Source code for airflow.operators.email

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# to you under the Apache License, Version 2.0 (the
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from typing import List, Optional, Union

from airflow.models import BaseOperator
from airflow.utils.email import send_email


[docs]class EmailOperator(BaseOperator):
    """
    Sends an email.

    :param to: list of emails to send the email to. (templated)
    :type to: list or string (comma or semicolon delimited)
    :param subject: subject line for the email. (templated)
    :type subject: str
    :param html_content: content of the email, html markup
        is allowed. (templated)
    :type html_content: str
    :param files: file names to attach in email (templated)
    :type files: list
    :param cc: list of recipients to be added in CC field
    :type cc: list or string (comma or semicolon delimited)
    :param bcc: list of recipients to be added in BCC field
    :type bcc: list or string (comma or semicolon delimited)
    :param mime_subtype: MIME sub content type
    :type mime_subtype: str
    :param mime_charset: character set parameter added to the Content-Type
        header.
    :type mime_charset: str
    """

[docs]    template_fields = ('to', 'subject', 'html_content', 'files')
[docs]    template_fields_renderers = {"html_content": "html"}
[docs]    template_ext = ('.html',)
[docs]    ui_color = '#e6faf9'

    def __init__(
        self,
        *,
        to: Union[List[str], str],
        subject: str,
        html_content: str,
        files: Optional[List] = None,
        cc: Optional[Union[List[str], str]] = None,
        bcc: Optional[Union[List[str], str]] = None,
        mime_subtype: str = 'mixed',
        mime_charset: str = 'utf-8',
        conn_id: Optional[str] = None,
        **kwargs,
    ) -> None:
        super().__init__(**kwargs)
        self.to = to
        self.subject = subject
        self.html_content = html_content
        self.files = files or []
        self.cc = cc
        self.bcc = bcc
        self.mime_subtype = mime_subtype
        self.mime_charset = mime_charset
        self.conn_id = conn_id

[docs]    def execute(self, context):
        send_email(
            self.to,
            self.subject,
            self.html_content,
            files=self.files,
            cc=self.cc,
            bcc=self.bcc,
            mime_subtype=self.mime_subtype,
            mime_charset=self.mime_charset,
            conn_id=self.conn_id,
        )