Change default connectstring to localhost/orclpdb to be consistent with the

default value used in the Oracle Database installer.

Author: anthony-tuininga

doc/src/module.rst

@@ -1144,7 +1144,7 @@ This allows you to use the exceptions for example in the following way:
 
     import cx_Oracle
 
-    connection = cx_Oracle.Connection("cx_Oracle/dev@localhost/orcl")
+    connection = cx_Oracle.Connection("cx_Oracle/dev@localhost/orclpdb")
     cursor = connection.cursor()
 
     try:

samples/SampleEnv.py

@@ -28,7 +28,7 @@
 #   [//]host_name[:port][/service_name][:server_type][/instance_name]
 #
 # Commonly just the host_name and service_name are needed
-# e.g. "localhost/orcl" or "localhost/XE"
+# e.g. "localhost/orclpdb" or "localhost/XE"
 #
 # If using a tnsnames.ora file, the file can be in a default
 # location such as $ORACLE_HOME/network/admin/tnsnames.ora or
@@ -44,7 +44,7 @@
 DEFAULT_EDITION_USER = "pythoneditions"
 DEFAULT_EDITION_PASSWORD = "welcome"
 DEFAULT_EDITION_NAME = "python_e1"
-DEFAULT_CONNECT_STRING = "localhost/orcl"
+DEFAULT_CONNECT_STRING = "localhost/orclpdb"
 
 # values that will be used are the default values unless environment variables
 # have been set as noted above

test/TestEnv.py

@@ -35,7 +35,7 @@
 #   [//]host_name[:port][/service_name][:server_type][/instance_name]
 #
 # Commonly just the host_name and service_name are needed
-# e.g. "localhost/orcl" or "localhost/XE"
+# e.g. "localhost/orclpdb" or "localhost/XE"
 #
 # If using a tnsnames.ora file, the file can be in a default
 # location such as $ORACLE_HOME/network/admin/tnsnames.ora or
@@ -50,7 +50,7 @@
 DEFAULT_MAIN_PASSWORD = "welcome"
 DEFAULT_PROXY_USER = "cx_Oracle_proxy"
 DEFAULT_PROXY_PASSWORD = "welcome"
-DEFAULT_CONNECT_STRING = "localhost/orcl"
+DEFAULT_CONNECT_STRING = "localhost/orclpdb"
 DEFAULT_ENCODING = "UTF-8"
 DEFAULT_NENCODING = "UTF-8"
 DEFAULT_ARRAY_SIZE = 5