dittoX 0.0.2

Engine for generating and executing dynamic code templates: fast, readable, and incredibly flexible.

🦜 Ditto

Tiny 🐍 Python templating + validation DSL.

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🚀 Quick Example

_ditto = Ditto()
Phrase = _ditto.phrase
Rule = _ditto.customrule

Rule("even", lambda x: x % 2 == 0)
say = Phrase("print({int,1:3,even})")

say(24)  # ✅ OK

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📋 Feature Table

🧩 Feature	✍ Syntax	✅ What It Does	📝 Example
Type check	{int}	Ensures argument is built-in type	{str}
Length rule 📏	{str,3:10}	Length must be between min:max	{list,1:5}
Ignore field	*	Skips that validation	{*,*,rule}
Custom rule 🔧	{int,*,even}	Runs registered rule	Rule("even", fn)
Arg count check	Auto	Args must match placeholders	—
Error override ⚠	failrule=	Custom error handler	Phrase(..., failrule=fn)
Executable template 🔥	exec()	Runs validated template	"print({int})"

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🧩 Placeholder Format

{type, min:max, custom_rule}

All fields optional. Use * to ignore.

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❌ Errors

Raises ValueError by default.

def handler(exc):
    print("⚠", exc)
    return False

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🔥 Security Warning

Uses eval() + exec() 💣 Never use with untrusted input.

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🧪 Experimental 🚫 Not production-safe 🛠 Built for DSL exploration