"""
Compilation pipeline - transforms symbolic scores to MIDI.
The pipeline:
Arrangement YAML → Arrangement (in-memory)
→ PatternInstance (resolved params, diffable)
→ EventList (deterministic note events)
→ MIDI File
"""
# Import MIDI first (no circular dependencies)
from chuk_mcp_music.compiler.midi import (
DRUM_CHANNEL,
TICKS_PER_BEAT,
MidiEvent,
create_test_midi,
events_to_midi,
score_ir_to_midi,
)
def __getattr__(name: str):
"""Lazy imports for arranger to avoid circular dependencies."""
if name in ("ArrangementCompiler", "CompileResult", "compile_arrangement"):
from chuk_mcp_music.compiler.arranger import (
ArrangementCompiler,
CompileResult,
compile_arrangement,
)
return {
"ArrangementCompiler": ArrangementCompiler,
"CompileResult": CompileResult,
"compile_arrangement": compile_arrangement,
}[name]
raise AttributeError(f"module {__name__!r} has no attribute {name!r}")
__all__ = [
# Arranger (lazy loaded)
"ArrangementCompiler",
"CompileResult",
"compile_arrangement",
# MIDI
"DRUM_CHANNEL",
"TICKS_PER_BEAT",
"MidiEvent",
"create_test_midi",
"events_to_midi",
"score_ir_to_midi",
]
