Python生成pdf文件的方法

#!/usr/bin/python
from reportlab.pdfgen import canvas
def hello():
 c = canvas.Canvas("helloworld.pdf")
 c.drawString(100,100,"Hello,World")
 c.showPage()
 c.save()
hello()

#!/usr/bin/env python
import subprocess
import datetime
from reportlab.pdfgen import canvas
from reportlab.lib.units import inch
def disk_report():
 p = subprocess.Popen("df -h", shell=True, stdout=subprocess.PIPE)
# print p.stdout.readlines()
 return p.stdout.readlines()
def create_pdf(input, output="disk_report.pdf"):
 now = datetime.datetime.today()
 date = now.strftime("%h %d %Y %H:%M:%S")
 c = canvas.Canvas(output)
 textobject = c.beginText()
 textobject.setTextOrigin(inch, 11*inch)
 textobject.textLines('''Disk Capcity Report: %s''' %date)
 for line in input:
 textobject.textLine(line.strip())
 c.drawText(textobject)
 c.showPage()
 c.save()
report = disk_report()
create_pdf(report)