cc1bcec509
- Avoid single character variable names - Use more descriptive variable names (`address` to `address_email`) - Use `default_charset` parameter instead of hard coding `'us-ascii'`
32 lines
969 B
Python
32 lines
969 B
Python
import email
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def decode_mail_header(value, default_charset='us-ascii'):
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"""
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Decode a header value into a unicode string.
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"""
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try:
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headers=email.header.decode_header(value)
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except email.errors.HeaderParseError:
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return value.encode(default_charset, 'replace').decode(default_charset)
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else:
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for index, (text, charset) in enumerate(headers):
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try:
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headers[index]=text.decode(charset or default_charset, 'replace')
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except LookupError:
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# if the charset is unknown, force default
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headers[index]=text.decode(default_charset, 'replace')
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return u"".join(headers)
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def get_mail_addresses(message, header_name):
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"""
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Retrieve all email addresses from one message header.
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"""
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addresses = email.utils.getaddresses(header for header in message.get_all(header_name, []))
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for index, (address_name, address_email) in enumerate(addresses):
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addresses[index]={'name': decode_mail_header(address_name), 'email': address_email}
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return addresses
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