一句话概括本文：
灵感来自于5.15锤子鸟巢发布会上老罗用闪念胶囊一键生成了32张PPT，
原理利用Python-pptx库，通过编写模板的方式自动生成批量PPT！
引言：
image
import pptx
import config as c
import tools as t
from pptx import Presentation
from pptx.dml.color import RGBColor
from pptx.util import Inches, Pt
from pptx.enum.text import MSO_VERTICAL_ANCHOR, PP_PARAGRAPH_ALIGNMENT
import os
rules_path = os.path.join(c.res_documents, 'ppt_rules.txt')
ppt_bg_path = os.path.join(c.res_pictures, 'ppt_bg.png')
laoluo_bg_path = os.path.join(c.res_pictures, 'laoluo.jpg')
last_bg_path = os.path.join(c.res_pictures, 'last.png')
story_bg_path = os.path.join(c.res_pictures, 'story.png')
ppt_file_name = os.path.join(c.outputs_documents_path, 'result.pptx')
# 厘米转英寸
def cm_to_in(cm):
return Inches(cm / 2.54)
# 判断课件是否存在，不存在的新建一个空白
def ppt_existed(ppt_name):
if not os.path.exists(ppt_name):
prs = Presentation()
prs.slide_height = cm_to_in(14.35)
prs.slide_width = cm_to_in(25.5)
prs.save(ppt_name)
# 模板1：只有一张图片
def model_1(prs, pic_path):
slide = prs.slides.add_slide(prs.slide_layouts[6])
slide.shapes.add_picture(pic_path, cm_to_in(0), cm_to_in(0), cm_to_in(25.4), cm_to_in(14.288))
# 模板2：只有一个标题
def model_2(prs, title):
slide = prs.slides.add_slide(prs.slide_layouts[6])
slide.shapes.add_picture(ppt_bg_path, cm_to_in(0), cm_to_in(0), cm_to_in(25.4), cm_to_in(14.288))
title_box = slide.shapes.add_textbox(cm_to_in(3.89), cm_to_in(5.35), cm_to_in(17.61), cm_to_in(3.59))
paragraph = title_box.text_frame.add_paragraph()
paragraph.text = title
paragraph.vertical_anchor = MSO_VERTICAL_ANCHOR.MIDDLE
paragraph.alignment = PP_PARAGRAPH_ALIGNMENT.CENTER
paragraph.font.size = Pt(60)
paragraph.font.name = '微软雅黑'
paragraph.font.color.rgb = RGBColor(255, 255, 255)
# 模板3：有字，有图片
def model_3(prs, title, pic_path):
slide = prs.slides.add_slide(prs.slide_layouts[6])
slide.shapes.add_picture(ppt_bg_path, cm_to_in(0), cm_to_in(0), cm_to_in(25.4), cm_to_in(14.288))
img = slide.shapes.add_picture(pic_path, cm_to_in(0), cm_to_in(0), height=cm_to_in(11.72))
img.left = int(prs.slide_width / 2 + (prs.slide_width / 2 - img.width) / 2)
img.top = int((prs.slide_height - img.height) / 2)
title_box = slide.shapes.add_textbox(cm_to_in(2), cm_to_in(5.35), int(prs.slide_width / 3), cm_to_in(3.59))
paragraph = title_box.text_frame.add_paragraph()
paragraph.text = title
paragraph.font.size = Pt(44)
paragraph.font.name = '微软雅黑'
paragraph.font.color.rgb = RGBColor(255, 255, 255)
# 模板4：两行文字，一大一小
def model_4(prs, title, content):
slide = prs.slides.add_slide(prs.slide_layouts[6])
slide.shapes.add_picture(ppt_bg_path, cm_to_in(0), cm_to_in(0), cm_to_in(25.4), cm_to_in(14.288))
# 一级标题
title_box_1 = slide.shapes.add_textbox(cm_to_in(1.27), cm_to_in(2.04), cm_to_in(22.86), cm_to_in(3.18))
paragraph_1 = title_box_1.text_frame.add_paragraph()
paragraph_1.text = title
paragraph_1.vertical_anchor = MSO_VERTICAL_ANCHOR.MIDDLE
paragraph_1.alignment = PP_PARAGRAPH_ALIGNMENT.CENTER
paragraph_1.font.size = Pt(44)
paragraph_1.font.name = '微软雅黑'
paragraph_1.font.color.rgb = RGBColor(255, 255, 255)
# 二级标题
title_box_2 = slide.shapes.add_textbox(cm_to_in(7.46), cm_to_in(6.4), cm_to_in(10.47), cm_to_in(2.39))
paragraph_2 = title_box_2.text_frame.add_paragraph()
paragraph_2.text = title
paragraph_2.vertical_anchor = MSO_VERTICAL_ANCHOR.MIDDLE
paragraph_2.alignment = PP_PARAGRAPH_ALIGNMENT.CENTER
paragraph_2.font.size = Pt(32)
paragraph_2.font.name = '微软雅黑'
paragraph_2.font.color.rgb = RGBColor(255, 255, 255)
# 模板5：一行文字，多个小标题
def model_5(prs, title, *content):
slide = prs.slides.add_slide(prs.slide_layouts[6])
slide.shapes.add_picture(ppt_bg_path, cm_to_in(0), cm_to_in(0), cm_to_in(25.4), cm_to_in(14.288))
title_box_1 = slide.shapes.add_textbox(cm_to_in(1.27), cm_to_in(2.04), cm_to_in(22.86), cm_to_in(3.18))
paragraph_1 = title_box_1.text_frame.add_paragraph()
paragraph_1.text = title
paragraph_1.vertical_anchor = MSO_VERTICAL_ANCHOR.MIDDLE
paragraph_1.alignment = PP_PARAGRAPH_ALIGNMENT.CENTER
paragraph_1.font.size = Pt(44)
paragraph_1.font.name = '微软雅黑'
paragraph_1.font.color.rgb = RGBColor(255, 255, 255)
# 动态构建小标题
module_width = (prs.slide_width - cm_to_in(1.27) * 2) / len(content)
for i in range(0, 3):
title_box = slide.shapes.add_textbox(cm_to_in(1.27) + i * module_width, cm_to_in(6.4), module_width,
cm_to_in(2.39))
paragraph = title_box.text_frame.add_paragraph()
paragraph.text = content[i]
paragraph.vertical_anchor = MSO_VERTICAL_ANCHOR.MIDDLE
paragraph.alignment = PP_PARAGRAPH_ALIGNMENT.CENTER
paragraph.font.size = Pt(32)
paragraph.font.name = '微软雅黑'
paragraph.font.color.rgb = RGBColor(255, 255, 255)
# 读取配置文件调用模板的方法
def read_rules(prs, filename):
if os.path.exists(filename):
with open(filename, 'r+', encoding='utf-8') as f:
for rule in f:
word_list = rule.replace('\n', '').split(',')
if 'png' in rule or 'jpg' in rule:
if len(word_list) == 1:
model_1(prs, os.path.join(c.res_pictures, word_list[0]))
else:
model_3(prs, word_list[0], os.path.join(c.res_pictures, word_list[1]))
else:
if len(word_list) == 1:
model_2(prs, word_list[0])
elif len(word_list) == 2:
model_4(prs, word_list[0], word_list[1])
elif len(word_list) == 4:
model_5(prs, word_list[0], word_list[1], word_list[2], word_list[3])
if __name__ == '__main__':
t.is_dir_existed(c.outputs_documents_path)
ppt_existed(ppt_file_name)
presentation = Presentation(ppt_file_name)
read_rules(presentation, rules_path)
presentation.save(ppt_file_name)
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