Bulk import cleanup (ansible-collections#360)

* Split imports and reorder
* Import camel_dict_to_snake_dict and snake_dict_to_camel_dict direct from ansible.module_utils.common.dict_transformations
* Remove unused imports
* Route53 Info was migrated to Boto3 drop the HAS_BOTO check and import
* changelog

plugins/modules/ec2_instance.py

@@ -795,32 +795,30 @@
             sample: vpc-0011223344
 '''
 
+from collections import namedtuple
 import re
-import uuid
 import string
 import textwrap
 import time
-from collections import namedtuple
+import uuid
 
 try:
-    import boto3
     import botocore.exceptions
 except ImportError:
     pass  # caught by AnsibleAWSModule
 
+from ansible.module_utils._text import to_native
+from ansible.module_utils.common.dict_transformations import camel_dict_to_snake_dict
+from ansible.module_utils.common.dict_transformations import snake_dict_to_camel_dict
 from ansible.module_utils.six import string_types
 from ansible.module_utils.six.moves.urllib import parse as urlparse
-from ansible.module_utils._text import to_bytes
-from ansible.module_utils._text import to_native
 
 from ansible_collections.amazon.aws.plugins.module_utils.core import AnsibleAWSModule
 from ansible_collections.amazon.aws.plugins.module_utils.ec2 import AWSRetry
 from ansible_collections.amazon.aws.plugins.module_utils.ec2 import ansible_dict_to_boto3_filter_list
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import compare_aws_tags
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import boto3_tag_list_to_ansible_dict
 from ansible_collections.amazon.aws.plugins.module_utils.ec2 import ansible_dict_to_boto3_tag_list
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import camel_dict_to_snake_dict
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import snake_dict_to_camel_dict
+from ansible_collections.amazon.aws.plugins.module_utils.ec2 import boto3_tag_list_to_ansible_dict
+from ansible_collections.amazon.aws.plugins.module_utils.ec2 import compare_aws_tags
 
 module = None
 

plugins/modules/ec2_instance_info.py

@@ -507,21 +507,19 @@
             sample: vpc-0011223344
 '''
 
-import traceback
 import datetime
 
-
 try:
-    import boto3
     import botocore
     from botocore.exceptions import ClientError
 except ImportError:
     pass  # Handled by AnsibleAWSModule
 
+from ansible.module_utils.common.dict_transformations import camel_dict_to_snake_dict
+
 from ansible_collections.amazon.aws.plugins.module_utils.core import AnsibleAWSModule
 from ansible_collections.amazon.aws.plugins.module_utils.ec2 import ansible_dict_to_boto3_filter_list
 from ansible_collections.amazon.aws.plugins.module_utils.ec2 import boto3_tag_list_to_ansible_dict
-from ansible_collections.amazon.aws.plugins.module_utils.ec2 import camel_dict_to_snake_dict
 
 
 def list_ec2_instances(connection, module):