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Update homepage + quickstart to rock example, match code to audio

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Both pages now show the same rock beat example in G major with
piano, saw lead, triangle bass. Code and audio are in sync.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Kenneth Reitz
2026-03-29 11:15:27 -04:00
parent a0756b3172
commit 7e9caac70b
4 changed files with 49 additions and 61 deletions
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docs/_static/audio/quickstart.wav
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docs/generate_audio.py
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@@ -419,25 +419,24 @@ def gen_legato_glide():
def gen_quickstart():
score = Score("4/4", bpm=140)
score.drums("bossa nova", repeats=4)
chords = score.part("chords", synth="sine", envelope="pad",
reverb=0.4, volume=0.3)
lead = score.part("lead", synth="saw", envelope="pluck",
lowpass=2000, lowpass_q=3.0, distortion=0.8,
legato=True, glide=0.03, volume=0.4)
bass = score.part("bass", synth="sine", lowpass=500)
key = Key("A", "minor")
for chord in key.progression("i", "iv", "V", "i"):
chords.add(chord, Duration.WHOLE)
chords.add(chord, Duration.WHOLE)
lead.arpeggio("Am", bars=2, pattern="updown", octaves=2)
lead.arpeggio("Dm", bars=2, pattern="updown", octaves=2)
lead.set(lowpass=5000, reverb=0.3)
lead.arpeggio("E7", bars=2, pattern="up", octaves=2)
lead.arpeggio("Am", bars=2, pattern="updown", octaves=2)
for n in ["A2", "E2", "A2", "C3"] * 4:
bass.add(n, Duration.QUARTER)
score = Score("4/4", bpm=120)
score.drums("rock", repeats=8, fill="rock", fill_every=4)
piano = score.part("piano", instrument="piano", reverb=0.3)
lead = score.part("lead", synth="saw", envelope="pluck", volume=0.4,
delay=0.2, reverb=0.2, lowpass=4000)
bass = score.part("bass", synth="triangle", lowpass=900)
for chord in Key("G", "major").progression("I", "V", "vi", "IV") * 2:
piano.add(chord, Duration.WHOLE)
lead.add("D5", 1).add("B4", 0.5).add("D5", 0.5)
lead.add("G5", 1).add("E5", 1)
lead.add("D5", 0.5).add("B4", 0.5).add("A4", 1)
lead.add("G4", 2).rest(2)
lead.add("D5", 1).add("B4", 0.5).add("D5", 0.5)
lead.add("G5", 1).add("A5", 1)
lead.add("G5", 0.5).add("E5", 0.5).add("D5", 1)
lead.add("B4", 2).rest(2)
for n in ["G2", "G2", "D2", "D2", "E2", "E2", "C2", "C2"] * 2:
bass.add(n, Duration.HALF)
render("quickstart", score)
docs/guide/quickstart.rst
+15 -33
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@@ -143,45 +143,27 @@ chords, melody, bass, each with their own synth and effects:
.. code-block:: python
from pytheory import Score, Pattern, Key, Duration, Chord
from pytheory import Score, Key, Duration
from pytheory.play import play_score
score = Score("4/4", bpm=140)
score.drums("bossa nova", repeats=4)
score = Score("4/4", bpm=120)
score.drums("rock", repeats=8, fill="rock", fill_every=4)
chords = score.part(
"chords",
synth="fm",
envelope="pad",
reverb=0.4,
)
lead = score.part(
"lead",
synth="saw",
envelope="pluck",
delay=0.3,
lowpass=3000,
humanize=0.2,
)
bass = score.part(
"bass",
synth="sine",
lowpass=500,
)
piano = score.part("piano", instrument="piano", reverb=0.3)
lead = score.part("lead", synth="saw", envelope="pluck",
delay=0.2, reverb=0.2, lowpass=4000)
bass = score.part("bass", synth="triangle", lowpass=900)
key = Key("A", "minor")
for chord in key.progression("i", "iv", "V", "i"):
chords.add(chord, Duration.WHOLE)
chords.add(chord, Duration.WHOLE)
for chord in Key("G", "major").progression("I", "V", "vi", "IV") * 2:
piano.add(chord, Duration.WHOLE)
lead.arpeggio("Am", bars=2, pattern="updown", octaves=2)
lead.arpeggio("Dm", bars=2, pattern="updown", octaves=2)
lead.set(lowpass=5000, reverb=0.3)
lead.arpeggio("E7", bars=2, pattern="up", octaves=2)
lead.arpeggio("Am", bars=2, pattern="updown", octaves=2)
lead.add("D5", 1).add("B4", 0.5).add("D5", 0.5)
lead.add("G5", 1).add("E5", 1)
lead.add("D5", 0.5).add("B4", 0.5).add("A4", 1)
lead.add("G4", 2).rest(2)
for n in ["A2", "E2", "A2", "C3"] * 4:
bass.add(n, Duration.QUARTER)
for n in ["G2", "G2", "D2", "D2", "E2", "E2", "C2", "C2"] * 2:
bass.add(n, Duration.HALF)
play_score(score)
docs/index.rst
+16 -9
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@@ -46,20 +46,27 @@ it through your speakers, export MIDI, finish in your DAW:
.. code-block:: python
from pytheory import Score, Pattern, Key, Duration, Chord
from pytheory import Score, Key, Duration
from pytheory.play import play_score
score = Score("4/4", bpm=140)
score.drums("bossa nova", repeats=4)
score = Score("4/4", bpm=120)
score.drums("rock", repeats=8, fill="rock", fill_every=4)
chords = score.part("chords", synth="fm", envelope="pad", reverb=0.4)
lead = score.part("lead", synth="saw", envelope="pluck", delay=0.3)
bass = score.part("bass", synth="sine", lowpass=500)
piano = score.part("piano", instrument="piano", reverb=0.3)
lead = score.part("lead", synth="saw", envelope="pluck",
delay=0.2, reverb=0.2, lowpass=4000)
bass = score.part("bass", synth="triangle", lowpass=900)
for chord in Key("A", "minor").progression("i", "iv", "V", "i"):
chords.add(chord, Duration.WHOLE)
for chord in Key("G", "major").progression("I", "V", "vi", "IV") * 2:
piano.add(chord, Duration.WHOLE)
lead.arpeggio("Am", bars=4, pattern="updown", octaves=2)
lead.add("D5", 1).add("B4", 0.5).add("D5", 0.5)
lead.add("G5", 1).add("E5", 1)
lead.add("D5", 0.5).add("B4", 0.5).add("A4", 1)
lead.add("G4", 2).rest(2)
for n in ["G2", "G2", "D2", "D2", "E2", "E2", "C2", "C2"] * 2:
bass.add(n, Duration.HALF)
play_score(score)