get_next_key.restype=c_char_p
+        cls.capi.cppcms_capi_session_get_next_key.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_get_csrf_token.restype=c_char_p
+        cls.capi.cppcms_capi_session_get_csrf_token.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_set.restype=c_int
+        cls.capi.cppcms_capi_session_set.argtypes=[ c_void_p,c_char_p,c_char_p ]
+        cls.capi.cppcms_capi_session_get.restype=c_char_p
+        cls.capi.cppcms_capi_session_get.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_set_binary_as_hex.restype=c_int
+        cls.capi.cppcms_capi_session_set_binary_as_hex.argtypes=[ c_void_p,c_char_p,c_char_p ]
+        cls.capi.cppcms_capi_session_get_binary_as_hex.restype=c_char_p
+        cls.capi.cppcms_capi_session_get_binary_as_hex.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_set_binary.restype=c_int
+        cls.capi.cppcms_capi_session_set_binary.argtypes=[ c_void_p,c_char_p,c_void_p,c_int ]
+        cls.capi.cppcms_capi_session_get_binary.restype=c_int
+        cls.capi.cppcms_capi_session_get_binary.argtypes=[ c_void_p,c_char_p,c_void_p,c_int ]
+        cls.capi.cppcms_capi_session_get_binary_len.restype=c_int
+        cls.capi.cppcms_capi_session_get_binary_len.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_reset_session.restype=c_int
+        cls.capi.cppcms_capi_session_reset_session.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_set_default_age.restype=c_int
+        cls.capi.cppcms_capi_session_set_default_age.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_set_age.restype=c_int
+        cls.capi.cppcms_capi_session_set_age.argtypes=[ c_void_p,c_int ]
+        cls.capi.cppcms_capi_session_get_age.restype=c_int
+        cls.capi.cppcms_capi_session_get_age.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_set_default_expiration.restype=c_int
+        cls.capi.cppcms_capi_session_set_default_expiration.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_set_expiration.restype=c_int
+        cls.capi.cppcms_capi_session_set_expiration.argtypes=[ c_void_p,c_int ]
+        cls.capi.cppcms_capi_session_get_expiration.restype=c_int
+        cls.capi.cppcms_capi_session_get_expiration.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_set_on_server.restype=c_int
+        cls.capi.cppcms_capi_session_set_on_server.argtypes=[ c_void_p,c_int ]
+        cls.capi.cppcms_capi_session_get_on_server.restype=c_int
+        cls.capi.cppcms_capi_session_get_on_server.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_get_session_cookie_name.restype=c_char_p
+        cls.capi.cppcms_capi_session_get_session_cookie_name.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_load.restype=c_int
+        cls.capi.cppcms_capi_session_load.argtypes=[ c_void_p,c_char_p ]
+        cls.capi.cppcms_capi_session_save.restype=c_int
+        cls.capi.cppcms_capi_session_save.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_cookie_first.restype=c_void_p
+        cls.capi.cppcms_capi_session_cookie_first.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_session_cookie_next.restype=c_void_p
+        cls.capi.cppcms_capi_session_cookie_next.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_delete.restype=None
+        cls.capi.cppcms_capi_cookie_delete.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_header.restype=c_char_p
+        cls.capi.cppcms_capi_cookie_header.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_header_content.restype=c_char_p
+        cls.capi.cppcms_capi_cookie_header_content.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_name.restype=c_char_p
+        cls.capi.cppcms_capi_cookie_name.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_value.restype=c_char_p
+        cls.capi.cppcms_capi_cookie_value.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_path.restype=c_char_p
+        cls.capi.cppcms_capi_cookie_path.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_domain.restype=c_char_p
+        cls.capi.cppcms_capi_cookie_domain.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_max_age_defined.restype=c_int
+        cls.capi.cppcms_capi_cookie_max_age_defined.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_max_age.restype=c_uint
+        cls.capi.cppcms_capi_cookie_max_age.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_expires_defined.restype=c_int
+        cls.capi.cppcms_capi_cookie_expires_defined.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_expires.restype=c_longlong
+        cls.capi.cppcms_capi_cookie_expires.argtypes=[ c_void_p ]
+        cls.capi.cppcms_capi_cookie_is_secure.restype=c_int
+        cls.capi.cppcms_capi_cookie_is_secure.argtypes=[ c_void_p ]
+class SessionBase:
+    def check(self):
+        code = Loader.capi.cppcms_capi_error(self.d)
+        if code !=0:
+            msg = Loader.capi.cppcms_capi_error_clear(self.d)
+            if code == Loader.ERROR_ALLOC:
+                raise MemoryError(msg)
+            if code == Loader.ERROR_INVALID_ARGUMENT or code == Loader.ERROR_LOGIC:
+                raise ValueError(msg)
+            else:
+                raise RuntimeError(msg)
+
+class SessionPool(SessionBase):
+    def __init__(self,config_file=None,json_text=None):
+        if config_file == None and json_text == None:
+            raise ValueError('either config_file or json_text should be provided')
+        if config_file != None and json_text != None:
+            raise ValueError('Both config_file are json_text specified')
+        self.d=Loader.capi.cppcms_capi_session_pool_new()
+        if config_file!=None:
+            Loader.capi.cppcms_capi_session_pool_init(self.d,config_file)
+        else:
+            Loader.capi.cppcms_capi_session_pool_init_from_json(self.d,json_text)
+        try:
+            self.check()
+        except:
+            Loader.capi.cppcms_capi_session_pool_delete(self.d)
+            self.d=None
+            raise
+    def __del__(self):
+        Loader.capi.cppcms_capi_session_pool_delete(self.d)
+    def session(self):
+        return Session(self)
+
+class Cookie:
+    def __init__(self,ptr):
+        self.d=ptr
+    def __del__(self):
+        Loader.capi.cppcms_capi_cookie_delete(self.d)
+    def __str__(self):
+        return self.header()
+    def name(self):
+        return Loader.capi.cppcms_capi_cookie_name(self.d)
+    def value(self):
+        return Loader.capi.cppcms_capi_cookie_value(self.d)
+    def domain(self):
+        return Loader.capi.cppcms_capi_cookie_domain(self.d)
+    def header_content(self):
+        return Loader.capi.cppcms_capi_cookie_header_content(self.d)
+    def header(self):
+        return Loader.capi.cppcms_capi_cookie_header(self.d)
+    def path(self):
+        return Loader.capi.cppcms_capi_cookie_path(self.d)
+    def max_age(self):
+        return Loader.capi.cppcms_capi_cookie_max_age(self.d)
+    def expires(self):
+        return Loader.capi.cppcms_capi_cookie_expires(self.d)
+    def expires_defined(self):
+        return Loader.capi.cppcms_capi_cookie_expires_defined(self.d)
+    def max_age_defined(self):
+        return Loader.capi.cppcms_capi_cookie_max_age_defined(self.d)
+    def is_secure(self):
+        return Loader.capi.cppcms_capi_cookie_is_secure(self.d)
+
+class Session(SessionBase):
+    def __init__(self,pool):
+        self.d=Loader.capi.cppcms_capi_session_new()
+        Loader.capi.cppcms_capi_session_init(self.d,pool.d)
+        try:
+            self.check()
+        except:
+            Loader.capi.cppcms_capi_session_delete(self.d)
+            self.d=None
+            raise
+    def __del__(self):
+        Loader.capi.cppcms_capi_session_delete(self.d)
+    def clear(self):
+        Loader.capi.cppcms_capi_session_clear(self.d)
+        self.check()
+    def is_set(self,key):
+        r=Loader.capi.cppcms_capi_session_is_set(self.d,key)
+        self.check()
+        return r; 
+    def erase(self,key):
+        Loader.capi.cppcms_capi_session_erase(self.d,key)
+        self.check()
+    def get_exposed(self,key):
+        r=Loader.capi.cppcms_capi_session_get_exposed(self.d,key)
+        self.check()
+        return r!=0; 
+    def set_exposed(self,key,v):
+        Loader.capi.cppcms_capi_session_set_exposed(self.d,key,v)
+        self.check()
+
+    def keys(self):
+        l=[]
+        r=Loader.capi.cppcms_capi_session_get_first_key(self.d)
+        while r:
+            l.append(r)
+            r=Loader.capi.cppcms_capi_session_get_next_key(self.d)
+        self.check()
+        return l
+    def cookies(self):
+        l=[]
+        r=Loader.capi.cppcms_capi_session_cookie_first(self.d)
+        while r:
+            l.append(Cookie(r))
+            r=Loader.capi.cppcms_capi_session_cookie_next(self.d)
+        self.check()
+        return l
+    def get_csrf_token(self):
+        r=Loader.capi.cppcms_capi_session_get_csrf_token(self.d)
+        self.check()
+        return r;
+    def get(self,key):
+        r=Loader.capi.cppcms_capi_session_get(self.d,key)
+        self.check()
+        return r;
+    def set(self,key,value):
+        Loader.capi.cppcms_capi_session_set(self.d,key,value)
+        self.check()
+    def get_session_cookie_name(self):
+        r=Loader.capi.cppcms_capi_session_get_session_cookie_name(self.d)
+        self.check()
+        return r
+    def load(self,cookie=None,django_request=None):
+        if cookie!=None:
+            Loader.capi.cppcms_capi_session_load(self.d,cookie)
+        elif django_request!=None:
+            cookie_name = self.get_session_cookie_name()
+            cookie=''
+            if cookie_name in django_request.COOKIES:
+                cookie = django_request.COOKIES[cookie_name]
+            Loader.capi.cppcms_capi_session_load(self.d,cookie)
+        self.check()
+    def save(self,django_response=None):
+        Loader.capi.cppcms_capi_session_save(self.d)
+        self.check()
+        if django_response:
+            ck = self.cookies()
+            for c in ck:
+                key=c.name()
+                value=c.value()
+                max_age = None
+                if(c.max_age_defined()):
+                    max_age = c.max_age()
+                expires=None
+                if(c.expires_defined()):
+                    expires=datetime.utcfromtimestamp(c.expires())
+                path=None
+                if c.path()!='':
+                    path=c.path()
+                domain=None
+                if c.domain()!='':
+                    domain=c.domain()
+                secure=None
+                if c.is_secure():
+                    secure=True
+                django_response.set_cookie(key, value, max_age, None, path, domain, secure)
+                #django_response['Set-Cookie']=c.header_content()
+    def __getitem__(self,k):
+        if self.is_set(k):
+            return self.get(k)
+        else:
+            raise KeyError("no key " + k + " in session")
+    def __setitem__(self,k,v):
+        self.set(k,v)
+    def __delitem__(self,k):
+        if not self.is_set(k):
+            raise KeyError("no key " + k + " in session")
+        self.erase(k)
+    def __contains__(self,k):
+        return self.is_set(k)
+
+
+def __private_test():
+    state=''
+    p=SessionPool(sys.argv[2])
+    s=p.session()
+    s.load(state)
+    s['x']='111'
+    s.set('y','222')
+    s.set_exposed('x',1)
+    for k in s.keys():
+        print ('Got ' + k)
+        print ('Value ' + s.get(k))
+    s.save()
+    for c in s.cookies():
+        print (c)
+        print (c.value())
+        if(c.name()==s.get_session_cookie_name()):
+            state = c.value()
+    l=None
+    s=None
+    s=Session(p)
+    s.load(state)
+    s.set_exposed('x',0)
+    s.save()
+    print("Use operator:[] ",s['x'])
+    print("Is in ",('x' in s))
+    for c in s.cookies():
+        print (c)
+        print (c.value())
+        if(c.name()==s.get_session_cookie_name()):
+            state = c.value()
+    s=None
+    s=Session(p)
+    s.load(state)
+    del s['y']
+    s.clear()
+    s.save()
+    for c in s.cookies():
+        print (c)
+        print (c.value())
+        if(c.name()==s.get_session_cookie_name()):
+            state = c.value()
+
+if __name__ == "__main__":
+    if len(sys.argv) != 3:
+        sys.stderr.write("Usage /path/to/libcppcms.so/dll config.j\n")
+        sys.exit(1)
+    Loader.load(sys.argv[1])
+    __private_test()
+

contrib/integration/session/python/example/mysite/config.js

@@ -0,0 +1,12 @@
+
+{
+	"session" : {
+		"timeout" : 300, 
+		"location" : "client",
+		"expire" : "renew",
+		"client" : {
+			"hmac" : "sha1",
+			"hmac_key" : "dc07e0ff8e44be872e86fe848841584cd38983e5" 
+		},
+	},
+}

contrib/integration/session/python/example/mysite/manage.py

@@ -0,0 +1,10 @@
+#!/usr/bin/env python
+import os
+import sys
+
+if __name__ == "__main__":
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "mysite.settings")
+
+    from django.core.management import execute_from_command_line
+
+    execute_from_command_line(sys.argv)

contrib/integration/session/python/example/mysite/mysite/cppcms.py

@@ -0,0 +1 @@
+../../../cppcms.py

contrib/integration/session/python/example/mysite/mysite/settings.py

@@ -0,0 +1,87 @@
+"""
+Django settings for mysite project.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/1.6/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/1.6/ref/settings/
+"""
+
+# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
+import os
+BASE_DIR = os.path.dirname(os.path.dirname(__file__))
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/1.6/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = 'wwg!$4j8zvd-jq28wt&ziub166_sbzm&ns@=+$@dcv+j%=93&s'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+TEMPLATE_DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = (
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+)
+
+MIDDLEWARE_CLASSES = (
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+)
+
+ROOT_URLCONF = 'mysite.urls'
+
+WSGI_APPLICATION = 'mysite.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/1.6/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
+    }
+}
+
+# Internationalization
+# https://docs.djangoproject.com/en/1.6/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/1.6/howto/static-files/
+
+STATIC_URL = '/static/'
+
+# My Config
+
+CPPCMS_LIB='libcppcms.so'
+CPPCMS_CONFIG='config.js'

contrib/integration/session/python/example/mysite/mysite/urls.py

@@ -0,0 +1,12 @@
+from django.conf.urls import patterns, include, url
+
+from django.contrib import admin
+admin.autodiscover()
+
+urlpatterns = patterns('',
+    # Examples:
+    # url(r'^$', 'mysite.views.home', name='home'),
+    # url(r'^blog/', include('blog.urls')),
+    url(r'^$', 'mysite.views.home', name='home'),
+    url(r'^admin/', include(admin.site.urls)),
+)

contrib/integration/session/python/example/mysite/mysite/views.py

@@ -0,0 +1,26 @@
+from django.http import HttpResponse
+from django.conf import settings
+import cppcms
+
+cppcms.Loader.load(settings.CPPCMS_LIB)
+pool=cppcms.SessionPool(settings.CPPCMS_CONFIG)
+
+def home(request):
+	s=pool.session()
+	s.load(django_request=request)
+	v='Nothing'
+	if not 'x' in s:
+		s['x']='1'
+	else:
+		v=s['x']
+		s['x']=str(int(v)+1)
+
+	response = HttpResponse()
+	s.save(django_response=response)
+	response['Set-Cookie']='test=xxx'
+	response.write('<html><body><h1>Cookies</h1>')
+	response.write('<p>value=%s</p>' % v)
+	for key,value in request.COOKIES.iteritems():
+		response.write('%s=%s<br>\n' % (key,value))
+	response.write('</body></html>')
+	return response

contrib/integration/session/python/example/mysite/mysite/wsgi.py

@@ -0,0 +1,14 @@
+"""
+WSGI config for mysite project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/1.6/howto/deployment/wsgi/
+"""
+
+import os
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "mysite.settings")
+
+from django.core.wsgi import get_wsgi_application
+application = get_wsgi_application()

contrib/integration/session/tools/parse.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+parsed() 
+{
+grep -E '(CPPCMS_API|define.*[0-9])' "$1" | \
+	sed 's/char const \*[a-z_]*\([,\)]\)/string\1/g' | \
+	sed 's/char const \*cppcms/string cppcms/g' | \
+	sed 's/const//' | \
+	sed 's/void  *\*[a-z_]*\([,\)]\)/pointer\1/g' | \
+	sed 's/int  *[a-z_]*\([,)]\)/int\1/g' | \
+	sed 's/cppcms_capi[a-z_]* *\*[a-z_]*\([,\)]\)/pointer\1/g' | \
+	sed 's/cppcms_capi[a-z_]* *\*cppcms_capi/pointer cppcms_capi/g' | \
+	sed 's/cppcms_capi_object  *[a-zA-Z_]*/pointer/g' | \
+	sed 's/CPPCMS_API //' | \
+	sed 's/long long/llong/g' | \
+	sed 's/\t/ /g' | \
+	sed 's/  / /g' 
+}
+
+FILE=$1
+if [ "$FILE" == "" ]
+then
+	FILE=../../../../cppcms/capi/session.h
+fi
+
+parsed $FILE \
+	| sed 's/void/None/g' \
+	| sed 's/pointer/c_void_p/g' \
+	| sed 's/string/c_char_p/g' \
+	| sed 's/llong/c_longlong/g' \
+	| sed 's/int/c_int/g' \
+	| sed 's/unsigned/c_uint/g' \
+	| sed 's/#define  *CPPCMS_CAPI_\([a-zA-Z0-9_]*\)  *\([0-9\-]*\)/\        cls.\1=\2/' \
+	| sed 's/\([a-zA-Z_][a-z_]*\)  *\([a-z_][a-z_]*\)(\(.*\));/        cls.capi.\2.restype=\1\n        cls.capi.\2.argtypes=[ \3 ]/' >python.py