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GeezerVison is showing github.com — document-api-python/tableaudocumentapi/connection.py at master · AccesoGroup/document-api-python

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###############################################################################
#
# Connection - A class for writing connections to Tableau files
#
###############################################################################
import xml.etree.ElementTree as ET
from tableaudocumentapi.dbclass import is_valid_dbclass
class Connection(object):
"""
A class for writing connections to Tableau files.
"""
###########################################################################
#
# Public API.
#
###########################################################################
def __init__(self, connxml):
"""
Constructor.
"""
self._connectionXML = connxml
self._dbname = connxml.get('dbname')
self._server = connxml.get('server')
self._username = connxml.get('username')
self._authentication = connxml.get('authentication')
self._class = connxml.get('class')
def __repr__(self):
return "'<Connection server='{}' dbname='{}' @ {}>'".format(self._server, self._dbname, hex(id(self)))
@classmethod
def from_attributes(cls, server, dbname, username, dbclass, authentication=''):
root = ET.Element('connection', authentication=authentication)
xml = cls(root)
xml.server = server
xml.dbname = dbname
xml.username = username
xml.dbclass = dbclass
return xml
###########
# dbname
###########
@property
def dbname(self):
return self._dbname
@dbname.setter
def dbname(self, value):
"""
Set the connection's database name property.
Args:
value: New name of the database. String.
Returns:
Nothing.
"""
self._dbname = value
self._connectionXML.set('dbname', value)
###########
# server
###########
@property
def server(self):
return self._server
@server.setter
def server(self, value):
"""
Set the connection's server property.
Args:
value: New server. String.
Returns:
Nothing.
"""
self._server = value
self._connectionXML.set('server', value)
###########
# username
###########
@property
def username(self):
return self._username
@username.setter
def username(self, value):
"""
Set the connection's username property.
Args:
value: New username value. String.
Returns:
Nothing.
"""
self._username = value
self._connectionXML.set('username', value)
###########
# authentication
###########
@property
def authentication(self):
return self._authentication
###########
# dbclass
###########
@property
def dbclass(self):
return self._class
@dbclass.setter
def dbclass(self, value):
if not is_valid_dbclass(value):
raise AttributeError("'{}' is not a valid database type".format(value))
self._class = value
self._connectionXML.set('class', value)
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