PythonBeginner
Check text-part charset declarations
Test whether decoded text-part bytes match their declared charset.
Email & messages
25 practical automations
Email & messages
Work with local message files and drafts. Each guide includes full code, usage instructions, and ideas for making it your own.
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Copy matching messages to a new mailbox
Copy subject-matching messages into a separate new MBOX file.
Email & messages
PythonBeginner
Count address domains in one saved email
Count domain occurrences across address-bearing headers.
Email & messages
PythonIntermediate
Count mailbox messages by UTC month
Count exported messages by their header date converted to UTC month.
Email & messages
PythonIntermediate
Count messages by sender address
Summarize how many exported messages come from each parsed sender address.
Email & messages
PythonBeginner
Create a local forward with the original attached
Prepare an unsent forward retaining the original email as an attachment.
Email & messages
PythonIntermediate
Create a quoted local reply draft
Create an unsent reply EML with a quoted plain-text excerpt and threading headers.
Email & messages
PythonIntermediate
Create an email copy without attachment parts
Write a separate EML copy with attachment-disposition child parts removed.
Email & messages
PythonBeginner
Create an unsent email from a body file
Build a UTF-8 plain-text EML draft from a local body file.
Email & messages
PythonBeginner
Describe a saved email's MIME tree
Export MIME nesting, content types, filenames, and parser defects.
Email & messages
PythonBeginner
Export all saved-email header occurrences
Export decoded headers while preserving order and repeated occurrences.
Email & messages
PythonIntermediate
Export mailbox messages as numbered EML files
Export each MBOX message into a safely numbered EML file with an index.
Email & messages
PythonBeginner
Extract a normalized conversation subject
Remove repeated English reply/forward prefixes for subject comparison.
Email & messages
PythonBeginner
Extract a saved email's plain-text body
Save only the preferred plain-text body from an EML file.
Email & messages
PythonBeginner
Extract address headers into structured records
Separate display names and addresses from sender and recipient headers.
Email & messages
PythonBeginner
Extract attachments using safe numbered filenames
Copy attachments into a new directory without trusting attachment paths.
Email & messages
PythonIntermediate
Find duplicate message-identity candidates
Report repeated Message-IDs, falling back to a serialized-content digest when missing.
Email & messages
PythonIntermediate
Group mailbox messages through reference identifiers
Group exported messages connected through Message-ID and reply-reference headers.
Email & messages
PythonIntermediate
Index a local mailbox export
Create a lightweight numbered index of local MBOX messages.
Email & messages
PythonBeginner
Inspect message-thread identifiers
Extract Message-ID, In-Reply-To, and References identifiers.
Email & messages
PythonIntermediate
Inventory attachments across a mailbox
List attachment metadata and content digests throughout an MBOX export.
Email & messages
PythonBeginner
Inventory one email's attachments
List attachment names, MIME types, decoded sizes, and dispositions.
Email & messages
PythonBeginner
Mask address headers in an email copy
Mask display names and local address parts in common email headers.
Email & messages
PythonBeginner
Prepare a local email draft with one attachment
Create an unsent MIME draft containing one explicitly selected local file.
Email & messages
PythonBeginner
Summarize a saved email
Save a compact header, plain-text length, and attachment summary.
Email & messages