old_contents: #!/usr/bin/env python
  # -*- encoding: utf-8 -*-
  
  # Copyright (c) 2002-2017 "Neo Technology,"
  # Network Engine for Objects in Lund AB [http://neotechnology.com]
  #
  # This file is part of Neo4j.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from neo4j.meta import version
  
  # Auth
  TRUST_ON_FIRST_USE = 0  # Deprecated
  TRUST_SIGNED_CERTIFICATES = 1  # Deprecated
  TRUST_ALL_CERTIFICATES = 2
  TRUST_CUSTOM_CA_SIGNED_CERTIFICATES = 3
  TRUST_SYSTEM_CA_SIGNED_CERTIFICATES = 4
  TRUST_DEFAULT = TRUST_ALL_CERTIFICATES
  
  # Connection Pool Management
  INFINITE = -1
  DEFAULT_MAX_CONNECTION_LIFETIME = INFINITE
  DEFAULT_MAX_CONNECTION_POOL_SIZE = 250
  DEFAULT_CONNECTION_TIMEOUT = 5.0  # 5s
  
  # Connection Settings
  DEFAULT_CONNECTION_ACQUISITION_TIMEOUT = 60  # 1m
  
  # Routing settings
  DEFAULT_MAX_RETRY_TIME = 30.0  # 30s
  
  LOAD_BALANCING_STRATEGY_LEAST_CONNECTED = 0
  LOAD_BALANCING_STRATEGY_ROUND_ROBIN = 1
  DEFAULT_LOAD_BALANCING_STRATEGY = LOAD_BALANCING_STRATEGY_LEAST_CONNECTED
  
  # Client name
  DEFAULT_USER_AGENT = "neo4j-python/%s" % version
  
  default_config = {
      "auth": None,  # provide your own authentication token such as {"username", "password"}
      "encrypted": True,
      "trust": TRUST_DEFAULT,
      "der-encoded_server_certificate": None,
  
      "user_agent": DEFAULT_USER_AGENT,
  
      # Connection pool management
      "max_connection_lifetime": DEFAULT_MAX_CONNECTION_LIFETIME,
      "max_connection_pool_size": DEFAULT_MAX_CONNECTION_POOL_SIZE,
      "connection_acquisition_timeout": DEFAULT_CONNECTION_ACQUISITION_TIMEOUT,
  
      # Connection settings:
      "connection_timeout": DEFAULT_CONNECTION_TIMEOUT,
      "keep_alive": True,
  
      # Routing settings:
      "max_retry_time": DEFAULT_MAX_RETRY_TIME,
      "load_balancing_strategy": DEFAULT_LOAD_BALANCING_STRATEGY
  }
  
new_contents: #!/usr/bin/env python
  # -*- encoding: utf-8 -*-
  
  # Copyright (c) 2002-2017 "Neo Technology,"
  # Network Engine for Objects in Lund AB [http://neotechnology.com]
  #
  # This file is part of Neo4j.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from neo4j.meta import version
  
  # Auth
  TRUST_ON_FIRST_USE = 0  # Deprecated
  TRUST_SIGNED_CERTIFICATES = 1  # Deprecated
  TRUST_ALL_CERTIFICATES = 2
  TRUST_CUSTOM_CA_SIGNED_CERTIFICATES = 3
  TRUST_SYSTEM_CA_SIGNED_CERTIFICATES = 4
  TRUST_DEFAULT = TRUST_ALL_CERTIFICATES
  
  # Connection Pool Management
  INFINITE = -1
  DEFAULT_MAX_CONNECTION_LIFETIME = 3600  # 1h
  DEFAULT_MAX_CONNECTION_POOL_SIZE = 100
  DEFAULT_CONNECTION_TIMEOUT = 5.0  # 5s
  
  # Connection Settings
  DEFAULT_CONNECTION_ACQUISITION_TIMEOUT = 60  # 1m
  
  # Routing settings
  DEFAULT_MAX_RETRY_TIME = 30.0  # 30s
  
  LOAD_BALANCING_STRATEGY_LEAST_CONNECTED = 0
  LOAD_BALANCING_STRATEGY_ROUND_ROBIN = 1
  DEFAULT_LOAD_BALANCING_STRATEGY = LOAD_BALANCING_STRATEGY_LEAST_CONNECTED
  
  # Client name
  DEFAULT_USER_AGENT = "neo4j-python/%s" % version
  
  default_config = {
      "auth": None,  # provide your own authentication token such as {"username", "password"}
      "encrypted": True,
      "trust": TRUST_DEFAULT,
      "der-encoded_server_certificate": None,
  
      "user_agent": DEFAULT_USER_AGENT,
  
      # Connection pool management
      "max_connection_lifetime": DEFAULT_MAX_CONNECTION_LIFETIME,
      "max_connection_pool_size": DEFAULT_MAX_CONNECTION_POOL_SIZE,
      "connection_acquisition_timeout": DEFAULT_CONNECTION_ACQUISITION_TIMEOUT,
  
      # Connection settings:
      "connection_timeout": DEFAULT_CONNECTION_TIMEOUT,
      "keep_alive": True,
  
      # Routing settings:
      "max_retry_time": DEFAULT_MAX_RETRY_TIME,
      "load_balancing_strategy": DEFAULT_LOAD_BALANCING_STRATEGY
  }
  
subject: Change defalut setting values