Update README.rst PYTHONPATH to include gaussdb and gaussdb_pool submodules and fix byte literal formatting in tests/fix_faker.py

Author: chenyunliang520

README.rst

@@ -134,7 +134,7 @@ Now hack away! You can run the tests using on GaussDB::
 
     # Set the Python import path to include your local GaussDB Python project
     # Replace your_path with actual values
-    export PYTHONPATH=/your_path/gaussdb-python
+    export PYTHONPATH="/your_path/gaussdb-python/gaussdb:/your_path/gaussdb-python/gaussdb_pool"
 
     # Select the pure-Python implementation of the GaussDB adapter
     export PSYCOPG_IMPL=python
@@ -183,7 +183,7 @@ Recommended Steps to Run OpenGauss with Python GaussDB Driver Testing (Assuming
 
     # Set the Python import path to include your local GaussDB Python project
     # Replace your_path with actual values
-    export PYTHONPATH=/your_path/gaussdb-python
+    export PYTHONPATH="/your_path/gaussdb-python/gaussdb:/your_path/gaussdb-python/gaussdb_pool"
 
     # Select the pure-Python implementation of the GaussDB adapter
     export PSYCOPG_IMPL=python
@@ -207,7 +207,7 @@ Steps to Run OpenGauss(SSL) with Python GaussDB Driver Testing (Assuming Docker
     
     # Set the Python import path to include your local GaussDB Python project
     # Replace your_path with actual values
-    export PYTHONPATH=/your_path/gaussdb-python
+    export PYTHONPATH="/your_path/gaussdb-python/gaussdb:/your_path/gaussdb-python/gaussdb_pool"
 
     # Select the pure-Python implementation of the GaussDB adapter
     export PSYCOPG_IMPL=python

tests/fix_faker.py

@@ -316,8 +316,8 @@ def match_any(self, spec, got, want):
         if spec == dt.timedelta:
             assert abs((got - want).total_seconds()) < 86400 * 2
         elif spec in (bytes, bytearray, memoryview):
-            if want in (b'', bytearray(b'')) or want is None:
-                assert got in (None, b'', bytearray(b''), memoryview(b''))
+            if want in (b"", bytearray(b"")) or want is None:
+                assert got in (None, b"", bytearray(b""), memoryview(b""))
             else:
                 assert got == want
         else: