diff options
Diffstat (limited to 'python/Pubnub.py')
| -rw-r--r-- | python/Pubnub.py | 521 | 
1 files changed, 272 insertions, 249 deletions
| diff --git a/python/Pubnub.py b/python/Pubnub.py index 230915c..93f416b 100644 --- a/python/Pubnub.py +++ b/python/Pubnub.py @@ -12,11 +12,12 @@  from Crypto.Cipher import AES  from Crypto.Hash import MD5 -from base64 import encodestring, decodestring  +from base64 import encodestring, decodestring  import hashlib  import hmac -class PubnubCrypto2() : + +class PubnubCrypto2():      """      #**      #* PubnubCrypto @@ -27,8 +28,8 @@ class PubnubCrypto2() :      pc = PubnubCrypto      """ -    -    def pad( self, msg, block_size=16 ): + +    def pad(self, msg, block_size=16):          """          #**          #* pad @@ -40,9 +41,9 @@ class PubnubCrypto2() :          #**          """          padding = block_size - (len(msg) % block_size) -        return msg + chr(padding)*padding -        -    def depad( self, msg ): +        return msg + chr(padding) * padding + +    def depad(self, msg):          """          #**          #* depad @@ -53,7 +54,7 @@ class PubnubCrypto2() :          """          return msg[0:-ord(msg[-1])] -    def getSecret( self, key ): +    def getSecret(self, key):          """          #**          #* getSecret @@ -64,7 +65,7 @@ class PubnubCrypto2() :          """          return hashlib.sha256(key).hexdigest() -    def encrypt( self, key, msg ): +    def encrypt(self, key, msg):          """          #**          #* encrypt @@ -74,11 +75,12 @@ class PubnubCrypto2() :          #**          """          secret = self.getSecret(key) -        Initial16bytes='0123456789012345' -        cipher = AES.new(secret[0:32],AES.MODE_CBC,Initial16bytes) +        Initial16bytes = '0123456789012345' +        cipher = AES.new(secret[0:32], AES.MODE_CBC, Initial16bytes)          enc = encodestring(cipher.encrypt(self.pad(msg)))          return enc -    def decrypt( self, key, msg ): + +    def decrypt(self, key, msg):          """          #**          #* decrypt @@ -88,12 +90,12 @@ class PubnubCrypto2() :          #**          """          secret = self.getSecret(key) -        Initial16bytes='0123456789012345' -        cipher = AES.new(secret[0:32],AES.MODE_CBC,Initial16bytes) +        Initial16bytes = '0123456789012345' +        cipher = AES.new(secret[0:32], AES.MODE_CBC, Initial16bytes)          return self.depad((cipher.decrypt(decodestring(msg)))) -class PubnubCrypto3() : +class PubnubCrypto3():      """      #**      #* PubnubCrypto @@ -104,8 +106,8 @@ class PubnubCrypto3() :      pc = PubnubCrypto      """ -    -    def pad( self, msg, block_size=16 ): + +    def pad(self, msg, block_size=16):          """          #**          #* pad @@ -117,9 +119,9 @@ class PubnubCrypto3() :          #**          """          padding = block_size - (len(msg) % block_size) -        return msg + (chr(padding)*padding).encode('utf-8') -        -    def depad( self, msg ): +        return msg + (chr(padding) * padding).encode('utf-8') + +    def depad(self, msg):          """          #**          #* depad @@ -130,7 +132,7 @@ class PubnubCrypto3() :          """          return msg[0:-ord(msg[-1])] -    def getSecret( self, key ): +    def getSecret(self, key):          """          #**          #* getSecret @@ -141,7 +143,7 @@ class PubnubCrypto3() :          """          return hashlib.sha256(key.encode("utf-8")).hexdigest() -    def encrypt( self, key, msg ): +    def encrypt(self, key, msg):          """          #**          #* encrypt @@ -151,10 +153,12 @@ class PubnubCrypto3() :          #**          """          secret = self.getSecret(key) -        Initial16bytes='0123456789012345' -        cipher = AES.new(secret[0:32],AES.MODE_CBC,Initial16bytes) -        return encodestring(cipher.encrypt(self.pad(msg.encode('utf-8')))).decode('utf-8') -    def decrypt( self, key, msg ): +        Initial16bytes = '0123456789012345' +        cipher = AES.new(secret[0:32], AES.MODE_CBC, Initial16bytes) +        return encodestring( +            cipher.encrypt(self.pad(msg.encode('utf-8')))).decode('utf-8') + +    def decrypt(self, key, msg):          """          #**          #* decrypt @@ -164,40 +168,46 @@ class PubnubCrypto3() :          #**          """          secret = self.getSecret(key) -        Initial16bytes='0123456789012345' -        cipher = AES.new(secret[0:32],AES.MODE_CBC,Initial16bytes) -        return (cipher.decrypt(decodestring(msg.encode('utf-8')))).decode('utf-8') +        Initial16bytes = '0123456789012345' +        cipher = AES.new(secret[0:32], AES.MODE_CBC, Initial16bytes) +        return (cipher.decrypt( +            decodestring(msg.encode('utf-8')))).decode('utf-8') -try: import json -except ImportError: import simplejson as json +try: +    import json +except ImportError: +    import simplejson as json  import time  import hashlib  import uuid  import sys -try: from urllib.parse  import quote -except: from urllib2 import quote +try: +    from urllib.parse import quote +except: +    from urllib2 import quote -from base64  import urlsafe_b64encode +from base64 import urlsafe_b64encode  from hashlib import sha256  import hmac +  class PubnubBase(object):      def __init__(          self,          publish_key,          subscribe_key, -        secret_key = False, -        cipher_key = False, -        auth_key = None, -        ssl_on = False, -        origin = 'pubsub.pubnub.com', -        UUID = None -    ) : +        secret_key=False, +        cipher_key=False, +        auth_key=None, +        ssl_on=False, +        origin='pubsub.pubnub.com', +        UUID=None +    ):          """          #**          #* Pubnub @@ -209,41 +219,41 @@ class PubnubBase(object):          #* @param string secret_key optional key to sign messages.          #* @param boolean ssl required for 2048 bit encrypted messages.          #* @param string origin PUBNUB Server Origin. -        #* @param string pres_uuid optional identifier for presence (auto-generated if not supplied) +        #* @param string pres_uuid optional identifier +        #*    for presence (auto-generated if not supplied)          #**          ## Initiat Class          pubnub = Pubnub( 'PUBLISH-KEY', 'SUBSCRIBE-KEY', 'SECRET-KEY', False )          """ -        self.origin        = origin -        self.limit         = 1800 -        self.publish_key   = publish_key +        self.origin = origin +        self.limit = 1800 +        self.publish_key = publish_key          self.subscribe_key = subscribe_key -        self.secret_key    = secret_key -        self.cipher_key    = cipher_key -        self.ssl           = ssl_on -        self.auth_key      = auth_key +        self.secret_key = secret_key +        self.cipher_key = cipher_key +        self.ssl = ssl_on +        self.auth_key = auth_key - -        if self.ssl : +        if self.ssl:              self.origin = 'https://' + self.origin -        else : -            self.origin = 'http://'  + self.origin -         +        else: +            self.origin = 'http://' + self.origin +          self.uuid = UUID or str(uuid.uuid4())          if type(sys.version_info) is tuple: -            self.python_version  = 2 -            self.pc              = PubnubCrypto2() +            self.python_version = 2 +            self.pc = PubnubCrypto2()          else:              if sys.version_info.major == 2: -                self.python_version  = 2 -                self.pc              = PubnubCrypto2() +                self.python_version = 2 +                self.pc = PubnubCrypto2()              else:                  self.python_version = 3 -                self.pc             = PubnubCrypto3() -         +                self.pc = PubnubCrypto3() +          if not isinstance(self.uuid, str):              raise AttributeError("pres_uuid must be a string") @@ -264,7 +274,7 @@ class PubnubBase(object):          return signature      ''' -    def _pam_sign( self, msg ): +    def _pam_sign(self, msg):          """Calculate a signature by secret key and message."""          return urlsafe_b64encode(hmac.new( @@ -273,7 +283,7 @@ class PubnubBase(object):              sha256          ).digest()) -    def _pam_auth( self, query , apicode=0, callback=None): +    def _pam_auth(self, query, apicode=0, callback=None):          """Issue an authenticated request."""          if 'timestamp' not in query: @@ -300,57 +310,50 @@ class PubnubBase(object):          query['signature'] = self._pam_sign(sign_input) -        ''' -        url = ("https://pubsub.pubnub.com/v1/auth/{apitype}/sub-key/".format(apitype="audit" if (apicode) else "grant") + -            self.subscribe_key + "?" + -            params + "&signature=" + -            quote(signature, safe="")) -        ''' -          return self._request({"urlcomponents": [ -            'v1', 'auth', "audit" if (apicode) else "grant" ,  +            'v1', 'auth', "audit" if (apicode) else "grant",              'sub-key',              self.subscribe_key -        ], 'urlparams' : query},  -        self._return_wrapped_callback(callback)) +        ], 'urlparams': query}, +            self._return_wrapped_callback(callback)) -    def grant( self, channel, authkey=False, read=True, write=True, ttl=5, callback=None): +    def grant(self, channel, authkey=False, read=True, +              write=True, ttl=5, callback=None):          """Grant Access on a Channel."""          return self._pam_auth({ -            "channel" : channel, -            "auth"    : authkey, -            "r"       : read  and 1 or 0, -            "w"       : write and 1 or 0, -            "ttl"     : ttl +            "channel": channel, +            "auth": authkey, +            "r": read and 1 or 0, +            "w": write and 1 or 0, +            "ttl": ttl          }, callback=callback) -    def revoke( self, channel, authkey=False, ttl=1, callback=None): +    def revoke(self, channel, authkey=False, ttl=1, callback=None):          """Revoke Access on a Channel."""          return self._pam_auth({ -            "channel" : channel, -            "auth"    : authkey, -            "r"       : 0, -            "w"       : 0, -            "ttl"     : ttl +            "channel": channel, +            "auth": authkey, +            "r": 0, +            "w": 0, +            "ttl": ttl          }, callback=callback)      def audit(self, channel=False, authkey=False, callback=None):          return self._pam_auth({ -            "channel" : channel, -            "auth"    : authkey -        },1, callback=callback) -             - +            "channel": channel, +            "auth": authkey +        }, 1, callback=callback)      def encrypt(self, message):          if self.cipher_key: -            message = json.dumps(self.pc.encrypt(self.cipher_key, json.dumps(message)).replace('\n','')) -        else : +            message = json.dumps(self.pc.encrypt( +                self.cipher_key, json.dumps(message)).replace('\n', '')) +        else:              message = json.dumps(message) -        return message; +        return message      def decrypt(self, message):          if self.cipher_key: @@ -361,15 +364,17 @@ class PubnubBase(object):      def _return_wrapped_callback(self, callback=None):          def _new_format_callback(response):              if 'payload' in response: -                if (callback != None): callback({'message' : response['message'], 'payload' : response['payload']}) +                if (callback is not None): +                    callback({'message': response['message'], +                              'payload': response['payload']})              else: -                if (callback != None):callback(response) -        if (callback != None): +                if (callback is not None): +                    callback(response) +        if (callback is not None):              return _new_format_callback          else:              return None -      def publish(channel, message, callback=None, error=None):          """          #** @@ -403,10 +408,11 @@ class PubnubBase(object):              channel,              '0',              message -        ], 'urlparams' : {'auth' : self.auth_key}}, callback=self._return_wrapped_callback(callback),  -        error=self._return_wrapped_callback(error)) -     -    def presence( self, channel, callback, error=None) : +        ], 'urlparams': {'auth': self.auth_key}}, +            callback=self._return_wrapped_callback(callback), +            error=self._return_wrapped_callback(error)) + +    def presence(self, channel, callback, error=None):          """          #**          #* presence @@ -425,13 +431,15 @@ class PubnubBase(object):          pubnub.presence({              'channel'  : 'hello_world', -            'callback' : receive  +            'callback' : receive          })          """ -        return self.subscribe({'channel': channel+'-pnpres', 'subscribe_key':self.subscribe_key, 'callback': self._return_wrapped_callback(callback)}) -     -     -    def here_now( self, channel, callback, error=None) : +        return self.subscribe({ +            'channel': channel + '-pnpres', +            'subscribe_key': self.subscribe_key, +            'callback': self._return_wrapped_callback(callback)}) + +    def here_now(self, channel, callback, error=None):          """          #**          #* Here Now @@ -452,33 +460,31 @@ class PubnubBase(object):          """          channel = str(args['channel']) - -        callback    = args['callback']  if 'callback'  in args else None -        error       = args['error']     if 'error'     in args else None +        callback = args['callback'] if 'callback' in args else None +        error = args['error'] if 'error' in args else None          ## Fail if bad input. -        if not channel : +        if not channel:              raise Exception('Missing Channel')              return False -         +          ## Get Presence Here Now          return self._request({"urlcomponents": [ -            'v2','presence', +            'v2', 'presence',              'sub_key', self.subscribe_key,              'channel', channel -        ], 'urlparams' : {'auth' : self.auth_key}}, callback=self._return_wrapped_callback(callback),  -        error=self._return_wrapped_callback(error)) +        ], 'urlparams': {'auth': self.auth_key}}, +            callback=self._return_wrapped_callback(callback), +            error=self._return_wrapped_callback(error)) -    def history(self, channel, count=100, reverse=False, start=None, end=None, callback=None, error=None) : +    def history(self, channel, count=100, reverse=False, +                start=None, end=None, callback=None, error=None):          """          #**          #* History          #*          #* Load history from a channel.          #* -        #* @param array args with 'channel', optional: 'start', 'end', 'reverse', 'count' -        #* @return mixed false on fail, array on success. -        #*          ## History Example          history = pubnub.detailedHistory({ @@ -489,25 +495,26 @@ class PubnubBase(object):          """ -        params = dict()  +        params = dict() -        params['count']     = count -        params['reverse']   = reverse -        params['start']     = start -        params['end']       = end +        params['count'] = count +        params['reverse'] = reverse +        params['start'] = start +        params['end'] = end          ## Get History -        return self._request({ 'urlcomponents' : [ +        return self._request({'urlcomponents': [              'v2',              'history',              'sub-key',              self.subscribe_key,              'channel',              channel, -        ], 'urlparams' : {'auth' : self.auth_key}}, callback=self._return_wrapped_callback(callback),  -        error=self._return_wrapped_callback(error)) +        ], 'urlparams': {'auth': self.auth_key}}, +            callback=self._return_wrapped_callback(callback), +            error=self._return_wrapped_callback(error)) -    def time(self,callback=None) : +    def time(self, callback=None):          """          #**          #* Time @@ -523,30 +530,30 @@ class PubnubBase(object):          """ -        time = self._request({'urlcomponents' : [ +        time = self._request({'urlcomponents': [              'time',              '0'          ]}, callback) -        if time != None: +        if time is not None:              return time[0] - -    def _encode( self, request ) : +    def _encode(self, request):          return [ -            "".join([ ' ~`!@#$%^&*()+=[]\\{}|;\':",./<>?'.find(ch) > -1 and -                hex(ord(ch)).replace( '0x', '%' ).upper() or -                ch for ch in list(bit) -            ]) for bit in request] -     -    def getUrl(self,request): +            "".join([' ~`!@#$%^&*()+=[]\\{}|;\':",./<>?'.find(ch) > -1 and +                     hex(ord(ch)).replace('0x', '%').upper() or +                     ch for ch in list(bit) +                     ]) for bit in request] + +    def getUrl(self, request):          ## Build URL          url = self.origin + '/' + "/".join([ -            "".join([ ' ~`!@#$%^&*()+=[]\\{}|;\':",./<>?'.find(ch) > -1 and -                hex(ord(ch)).replace( '0x', '%' ).upper() or -                ch for ch in list(bit) -            ]) for bit in request["urlcomponents"]]) +            "".join([' ~`!@#$%^&*()+=[]\\{}|;\':",./<>?'.find(ch) > -1 and +                     hex(ord(ch)).replace('0x', '%').upper() or +                     ch for ch in list(bit) +                     ]) for bit in request["urlcomponents"]])          if ("urlparams" in request): -            url = url + '?' + "&".join([ x + "=" + str(y)  for x,y in request["urlparams"].items() if y is not None]) +            url = url + '?' + "&".join([x + "=" + str(y) for x, y in request[ +                "urlparams"].items() if y is not None])          return url @@ -558,32 +565,38 @@ except ImportError:      sha256 = digestmod.new  import hmac +  class EmptyLock():      def __enter__(self):          pass -    def __exit__(self,a,b,c): + +    def __exit__(self, a, b, c):          pass  empty_lock = EmptyLock() +  class PubnubCoreAsync(PubnubBase): -    def start(self): pass  -    def stop(self):  pass +    def start(self): +        pass + +    def stop(self): +        pass      def __init__(          self,          publish_key,          subscribe_key, -        secret_key = False, -        cipher_key = False, -        auth_key = None, -        ssl_on = False, -        origin = 'pubsub.pubnub.com', -        uuid = None, +        secret_key=False, +        cipher_key=False, +        auth_key=None, +        ssl_on=False, +        origin='pubsub.pubnub.com', +        uuid=None,          _tt_lock=empty_lock,          _channel_list_lock=empty_lock -    ) : +    ):          """          #**          #* Pubnub @@ -610,18 +623,18 @@ class PubnubCoreAsync(PubnubBase):              ssl_on=ssl_on,              origin=origin,              UUID=uuid -        )         - -        self.subscriptions              = {} -        self.timetoken                  = 0 -        self.last_timetoken             = 0 -        self.version                    = '3.3.4' -        self.accept_encoding            = 'gzip' -        self.SUB_RECEIVER               = None -        self._connect                   = None -        self._tt_lock                   = _tt_lock -        self._channel_list_lock         = _channel_list_lock -        self._connect                   = lambda: None +        ) + +        self.subscriptions = {} +        self.timetoken = 0 +        self.last_timetoken = 0 +        self.version = '3.3.4' +        self.accept_encoding = 'gzip' +        self.SUB_RECEIVER = None +        self._connect = None +        self._tt_lock = _tt_lock +        self._channel_list_lock = _channel_list_lock +        self._connect = lambda: None      def get_channel_list(self, channels):          channel = '' @@ -653,7 +666,8 @@ class PubnubCoreAsync(PubnubBase):          for i in l:              func(i) -    def subscribe( self, channel, callback, error=None, connect=None, disconnect=None, reconnect=None, sync=False ) : +    def subscribe(self, channel, callback, error=None, +                  connect=None, disconnect=None, reconnect=None, sync=False):          """          #**          #* Subscribe @@ -687,14 +701,15 @@ class PubnubCoreAsync(PubnubBase):          """          with self._tt_lock: -            self.last_timetoken = self.timetoken if self.timetoken != 0 else self.last_timetoken +            self.last_timetoken = self.timetoken if self.timetoken != 0 \ +                else self.last_timetoken              self.timetoken = 0          if sync is True and self.susbcribe_sync is not None:              self.susbcribe_sync(args)              return -        def _invoke(func,msg=None): +        def _invoke(func, msg=None):              if func is not None:                  if msg is not None:                      func(msg) @@ -708,17 +723,17 @@ class PubnubCoreAsync(PubnubBase):                          chobj = self.subscriptions[ch]                          if chobj['connected'] is False:                              chobj['connected'] = True -                            _invoke(chobj['connect'],chobj['name']) +                            _invoke(chobj['connect'], chobj['name'])          def _invoke_error(channel_list=None, err=None):              if channel_list is None:                  for ch in self.subscriptions:                      chobj = self.subscriptions[ch] -                    _invoke(chobj['error'],err) +                    _invoke(chobj['error'], err)              else:                  for ch in channel_list:                      chobj = self.subscriptions[ch] -                    _invoke(chobj['error'],err) +                    _invoke(chobj['error'], err)          def _get_channel():              for ch in self.subscriptions: @@ -726,53 +741,58 @@ class PubnubCoreAsync(PubnubBase):                  if chobj['subscribed'] is True:                      return chobj -          ## New Channel? -        if not channel in self.subscriptions or self.subscriptions[channel]['subscribed'] is False: -            with self._channel_list_lock: -                self.subscriptions[channel] = { -                    'name'          : channel, -                    'first'         : False, -                    'connected'     : False, -                    'subscribed'    : True, -                    'callback'      : callback, -                    'connect'       : connect, -                    'disconnect'    : disconnect, -                    'reconnect'     : reconnect, -                    'error'         : error -                } - +        if not channel in self.subscriptions or \ +                self.subscriptions[channel]['subscribed'] is False: +                with self._channel_list_lock: +                    self.subscriptions[channel] = { +                        'name': channel, +                        'first': False, +                        'connected': False, +                        'subscribed': True, +                        'callback': callback, +                        'connect': connect, +                        'disconnect': disconnect, +                        'reconnect': reconnect, +                        'error': error +                    }          ## return if already connected to channel -        if channel in self.subscriptions and 'connected' in self.subscriptions[channel] and self.subscriptions[channel]['connected'] is True: -            _invoke(error, "Already Connected") -            return -             -             +        if channel in self.subscriptions and \ +            'connected' in self.subscriptions[channel] and \ +                self.subscriptions[channel]['connected'] is True: +                    _invoke(error, "Already Connected") +                    return -        ## SUBSCRIPTION RECURSION  +        ## SUBSCRIPTION RECURSION          def _connect(): -           +              self._reset_offline()              def sub_callback(response):                  ## ERROR ? -                if not response or ('message' in response and response['message'] == 'Forbidden'): -                    _invoke_error(response['payload']['channels'], response['message']) -                    _connect() -                    return +                if not response or \ +                    ('message' in response and +                        response['message'] == 'Forbidden'): +                            _invoke_error(response['payload'][ +                                'channels'], response['message']) +                            _connect() +                            return                  _invoke_connect()                  with self._tt_lock: -                    self.timetoken = self.last_timetoken if self.timetoken == 0 and self.last_timetoken != 0 else response[1] +                    self.timetoken = \ +                        self.last_timetoken if self.timetoken == 0 and \ +                        self.last_timetoken != 0 else response[1]                      if len(response) > 2:                          channel_list = response[2].split(',')                          response_list = response[0]                          for ch in enumerate(channel_list):                              if ch[1] in self.subscriptions:                                  chobj = self.subscriptions[ch[1]] -                                _invoke(chobj['callback'],self.decrypt(response_list[ch[0]])) +                                _invoke(chobj['callback'], +                                        self.decrypt(response_list[ch[0]]))                      else:                          response_list = response[0]                          chobj = _get_channel() @@ -782,23 +802,25 @@ class PubnubCoreAsync(PubnubBase):                      _connect() -              channel_list = self.get_channel_list(self.subscriptions)              if len(channel_list) <= 0:                  return              ## CONNECT TO PUBNUB SUBSCRIBE SERVERS              try: -                self.SUB_RECEIVER = self._request( { "urlcomponents" : [ +                self.SUB_RECEIVER = self._request({"urlcomponents": [                      'subscribe',                      self.subscribe_key,                      channel_list,                      '0',                      str(self.timetoken) -                ], "urlparams" : {"uuid":self.uuid, "auth" : self.auth_key} }, sub_callback, sub_callback, single=True ) +                ], "urlparams": {"uuid": self.uuid, "auth": self.auth_key}}, +                    sub_callback, +                    sub_callback, +                    single=True)              except Exception as e:                  print(e) -                self.timeout( 1, _connect) +                self.timeout(1, _connect)                  return          self._connect = _connect @@ -815,8 +837,7 @@ class PubnubCoreAsync(PubnubBase):          self._reset_offline()          self._connect() - -    def unsubscribe( self, channel ): +    def unsubscribe(self, channel):          if channel in self.subscriptions is False:              return False @@ -824,10 +845,10 @@ class PubnubCoreAsync(PubnubBase):          ## DISCONNECT          with self._channel_list_lock:              if channel in self.subscriptions: -                self.subscriptions[channel]['connected']    = 0 -                self.subscriptions[channel]['subscribed']   = False -                self.subscriptions[channel]['timetoken']    = 0 -                self.subscriptions[channel]['first']        = False +                self.subscriptions[channel]['connected'] = 0 +                self.subscriptions[channel]['subscribed'] = False +                self.subscriptions[channel]['timetoken'] = 0 +                self.subscriptions[channel]['first'] = False          self.CONNECT() @@ -843,13 +864,12 @@ import threading  from threading import current_thread  latest_sub_callback_lock = threading.RLock() -latest_sub_callback = {'id' : None, 'callback' : None} - - +latest_sub_callback = {'id': None, 'callback': None}  class HTTPClient: -    def __init__(self, url, urllib_func=None, callback=None, error=None, id=None): +    def __init__(self, url, urllib_func=None, +                 callback=None, error=None, id=None):          self.url = url          self.id = id          self.callback = callback @@ -862,7 +882,6 @@ class HTTPClient:          self.callback = None          self.error = None -      def run(self):          def _invoke(func, data): @@ -896,65 +915,68 @@ class HTTPClient:                          try:                              data = json.loads(data)                          except: -                            _invoke(latest_sub_callback['error'], {'error' : 'json decoding error'}) +                            _invoke(latest_sub_callback['error'], +                                    {'error': 'json decoding error'})                              return                          if code != 200: -                            _invoke(latest_sub_callback['error'],data) +                            _invoke(latest_sub_callback['error'], data)                          else: -                            _invoke(latest_sub_callback['callback'],data) +                            _invoke(latest_sub_callback['callback'], data)          else:              try:                  data = json.loads(data)              except: -                _invoke(self.error, {'error' : 'json decoding error'}) +                _invoke(self.error, {'error': 'json decoding error'})                  return              if code != 200: -                _invoke(self.error,data) +                _invoke(self.error, data)              else: -                _invoke(self.callback,data) +                _invoke(self.callback, data)  def _urllib_request_2(url, timeout=320):      try: -        resp = urllib2.urlopen(url,timeout=timeout) +        resp = urllib2.urlopen(url, timeout=timeout)      except urllib2.HTTPError as http_error:          resp = http_error -    return (resp.read(),resp.code) +    return (resp.read(), resp.code) +  def _urllib_request_3(url, timeout=320):      #print(url)      try: -        resp = urllib.request.urlopen(url,timeout=timeout) +        resp = urllib.request.urlopen(url, timeout=timeout)      except urllib.request.HTTPError as http_error:          resp = http_error -    r =   resp.read().decode("utf-8") +    r = resp.read().decode("utf-8")      #print(r) -    return (r,resp.code) +    return (r, resp.code)  _urllib_request = None +  class Pubnub(PubnubCoreAsync):      def __init__(          self,          publish_key,          subscribe_key, -        secret_key = False, -        cipher_key = False, -        auth_key = None, -        ssl_on = False, -        origin = 'pubsub.pubnub.com', -        pres_uuid = None -    ) : +        secret_key=False, +        cipher_key=False, +        auth_key=None, +        ssl_on=False, +        origin='pubsub.pubnub.com', +        pres_uuid=None +    ):          super(Pubnub, self).__init__( -            publish_key = publish_key, -            subscribe_key = subscribe_key, -            secret_key = secret_key, -            cipher_key = cipher_key, -            auth_key = auth_key, -            ssl_on = ssl_on, -            origin = origin, -            uuid = pres_uuid, +            publish_key=publish_key, +            subscribe_key=subscribe_key, +            secret_key=secret_key, +            cipher_key=cipher_key, +            auth_key=auth_key, +            ssl_on=ssl_on, +            origin=origin, +            uuid=pres_uuid,              _tt_lock=threading.RLock(),              _channel_list_lock=threading.RLock()          ) @@ -971,29 +993,30 @@ class Pubnub(PubnubCoreAsync):          thread = threading.Thread(target=cb)          thread.start() - -    def _request_async( self, request, callback=None, error=None, single=False ) : +    def _request_async(self, request, callback=None, error=None, single=False):          global _urllib_request          ## Build URL          url = self.getUrl(request)          if single is True:              id = time.time() -            client = HTTPClient(url=url, urllib_func=_urllib_request, callback=None, error=None, id=id) +            client = HTTPClient(url=url, urllib_func=_urllib_request, +                                callback=None, error=None, id=id)              with latest_sub_callback_lock:                  latest_sub_callback['id'] = id                  latest_sub_callback['callback'] = callback                  latest_sub_callback['error'] = error          else: -            client = HTTPClient(url=url, urllib_func=_urllib_request, callback=callback, error=error) +            client = HTTPClient(url=url, urllib_func=_urllib_request, +                                callback=callback, error=error)          thread = threading.Thread(target=client.run)          thread.start() +          def abort(): -            client.cancel(); +            client.cancel()          return abort - -    def _request_sync( self, request) : +    def _request_sync(self, request):          global _urllib_request          ## Build URL          url = self.getUrl(request) @@ -1002,14 +1025,14 @@ class Pubnub(PubnubCoreAsync):          try:              resp_json = json.loads(response[0])          except: -            return [0,"JSON Error"] +            return [0, "JSON Error"]          if response[1] != 200 and 'status' in resp_json: -            return {'message' : resp_json['message'], 'payload' : resp_json['payload']} +            return {'message': resp_json['message'], +                    'payload': resp_json['payload']}          return resp_json -      def _request(self, request, callback=None, error=None, single=False):          if callback is None:              return self._request_sync(request) @@ -1027,7 +1050,7 @@ class Pubnub(PubnubCoreAsync):              resp_json = json.loads(response.read().decode("utf-8"))          except Exception as e:              return None -             +          return resp_json      def _request3_async( self, request, callback, single=False ) : | 
