Simple python 2.7 implementation of a config reader for ~/.aws/credentials file

read_aws_credentials.py

def get_profile_credentials(profile_name):
    from ConfigParser import ConfigParser
    from ConfigParser import ParsingError
    from ConfigParser import NoOptionError
    from ConfigParser import NoSectionError
    from os import path
    config = ConfigParser()
    config.read([path.join(path.expanduser("~"),'.aws/credentials')])
    try:
        aws_access_key_id = config.get(profile_name, 'aws_access_key_id')
        aws_secret_access_key = config.get(profile_name, 'aws_secret_access_key')
    except ParsingError:
        print('Error parsing config file')
        raise
    except (NoSectionError, NoOptionError):
       try:
           aws_access_key_id = config.get('default', 'aws_access_key_id')
           aws_secret_access_key = config.get('default', 'aws_secret_access_key')
       except (NoSectionError, NoOptionError):
           print('Unable to find valid AWS credentials')
           raise
    return aws_access_key_id, aws_secret_access_key

in Python 3:
def get_profile_credentials(profile_name):
from configparser import ConfigParser
from configparser import ParsingError
from configparser import NoOptionError
from configparser import NoSectionError
from os import path
config = ConfigParser()
config.read([path.join(path.expanduser("~"),'.aws/credentials')])
try:
aws_access_key_id = config.get(profile_name, 'aws_access_key_id')
aws_secret_access_key = config.get(profile_name, 'aws_secret_access_key')
except ParsingError:
print('Error parsing config file')
raise
except (NoSectionError, NoOptionError):
try:
aws_access_key_id = config.get('default', 'aws_access_key_id')
aws_secret_access_key = config.get('default', 'aws_secret_access_key')
except (NoSectionError, NoOptionError):
print('Unable to find valid AWS credentials')
raise
return aws_access_key_id, aws_secret_access_key