{ "schema": 1, "language": "en", "lang_code": "a", "dialect": "us", "voice": "af_river", "speed": 0.88, "sample_rate": 24000, "total_duration": 67.11, "media_sha256": "e6d4f7399556c39b4dadce424ee5e0dea6c462440419f80f9db8e6d63a78b815", "media_bytes": 424469, "render_fingerprint": "0ddacd61a7f4aed800484876e48623e2971f65b0676873f8de96bde5cf0533d8", "render_inputs": { "renderer": "render_all_voices-v4", "lesson": "01_pypi_github", "language": "en", "lang_code": "a", "dialect": "us", "voice": "af_river", "speed": 0.88, "scenes": [ { "narration": "Before installing spaCR, choose the official source. PyPI provides the released Python package, GitHub provides source code and desktop installers, and conda-forge will become an option once its package is published.", "speech_text": [ "Before installing spacer, choose the official source.", "pie-P-I provides the released Python package, [GitHub](/ɡˈɪthˌʌb/) provides source code and desktop installers, and [conda-forge](/kˈɑndə fˌɔɹʤ/) will become an option once its package is published." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "On PyPI, the release header shows the current stable version and the pip install spacr command.", "speech_text": [ "On pie-P-I, the release header shows the current stable version and the pip install spacer command." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "The Project links section opens the documentation, homepage, issue tracker, and source repository.", "speech_text": [ "The Project links section opens the documentation, homepage, issue tracker, and source repository." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "On GitHub, use the branch selector to choose the source line. Main is the released line; nightly contains newer work still being tested.", "speech_text": [ "On [GitHub](/ɡˈɪthˌʌb/), use the branch selector to choose the source line.", "Main is the released line; nightly contains newer work still being tested." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "In a GitHub Release, expand Assets to download the Windows, macOS, or Linux installer, the Python package files, or the checksum list.", "speech_text": [ "In a [GitHub](/ɡˈɪthˌʌb/) Release, expand Assets to download the Windows, [macOS](/mˈækOˌɛs/), or Linux installer, the Python package files, or the checksum list." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Conda-forge does not publish spaCR yet. Today, create a Conda environment and install spaCR from PyPI; use the conda-forge channel only after the package is published.", "speech_text": [ "[Conda-forge](/kˈɑndə fˌɔɹʤ/) does not publish spacer yet.", "Today, create a [Conda](/kˈɑndə/) environment and install spacer from pie-P-I; use the [conda-forge](/kˈɑndə fˌɔɹʤ/) channel only after the package is published." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Use PyPI or pip for a Python environment, GitHub Releases for a desktop installer, and nightly only when you need unreleased work. Next, choose the installation tutorial for your route.", "speech_text": [ "Use pie-P-I or pip for a Python environment, [GitHub](/ɡˈɪthˌʌb/) Releases for a desktop installer, and nightly only when you need unreleased work.", "Next, choose the installation tutorial for your route." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 } ], "assembly": { "version": "2026-08-11-natural-sentences-v1", "sample_rate": 24000, "lead_silence_seconds": 0.1, "tail_silence_seconds": 0.18, "sentence_pause_seconds": 0.12, "scene_hold_min_seconds": 0.32, "scene_hold_max_seconds": 0.52, "default_scene_hold_seconds": 0.42, "vad_frame_seconds": 0.005, "vad_peak_ratio": 0.002, "vad_absolute_floor": 2e-05 }, "cadence_profile": { "version": "2026-08-11-af-heart-scene-cadence-v6", "sha256": "4d728d67e73eea7e6203878879992f9050ae4a2677d717efdd68545104eb7812", "bytes": 23008, "enabled": false, "targets": { "slow_wpm": 125.0, "fast_wpm": 145.0, "calibration_wpm": 150.0 }, "safe_multiplier_bounds": { "minimum": 0.68, "maximum": 1.18 } }, "mastering": { "filters": [ "loudnorm=I=-16:TP=-3:LRA=11", "loudnorm=I=-16:TP=-5:LRA=11,alimiter=limit=0.7:attack=5:release=50:level=disabled", "loudnorm=I=-16:TP=-5:LRA=11,alimiter=limit=0.5:attack=5:release=50:level=disabled" ], "codec": "aac", "bitrate": "48k", "channels": 1, "maximum_decoded_true_peak_dbfs": -1.0 }, "pronunciation": { "role": "pronunciation_profile", "version": "2026-08-11-en-natural-v6", "sha256": "1fbaa615cfa904094bdef5cba963539f0e8bec5927192a76b0d503e90c4bb83e", "bytes": 13263 }, "synthesis_runtime": { "model": { "repository": "hexgrad/Kokoro-82M", "snapshot": "f3ff3571791e39611d31c381e3a41a3af07b4987", "config": { "role": "kokoro_config", "name": "14a726edd3718279eac426630879ff743955b16a", "bytes": 2351, "sha256": "5abb01e2403b072bf03d04fde160443e209d7a0dad49a423be15196b9b43c17f" }, "weights": { "role": "kokoro_weights", "name": "496dba118d1a58f5f3db2efc88dbdc216e0483fc89fe6e47ee1f2c53f18ad1e4", "bytes": 327212226, "sha256": "496dba118d1a58f5f3db2efc88dbdc216e0483fc89fe6e47ee1f2c53f18ad1e4" } }, "voice_pack": { "role": "kokoro_voice_pack", "name": "e149459bd9c084416b74756b9bd3418256a8b839088abb07d463730c369dab8f", "bytes": 523425, "sha256": "e149459bd9c084416b74756b9bd3418256a8b839088abb07d463730c369dab8f", "tensor_sha256": "00a2bcf82b1d86e8f19902ede58c65ccf6c0e43b44b7d74fad54e5d8933c9c30", "loaded_tensor_sha256": "00a2bcf82b1d86e8f19902ede58c65ccf6c0e43b44b7d74fad54e5d8933c9c30" }, "software": { "kokoro": "0.9.4", "misaki": "0.9.4", "torch": "2.6.0", "soundfile": "0.14.0", "python": "3.12.4", "implementation": "cpython" }, "inference": { "device": "cuda" }, "mastering_tool": { "version": "ffmpeg version 6.1.1-3ubuntu5+esm10 Copyright (c) 2000-2023 the FFmpeg developers", "version_output_sha256": "92dfb2468e6f5f06919b5433c0f14459ac19b81b1bc2d9fdceb83c6ad42e37b5", "executable": { "role": "ffmpeg_executable", "name": "ffmpeg", "bytes": 342488, "sha256": "ad63ef3f2f18fa92e89f0ec2bde6941e81f83724c8d265414cb659c28077392d" } } } }, "scenes": [ { "scene": 1, "speech_start": 0.0, "speech_end": 12.925, "scene_end": 13.445, "duration": 13.445, "text": "Before installing spaCR, choose the official source. PyPI provides the released Python package, GitHub provides source code and desktop installers, and conda-forge will become an option once its package is published.", "speech_text": "Before installing spacer, choose the official source. pie-P-I provides the released Python package, [GitHub](/ɡˈɪthˌʌb/) provides source code and desktop installers, and [conda-forge](/kˈɑndə fˌɔɹʤ/) will become an option once its package is published.", "phonemes": "bəfˈɔɹ ɪnstˈɔlɪŋ spˈAsəɹ, ʧˈuz ði əfˈɪʃᵊl sˈɔɹs. pˈIpˈiˌI pɹəvˈIdz ðə ɹəlˈist pˈIθˌɑn pˈækɪʤ, ɡˈɪthˌʌb pɹəvˈIdz sˈɔɹs kˈOd ænd dˈɛsktˌɑp ɪnstˈɔləɹz, ænd kˈɑndə fˌɔɹʤ wɪl bəkˈʌm ɐn ˈɑpʃən wˈʌns ɪts pˈækɪʤ ɪz pˈʌblɪʃt.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 0.0, "speech_end": 3.17, "audible_start": 0.1, "audible_end": 2.99, "duration": 3.17, "gap_from_previous": null, "trimmed_lead": 0.14, "trimmed_tail": 0.415, "text": "Before installing spaCR, choose the official source.", "speech_text": "Before installing spacer, choose the official source.", "phonemes": "bəfˈɔɹ ɪnstˈɔlɪŋ spˈAsəɹ, ʧˈuz ði əfˈɪʃᵊl sˈɔɹs." }, { "sentence": 2, "speech_start": 3.29, "speech_end": 12.925, "audible_start": 3.39, "audible_end": 12.745, "duration": 9.635, "gap_from_previous": 0.4, "trimmed_lead": 0.175, "trimmed_tail": 0.39, "text": "PyPI provides the released Python package, GitHub provides source code and desktop installers, and conda-forge will become an option once its package is published.", "speech_text": "pie-P-I provides the released Python package, [GitHub](/ɡˈɪthˌʌb/) provides source code and desktop installers, and [conda-forge](/kˈɑndə fˌɔɹʤ/) will become an option once its package is published.", "phonemes": "pˈIpˈiˌI pɹəvˈIdz ðə ɹəlˈist pˈIθˌɑn pˈækɪʤ, ɡˈɪthˌʌb pɹəvˈIdz sˈɔɹs kˈOd ænd dˈɛsktˌɑp ɪnstˈɔləɹz, ænd kˈɑndə fˌɔɹʤ wɪl bəkˈʌm ɐn ˈɑpʃən wˈʌns ɪts pˈækɪʤ ɪz pˈʌblɪʃt." } ] }, { "scene": 2, "speech_start": 13.445, "speech_end": 19.2, "scene_end": 19.72, "duration": 6.274999999999999, "text": "On PyPI, the release header shows the current stable version and the pip install spacr command.", "speech_text": "On pie-P-I, the release header shows the current stable version and the pip install spacer command.", "phonemes": "ˌɔn pˈIpˌiˈI, ðə ɹəlˈis hˈɛdəɹ ʃˈOz ðə kˈɜɹənt stˈAbᵊl vˈɜɹʒən ænd ðə pˈɪp ɪnstˈɔl spˈAsəɹ kəmˈænd.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 13.445, "speech_end": 19.2, "audible_start": 13.545, "audible_end": 19.02, "duration": 5.755, "gap_from_previous": null, "trimmed_lead": 0.18, "trimmed_tail": 0.44, "text": "On PyPI, the release header shows the current stable version and the pip install spacr command.", "speech_text": "On pie-P-I, the release header shows the current stable version and the pip install spacer command.", "phonemes": "ˌɔn pˈIpˌiˈI, ðə ɹəlˈis hˈɛdəɹ ʃˈOz ðə kˈɜɹənt stˈAbᵊl vˈɜɹʒən ænd ðə pˈɪp ɪnstˈɔl spˈAsəɹ kəmˈænd." } ] }, { "scene": 3, "speech_start": 19.72, "speech_end": 25.729999999999997, "scene_end": 26.249999999999996, "duration": 6.529999999999998, "text": "The Project links section opens the documentation, homepage, issue tracker, and source repository.", "speech_text": "The Project links section opens the documentation, homepage, issue tracker, and source repository.", "phonemes": "ðə pɹˈɑʤˌɛkt lˈɪŋks sˈɛkʃən ˈOpᵊnz ðə dˌɑkjəməntˈAʃən, hˈOmpˌAʤ, ˈɪʃu tɹˈækəɹ, ænd sˈɔɹs ɹəpˈɑzətˌɔɹi.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 19.72, "speech_end": 25.729999999999997, "audible_start": 19.82, "audible_end": 25.549999999999997, "duration": 6.01, "gap_from_previous": null, "trimmed_lead": 0.155, "trimmed_tail": 0.46, "text": "The Project links section opens the documentation, homepage, issue tracker, and source repository.", "speech_text": "The Project links section opens the documentation, homepage, issue tracker, and source repository.", "phonemes": "ðə pɹˈɑʤˌɛkt lˈɪŋks sˈɛkʃən ˈOpᵊnz ðə dˌɑkjəməntˈAʃən, hˈOmpˌAʤ, ˈɪʃu tɹˈækəɹ, ænd sˈɔɹs ɹəpˈɑzətˌɔɹi." } ] }, { "scene": 4, "speech_start": 26.249999999999996, "speech_end": 34.58, "scene_end": 35.1, "duration": 8.850000000000005, "text": "On GitHub, use the branch selector to choose the source line. Main is the released line; nightly contains newer work still being tested.", "speech_text": "On [GitHub](/ɡˈɪthˌʌb/), use the branch selector to choose the source line. Main is the released line; nightly contains newer work still being tested.", "phonemes": "ˌɔn ɡˈɪthˌʌb, jˈuz ðə bɹˈænʧ səlˈɛktəɹ tə ʧˈuz ðə sˈɔɹs lˈIn. mˈAn ɪz ðə ɹəlˈist lˈIn; nˈItli kəntˈAnz nˈuəɹ wˈɜɹk stˈɪl bˈiɪŋ tˈɛstᵻd.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 26.249999999999996, "speech_end": 29.959999999999997, "audible_start": 26.349999999999998, "audible_end": 29.779999999999998, "duration": 3.71, "gap_from_previous": null, "trimmed_lead": 0.15, "trimmed_tail": 0.415, "text": "On GitHub, use the branch selector to choose the source line.", "speech_text": "On [GitHub](/ɡˈɪthˌʌb/), use the branch selector to choose the source line.", "phonemes": "ˌɔn ɡˈɪthˌʌb, jˈuz ðə bɹˈænʧ səlˈɛktəɹ tə ʧˈuz ðə sˈɔɹs lˈIn." }, { "sentence": 2, "speech_start": 30.08, "speech_end": 34.58, "audible_start": 30.179999999999996, "audible_end": 34.4, "duration": 4.5, "gap_from_previous": 0.4, "trimmed_lead": 0.15, "trimmed_tail": 0.425, "text": "Main is the released line; nightly contains newer work still being tested.", "speech_text": "Main is the released line; nightly contains newer work still being tested.", "phonemes": "mˈAn ɪz ðə ɹəlˈist lˈIn; nˈItli kəntˈAnz nˈuəɹ wˈɜɹk stˈɪl bˈiɪŋ tˈɛstᵻd." } ] }, { "scene": 5, "speech_start": 35.1, "speech_end": 43.22, "scene_end": 43.74, "duration": 8.64, "text": "In a GitHub Release, expand Assets to download the Windows, macOS, or Linux installer, the Python package files, or the checksum list.", "speech_text": "In a [GitHub](/ɡˈɪthˌʌb/) Release, expand Assets to download the Windows, [macOS](/mˈækOˌɛs/), or Linux installer, the Python package files, or the checksum list.", "phonemes": "ɪn ɐ ɡˈɪthˌʌb ɹəlˈis, ɪkspˈænd ˈæsˌɛts tə dˈWnlˌOd ðə wˈɪndOz, mˈækOˌɛs, ɔɹ lˈɪnəks ɪnstˈɔləɹ, ðə pˈIθˌɑn pˈækɪʤ fˈIlz, ɔɹ ðə ʧˈɛksˌʌm lˈɪst.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 35.1, "speech_end": 43.22, "audible_start": 35.2, "audible_end": 43.04, "duration": 8.12, "gap_from_previous": null, "trimmed_lead": 0.18, "trimmed_tail": 0.4, "text": "In a GitHub Release, expand Assets to download the Windows, macOS, or Linux installer, the Python package files, or the checksum list.", "speech_text": "In a [GitHub](/ɡˈɪthˌʌb/) Release, expand Assets to download the Windows, [macOS](/mˈækOˌɛs/), or Linux installer, the Python package files, or the checksum list.", "phonemes": "ɪn ɐ ɡˈɪthˌʌb ɹəlˈis, ɪkspˈænd ˈæsˌɛts tə dˈWnlˌOd ðə wˈɪndOz, mˈækOˌɛs, ɔɹ lˈɪnəks ɪnstˈɔləɹ, ðə pˈIθˌɑn pˈækɪʤ fˈIlz, ɔɹ ðə ʧˈɛksˌʌm lˈɪst." } ] }, { "scene": 6, "speech_start": 43.74, "speech_end": 54.525000000000006, "scene_end": 55.04500000000001, "duration": 11.305000000000007, "text": "Conda-forge does not publish spaCR yet. Today, create a Conda environment and install spaCR from PyPI; use the conda-forge channel only after the package is published.", "speech_text": "[Conda-forge](/kˈɑndə fˌɔɹʤ/) does not publish spacer yet. Today, create a [Conda](/kˈɑndə/) environment and install spacer from pie-P-I; use the [conda-forge](/kˈɑndə fˌɔɹʤ/) channel only after the package is published.", "phonemes": "kˈɑndə fˌɔɹʤ dˈʌz nˌɑt pˈʌblɪʃ spˈAsəɹ jˈɛt. tədˈA, kɹiˈAt ɐ kˈɑndə ənvˈIɹənmᵊnt ænd ɪnstˈɔl spˈAsəɹ fɹʌm pˈIpˌiˈI; jˈuz ðə kˈɑndə fˌɔɹʤ ʧˈænᵊl ˈOnli ˈæftəɹ ðə pˈækɪʤ ɪz pˈʌblɪʃt.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 43.74, "speech_end": 46.535000000000004, "audible_start": 43.84, "audible_end": 46.355000000000004, "duration": 2.795, "gap_from_previous": null, "trimmed_lead": 0.13, "trimmed_tail": 0.375, "text": "Conda-forge does not publish spaCR yet.", "speech_text": "[Conda-forge](/kˈɑndə fˌɔɹʤ/) does not publish spacer yet.", "phonemes": "kˈɑndə fˌɔɹʤ dˈʌz nˌɑt pˈʌblɪʃ spˈAsəɹ jˈɛt." }, { "sentence": 2, "speech_start": 46.655, "speech_end": 54.525000000000006, "audible_start": 46.755, "audible_end": 54.345, "duration": 7.87, "gap_from_previous": 0.4, "trimmed_lead": 0.195, "trimmed_tail": 0.385, "text": "Today, create a Conda environment and install spaCR from PyPI; use the conda-forge channel only after the package is published.", "speech_text": "Today, create a [Conda](/kˈɑndə/) environment and install spacer from pie-P-I; use the [conda-forge](/kˈɑndə fˌɔɹʤ/) channel only after the package is published.", "phonemes": "tədˈA, kɹiˈAt ɐ kˈɑndə ənvˈIɹənmᵊnt ænd ɪnstˈɔl spˈAsəɹ fɹʌm pˈIpˌiˈI; jˈuz ðə kˈɑndə fˌɔɹʤ ʧˈænᵊl ˈOnli ˈæftəɹ ðə pˈækɪʤ ɪz pˈʌblɪʃt." } ] }, { "scene": 7, "speech_start": 55.04500000000001, "speech_end": 66.59, "scene_end": 67.11, "duration": 12.06499999999999, "text": "Use PyPI or pip for a Python environment, GitHub Releases for a desktop installer, and nightly only when you need unreleased work. Next, choose the installation tutorial for your route.", "speech_text": "Use pie-P-I or pip for a Python environment, [GitHub](/ɡˈɪthˌʌb/) Releases for a desktop installer, and nightly only when you need unreleased work. Next, choose the installation tutorial for your route.", "phonemes": "jˈuz pˈIpˈiˌI ɔɹ pˈɪp fɔɹ ɐ pˈIθˌɑn ənvˈIɹənmᵊnt, ɡˈɪthˌʌb ɹəlˈisᵻz fɔɹ ɐ dˈɛsktˌɑp ɪnstˈɔləɹ, ænd nˈItli ˈOnli wˌɛn ju nˈid ˌʌnɹəlˈist wˈɜɹk. nˈɛkst, ʧˈuz ði ˌɪnztəlˈAʃən tutˈɔɹiəl fɔɹ jʊɹ ɹˈut.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 55.04500000000001, "speech_end": 63.18000000000001, "audible_start": 55.14500000000001, "audible_end": 63.00000000000001, "duration": 8.135, "gap_from_previous": null, "trimmed_lead": 0.16, "trimmed_tail": 0.38, "text": "Use PyPI or pip for a Python environment, GitHub Releases for a desktop installer, and nightly only when you need unreleased work.", "speech_text": "Use pie-P-I or pip for a Python environment, [GitHub](/ɡˈɪthˌʌb/) Releases for a desktop installer, and nightly only when you need unreleased work.", "phonemes": "jˈuz pˈIpˈiˌI ɔɹ pˈɪp fɔɹ ɐ pˈIθˌɑn ənvˈIɹənmᵊnt, ɡˈɪthˌʌb ɹəlˈisᵻz fɔɹ ɐ dˈɛsktˌɑp ɪnstˈɔləɹ, ænd nˈItli ˈOnli wˌɛn ju nˈid ˌʌnɹəlˈist wˈɜɹk." }, { "sentence": 2, "speech_start": 63.30000000000001, "speech_end": 66.59, "audible_start": 63.400000000000006, "audible_end": 66.41000000000001, "duration": 3.29, "gap_from_previous": 0.4, "trimmed_lead": 0.145, "trimmed_tail": 0.415, "text": "Next, choose the installation tutorial for your route.", "speech_text": "Next, choose the installation tutorial for your route.", "phonemes": "nˈɛkst, ʧˈuz ði ˌɪnztəlˈAʃən tutˈɔɹiəl fɔɹ jʊɹ ɹˈut." } ] } ] }