instrParseBody

csoundengine.csoundlib.instrParseBody(body)

Parses the body of an instrument, returns pfields used, output channels, etc.

Parameters:

body (str) – the body of the instr (between instr/endin)

Return type:

ParsedInstrBody

Returns:

a ParsedInstrBody

Example

>>> from csoundengine import csoundlib
>>> body = r'''
... pset 0, 0, 0, 1, 1000
... ibus = p4
... kfreq = p5
... a0 = busin(ibus)
... a1 = oscili:a(0.5, kfreq) * a0
... outch 1, a1
... '''
>>> csoundlib.instrParseBody(body)
ParsedInstrBody(pfieldsIndexToName={4: 'ibus', 5: 'kfreq'},
                pfieldLines=['ibus = p4', ['kfreq = p5'],
                body='\na0 = busin(ibus)\n
                  a1 = oscili:a(0.5, kfreq) * a0\noutch 1, a1',
                pfieldsDefaults={1: 0.0, 2: 0.0, 3: 0.0, 4: 1.0, 5: 1000.0},
                pfieldsUsed={4, 5},
                outChannels={1},
                pfieldsNameToIndex={'ibus': 4, 'kfreq': 5})