pip install mailofly
# or
uv add mailofly

import os
from mailofly import Mailofly, MailoflyError

client = Mailofly(
    os.environ["MAILOFLY_API_KEY"],
    # base_url="https://www.mailofly.com",  # optional override
)

try:
    result = client.emails.send({
        "from": "Acme <onboarding@example.com>",
        "to": ["alex@example.com"],
        "subject": "Hello",
        "html": "<p>Thanks for signing up.</p>",
    })
    print("Sent:", result["id"])
except MailoflyError as e:
    print(e.status, e.error, e.detail_message)
    raise

client.emails.send({
    "from": "Acme <onboarding@example.com>",
    "to": ["alex@example.com"],
    "template": {
        "id": "uuid-of-template",
        "variables": {"first_name": "Alex"},
    },
})

result = client.batch.send([
    {
        "from": "Acme <onboarding@example.com>",
        "to": ["foo@example.com"],
        "subject": "hello world",
        "html": "<h1>it works!</h1>",
    },
    {
        "from": "Acme <onboarding@example.com>",
        "to": ["bar@example.com"],
        "subject": "world hello",
        "html": "<p>it works!</p>",
    },
])
print([row["id"] for row in result["data"]])

accounts = client.accounts.list()

client.contacts.create({
    "email": "alex@example.com",
    "first_name": "Alex",
    "custom_fields": {"plan": "pro"},
})

client.campaigns.send("campaign-uuid", {"send_now": True})

logs = client.mail_logs.list(status="failed", page=1, page_size=50)

meta = Mailofly.discovery()
print(meta.get("resources"))

from mailofly import MailoflyError

try:
    client.accounts.list()
except MailoflyError as e:
    # e.status — HTTP status
    # e.error — error code string
    # e.detail_message — human-readable message
    pass