參考《Python基礎教程(第二版)》

選用reportlab，因為它很容易使用并且為pdf中的圖形和文檔生成提供了豐富的功能。

reportlab的安裝，參見：Win7，64位下Python3.5.2，安裝reportlab（whl文件）

安裝reportlab成功后，可以像下面這樣導入reportlab模塊：

>>> import reportlab>>> 

程序步驟：

·分析數據（數據以一系列元組的形式放入源代碼）；

·創建基于數據的pdf文件。

太陽黑子圖形程序（sunspots_roto.py）

from reportlab.lib import colorsfrom reportlab.graphics.shapes import *from reportlab.graphics import renderPDFdata = [#   year month PRedicted high low    (2007, 8, 113.2, 114.2, 112.2),    (2007, 9, 112.8, 115.8, 109.8),    (2007, 10, 111.0, 116.0, 106.0),    (2007, 11, 109.8, 116.8, 102.8),    (2007, 12, 107.3, 115.3, 99.3),    (2008, 1, 105.2, 114.2, 96.2),    (2008, 2, 104.1, 114.1, 94.1),    (2008, 3, 99.9, 110.9, 88.9),    (2008, 4, 94.8, 106.8, 82.8),    (2008, 5, 91.2, 104.2, 78.2),    ]drawing = Drawing(200, 150)pred = [row[2]-40 for row in data]high = [row[3]-40 for row in data]low = [row[4]-40 for row in data]times = [200*((row[0] + row[1]/12.0) - 2007)-110 for row in data]#drawing.add(PolyLine(zip(times, pred), strokeColor=colors.blue))   #Python2.x#drawing.add(PolyLine(zip(times, high), strokeColor=colors.red))#drawing.add(PolyLine(zip(times, low), strokeColor=colors.green))drawing.add(PolyLine(list(zip(times, pred)), strokeColor=colors.blue))#Python3.xdrawing.add(PolyLine(list(zip(times, high)), strokeColor=colors.red))drawing.add(PolyLine(list(zip(times, low)), strokeColor=colors.green))drawing.add(String(65, 115, 'Sunspots', fontSize=18, fillColor=colors.red))renderPDF.drawToFile(drawing, 'report1.pdf', 'Sunspots')
結果顯示如下：