petya
75601988c2
- Cover, TOC, 5 dividers, 3 recap slides - 5 sections (chains, langgraph, deepagents, openswe, ecosystem) - design-system.js with theme tokens + 9 helper functions - research/: timeline + sources + per-tech notes - final-compile.js + merge.js for rebuild pipeline - output/: langchain-evolution.pptx (2.3 MB) + langchain-evolution.pdf (1.1 MB) + 7 sample previews
90 lines
3.6 KiB
JavaScript
90 lines
3.6 KiB
JavaScript
// Slide 24: 1.0 vs 0.3 -- breaking changes and what is new
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// Content slide: side-by-side comparison of what changed in v1.0.
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const ds = require('./design-system');
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function createSlide(pres, theme) {
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const slide = pres.addSlide();
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ds.helpers.slideBase(slide, pres, theme);
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ds.helpers.addHeader(slide, pres, theme, {
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eyebrow: 'STAGE 1: CHAINS',
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section: 'Версии',
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title: 'Что нового в 1.0 vs 0.3',
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sectionNumber: 1,
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});
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// Two columns: OLD (0.x) vs NEW (1.0)
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const colW = 4.35;
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const colH = 3.3;
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const colY = 1.5;
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const leftX = 0.5;
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const rightX = 5.15;
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// OLD column
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slide.addShape(pres.ShapeType.roundRect, {
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x: leftX, y: colY, w: colW, h: colH,
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fill: { color: theme.palette.state.dangerBg },
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line: { color: theme.palette.state.danger, width: 1 },
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rectRadius: 0.1,
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});
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slide.addText('0.x (legacy)', {
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x: leftX + 0.2, y: colY + 0.15, w: colW - 0.3, h: 0.4,
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fontFace: ds.helpers.withFallback(theme.fonts.ui),
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fontSize: 18, bold: true,
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color: theme.palette.state.danger,
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valign: 'middle', margin: 0,
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});
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const oldItems = [
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'create_react_agent / create_openai_functions_agent / create_structured_chat_agent',
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'LLMChain, RetrievalQA, ConversationalRetrievalQA',
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'ChatOpenAI / ChatAnthropic / ChatGoogleGenerativeAI отдельно',
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'Кастомные callbacks для HITL и PII',
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'Verbose LLMChain с ручным manage_prompts',
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].map((t) => ({ text: '- ' + t + '\n', options: { fontFace: ds.helpers.withFallback(theme.fonts.ui), fontSize: 12, color: theme.palette.text.primary } }));
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slide.addText(oldItems, {
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x: leftX + 0.2, y: colY + 0.6, w: colW - 0.3, h: colH - 0.7,
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valign: 'top', paraSpaceAfter: 6, margin: 0,
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});
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// NEW column
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slide.addShape(pres.ShapeType.roundRect, {
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x: rightX, y: colY, w: colW, h: colH,
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fill: { color: theme.palette.state.successBg },
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line: { color: theme.palette.state.success, width: 1 },
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rectRadius: 0.1,
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});
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slide.addText('1.0 (current)', {
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x: rightX + 0.2, y: colY + 0.15, w: colW - 0.3, h: 0.4,
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fontFace: ds.helpers.withFallback(theme.fonts.ui),
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fontSize: 18, bold: true,
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color: theme.palette.state.success,
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valign: 'middle', margin: 0,
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});
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const newItems = [
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'create_agent -- единая точка входа (построен на LangGraph)',
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'Middleware-система: HITL, PII, Summarization как first-class',
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'init_chat_model("<provider>:<model>") -- один инициализатор',
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'with_structured_output -- tool calling / provider-native JSON',
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'Семантическое версионирование: до 2.0 breaking changes не будет',
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'langchain-classic -- пакет для обратной совместимости legacy chains',
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].map((t) => ({ text: '+ ' + t + '\n', options: { fontFace: ds.helpers.withFallback(theme.fonts.ui), fontSize: 12, color: theme.palette.text.primary } }));
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slide.addText(newItems, {
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x: rightX + 0.2, y: colY + 0.6, w: colW - 0.3, h: colH - 0.7,
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valign: 'top', paraSpaceAfter: 6, margin: 0,
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});
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// Bottom callout: migration tip
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ds.helpers.addCallout(slide, pres, theme, {
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x: 0.5, y: 4.95, w: 9.0, h: 0.4,
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kind: 'info',
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text: 'Миграция: pip install langchain-classic -- legacy LLMChain/AgentExecutor работают, но новый код пишите на create_agent.',
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});
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ds.helpers.addSourceLine(slide, pres, theme, {
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source: 'docs.langchain.com/oss/python/releases/langchain-v1',
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});
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ds.helpers.addPageNumber(slide, pres, theme, 24);
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}
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module.exports = { createSlide }; |