reportlab

问题 this is a bit related to this post I am trying to place an image on the background, and I want to be able to write text over it. using canvas.drawImage helps, but that's too low level approach for me. My program uses platypus, but canvas.drawImage is part of different library. I've been able to insert images with platypus.Image , but couldn't figure out how to make it as background. Any advice would be great, Thanks D 回答1: When you create a page template in Platypus you have the ability to

问题 Using Django 1.4 / Python 2.7 / reportlab (open source version) to generate pdf. Things have worked really great up until now. Previously pdf generation (as in http requested returned/downloaded generated pdf file) was on Django 1.3 and not open for public. Have upgraded and made feature free on many pages and now starting to have problems. I get 'random' problems (as in I see there are exceptions once in a while in logs) but I have never been able to reproduce problems myself (things works

问题 I saved some plots from matplotlib into a pdf format because it seems to offer a better quality. How do I include the PDF image into a PDF document using ReportLab? The convenience method Image(filepath) does not work for this format. Thank you. 回答1: According to ReportLab's FAQ this is only possible with ReportLab PLUS: Can I use vector graphics in my PDFs? No, the Open Source package doesn't do this. PageCatcher (see the previous answer) allows you to easily incorporate any vector image by

问题 I am merging one PDf to Other to other PDF, it is working fine, but Bookmark is missing in final PDF. Following is PDF generation code: #- Create One Page PDF with some text from reportlab.pdfgen import canvas as canx c = canx.Canvas('transparent.pdf') c.setStrokeColor((1, 0, 0)) transparentwhite = canx.Color(255, 255, 255, alpha = 0.0) c.setFillColor(transparentwhite) t = c.beginText() t.setTextRenderMode(2) c._code.append(t.getCode()) c.setFont('Helvetica', 48) c.saveState() c.translate(100

问题 I want to render a reportlab barchart in a django template. This django documentation gives excellent instructions for implementing the reportlab-chart generation within a django view, and this stackoverflow post recommends putting the chart object directly in an HttpReponse: binaryStuff = chart.asString('gif') return HttpResponse(binaryStuff, 'image/gif') How can I insert the binaryStuff into a django template? Eg: #views.py def barChart(request, word_id): from charts import BarChartDrawing

问题 I have created a form with some radio buttons, following the examples from Creating Interactive PDF Forms in ReportLab with Python Here is code example esp. for radios: simple_radios.py from reportlab.pdfgen import canvas from reportlab.pdfbase import pdfform from reportlab.lib.colors import magenta, pink, blue, green def create_simple_radios(): c = canvas.Canvas('simple_radios.pdf') c.setFont("Courier", 20) c.drawCentredString(300, 700, 'Radio demo') c.setFont("Courier", 14) form = c

问题 I am having trouble understanding the coordinate system for ReportLab table styles. According to their documentation: The first element of each command is its identifier, the second and third arguments determine the cell coordinates of the box of cells which are affected with negative coordinates counting backwards from the limit values as in Python indexing. The coordinates are given as (column, row) which follows the spreadsheet 'A1' model, but not the more natural (for mathematicians) 'RC'

问题 I have a pdf file and i want to replace some text in pdf file and generate new pdf. How can i do that in python? I have tried reportlab , reportlab does not have any fucntion to search text and replace it. What other module can i use? 回答1: You can try Aspose.PDF Cloud SDK for Python, Aspose.PDF Cloud is a REST API PDF Processing solution. It is paid API and its free package plan provides 50 credits per month. I'm developer evangelist at Aspose. import os import asposepdfcloud from

问题 use ubuntu virtualenv. I try to install reportlab the command is pip install reportlab in this directory (company2)stefano@stefano-X550EP:~/htdocs/company2$ the error is error: command 'x86_64-linux-gnu-gcc' failed with exit status 1 actually the pip list is: argparse (1.2.1) Django (1.7.7) html5lib (0.999) pip (1.5.4) pisa (3.0.33) PyPDF2 (1.24) setuptools (2.2) wsgiref (0.1.2) xhtml2pdf (0.0.6) I need reportlab to use xhtml2pdf because now the django project gives me this error: No module

问题 I am trying to convert a html document that I have created into a pdf using report lab. The html document is below. I am unsure on how to do this and I have looked online and cant seem to find a solution for this. html document <!doctype html> <html lang="en"> <head> <meta charset="utf-8"> <title>Convert to Pdf</title> </head> <body> <h2>Convert to pdf</h2> <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Donec at tempus massa. Quisque congue dui venenatis rutrum imperdiet. Nulla