1) Ensure that eventlet's subprocess is used for Python versions up to 3.11 and await the issue resolution for Python versions 3.12.

2) Fixed unescape sequence for Python 3.12

web/pgadmin/browser/server_groups/servers/databases/schemas/domains/tests/test_domain_sql.py

@@ -100,7 +100,7 @@ class DomainReverseEngineeredSQLTestCase(BaseTestGenerator):
             orig_sql = json.loads(get_response.data.decode('utf-8'))
 
             # Replace multiple spaces with one space and check the expected sql
-            sql = re.sub('\s+', ' ', orig_sql).strip()
+            sql = re.sub(r'\s+', ' ', orig_sql).strip()
             expected_sql = '-- DOMAIN: {0}.{1} -- DROP DOMAIN IF EXISTS ' \
                            '{0}.{1}; CREATE DOMAIN {0}.{1} {2} ' \
                            'ALTER DOMAIN {0}.{1} OWNER' \

web/pgadmin/browser/server_groups/servers/databases/schemas/functions/tests/test_procedure_exec_sql.py

@@ -60,7 +60,7 @@ class ProcedureExecSQLTestCase(BaseTestGenerator):
         exec_sql = json.loads(exec_response.data.decode('utf-8'))
 
         # Replace multiple spaces with one space and check the expected sql
-        sql = re.sub('\s+', ' ', exec_sql).strip()
+        sql = re.sub(r'\s+', ' ', exec_sql).strip()
 
         # Verify the expected EXEC SQL
         if self.server_type == "pg":

web/pgadmin/browser/server_groups/servers/databases/schemas/packages/edbfuncs/__init__.py

@@ -582,7 +582,7 @@ class EdbFuncView(PGChildNodeView, DataTypeReader):
         if sql is None:
             return None
         start = 0
-        start_position = re.search("\s+[is|as]+\s+", sql, flags=re.I)
+        start_position = re.search(r"\s+[is|as]+\s+", sql, flags=re.I)
 
         if start_position:
             start = start_position.start() + 4

web/pgadmin/tools/psql/__init__.py

@@ -11,7 +11,11 @@ import os
 import select
 import struct
 import config
-import subprocess
+import sys
+if sys.version_info >= (3, 12):
+    import subprocess
+else:
+    from eventlet.green import subprocess
 import re
 from sys import platform as _platform
 from config import PG_DEFAULT_DRIVER
@@ -391,8 +395,8 @@ def enter_key_press(data):
     """
     user_input = data['input']
 
-    if user_input == '\q' or user_input == 'q\\q' or user_input in\
-            ['\quit', 'exit', 'exit;']:
+    if user_input == r'\q' or user_input == 'q\\q' or user_input in\
+            [r'\quit', 'exit', 'exit;']:
         # If user enter \q to terminate the PSQL, emit the msg to
         # notify user connection is terminated.
         sio.emit('pty-output',
@@ -553,7 +557,7 @@ def disconnect_socket():
             process.terminate()
             del app.config['sessions'][request.sid]
     else:
-        os.write(app.config['sessions'][request.sid], '\q\n'.encode())
+        os.write(app.config['sessions'][request.sid], r'\q\n'.encode())
         sio.sleep(1)
         os.close(app.config['sessions'][request.sid])
         os.close(cdata[request.sid])

web/pgadmin/tools/sqleditor/tests/test_sql_ascii_encoding.py

@@ -32,7 +32,7 @@ class TestSQLASCIIEncoding(BaseTestGenerator):
                 table_name='test_sql_ascii',
                 db_encoding='SQL_ASCII',
                 lc_collate='C',
-                test_str='\\\\Four\\\Three\\Two\One'
+                test_str=r'\\\\Four\\\Three\\Two\One'
             )),
         (
             'Test SQL_ASCII data with file path',
@@ -40,7 +40,7 @@ class TestSQLASCIIEncoding(BaseTestGenerator):
                 table_name='test_sql_ascii',
                 db_encoding='SQL_ASCII',
                 lc_collate='C',
-                test_str='\\test\Documents\2017\12\19\AD93E646-'
+                test_str=r'\\test\Documents\2017\12\19\AD93E646-'
                          'E5FE-11E7-85AE-EB2E217F96F0.tif'
             )),
         (