Fix CI (#536)

install.sh

@@ -70,7 +70,7 @@ make_virtualenv() {
             PIP_ARGS=$PIP_ARGS"[test]"
         fi
 
-        python3 -m pip install --upgrade -e .$PIP_ARGS
+        python3 -m pip install --upgrade -e .$PIP_ARGS --use-feature=2020-resolver
     fi
 
     echo ""

pipelinewise/fastsync/commons/tap_postgres.py

@@ -62,10 +62,10 @@ def open_connection(self):
             self.connection_config.get('replica_user', self.connection_config['user']),
             self.connection_config.get('replica_password', self.connection_config['password']),
             self.connection_config['dbname'])
-        
+
         if 'ssl' in self.connection_config and self.connection_config['ssl'] == 'true':
             conn_string += " sslmode='require'"
-        
+
         self.conn = psycopg2.connect(conn_string)
         # Set connection to autocommit
         self.conn.autocommit = True

pipelinewise/fastsync/commons/target_postgres.py

@@ -32,7 +32,7 @@ def open_connection(self):
             self.connection_config['password'],
             self.connection_config['port']
         )
-        
+
         if 'ssl' in self.connection_config and self.connection_config['ssl'] == 'true':
             conn_string += " sslmode='require'"