python 排版模块

# 科技类文本
# 用阿拉伯数字连续编号，不同层次的数字之间加下圆点相隔（即圆点加在数字的右下角），最后数字后面不加标点，如“1”“1.1”“1.1.1”……

# 人文类文本
# 第一层用“一、”，第二层用“（一）”，第三层用“1．”，第四层用“（1）”，第五层用 “ ① ”

class Typesetting():
    def __init__(self,text):
        self.text = ''.join(text)
    def division(self,i,t):
        if i < len(self.text)-1:
             # A.  a.
            if  t.encode('utf-8').isalpha() == True and self.text[i+1] == '.' :
                return True
            #  A、  a、
            elif  t.encode('utf-8').isalpha() == True and self.text[i+1] == '、' :
                return True

            #  1、  一、
            elif self.text[i - 1].isnumeric() == False and t.isnumeric() == True and self.text[i + 1] == '、':
                return True
            #  11、  一十、
            elif t.isnumeric() == True and self.text[i+1].isnumeric() == True and self.text[i+2] == '、' :
                return True

            #  1.  一.
            elif self.text[i - 1] != '.' and self.text[i - 1].isnumeric() == False and t.isnumeric() == True and \
                    self.text[i + 1] == '.' and self.text[i + 2].isnumeric() == False:
                return True
            # 11. 一十.
            elif self.text[i-1] != '.' and t.isnumeric() == True and self.text[i+1].isnumeric() == True and self.text[i+2] == '.' :
                return True

            #  1.1.1.1
            elif t.isnumeric() == True and \
                    self.text[i + 1] == '.' and \
                    self.text[i + 2].isnumeric() == True and \
                    self.text[i + 3] == '.' and \
                    self.text[i + 4].isnumeric() == True and \
                    self.text[i + 5] == '.' and \
                    self.text[i + 6].isnumeric() == True:
                return True
            #  11.1.1.1
            elif t.isnumeric() == True and \
                    self.text[i + 1].isnumeric() == True and \
                    self.text[i + 2] == '.' and \
                    self.text[i + 3].isnumeric() == True and \
                    self.text[i + 4] == '.' and \
                    self.text[i + 5].isnumeric() == True and \
                    self.text[i + 6] == '.' and \
                    self.text[i + 7].isnumeric() == True:
                return True
            #  11.11.1.1
            elif t.isnumeric() == True and \
                    self.text[i + 1].isnumeric() == True and \
                    self.text[i + 2] == '.' and \
                    self.text[i + 3].isnumeric() == True and \
                    self.text[i + 4].isnumeric() == True and \
                    self.text[i + 5] == '.' and \
                    self.text[i + 6].isnumeric() == True and \
                    self.text[i + 7] == '.' and \
                    self.text[i + 8].isnumeric() == True:
                return True
            #  11.11.11.1
            elif t.isnumeric() == True and \
                    self.text[i + 1].isnumeric() == True and \
                    self.text[i + 2] == '.' and \
                    self.text[i + 3].isnumeric() == True and \
                    self.text[i + 4].isnumeric() == True and \
                    self.text[i + 5] == '.' and \
                    self.text[i + 6].isnumeric() == True and \
                    self.text[i + 7].isnumeric() == True and \
                    self.text[i + 8] == '.' and \
                    self.text[i + 9].isnumeric() == True:
                return True

            #  1.1.1
            elif self.text[i-1] != '.' and t.isnumeric() == True and self.text[i+1] == '.' and self.text[i+2].isnumeric() == True and self.text[i+3] == '.' and self.text[i+4].isnumeric() == True  :
                return True
            #  11.1.1
            elif self.text[i - 1] != '.' and \
                    t.isnumeric() == True and \
                    self.text[i + 1].isnumeric() == True and \
                    self.text[i + 2] == '.' and \
                    self.text[i + 3].isnumeric() == True and \
                    self.text[i + 4] == '.' and \
                    self.text[i + 5].isnumeric() == True:
                return True
            #  11.11.1
            elif self.text[i - 1] != '.' and \
                    t.isnumeric() == True and \
                    self.text[i + 1].isnumeric() == True and \
                    self.text[i + 2] == '.' and \
                    self.text[i + 3].isnumeric() == True and \
                    self.text[i + 4].isnumeric() == True and \
                    self.text[i + 5] == '.' and \
                    self.text[i + 6].isnumeric() == True:
                return True

            # 1.1
            elif  (self.text[i-1] == '。' or self.text[i-1] == '，') and self.text[i-1] != '.' and t.isnumeric() == True and self.text[i+1] == '.' and self.text[i+2].isnumeric() == True :
                return True
            # 11.1
            elif (self.text[i - 1] == '。' or self.text[i - 1] == '，') and self.text[i - 1] != '.' and t.isnumeric() == True and self.text[i + 2].isnumeric() == True and self.text[i + 3] == '.' and self.text[i + 4].isnumeric() == True:
                return True

            # （1） （一）
            elif t == '（' and self.text[i+1].isnumeric() == True and self.text[i+2] == '）' :
                return True
            #  （11）  （一十）
            elif t == '（' and self.text[i + 1].isnumeric() == True and self.text[i + 2].isnumeric() and self.text[i + 3] == '）':
                return True


            # ① 暂未解决 无法用isnumeric()函数 虽然对此符号可识别但是也对其他数字识别所以会造成混乱
            elif t in ['①','②','③','④','⑤','⑥','⑦','⑧','⑨','⑩',
                       '⑴','⑵','⑶','⑷','⑸','⑹','⑺','⑻','⑼','⑽','⑾','⑿','⒀','⒁','⒂','⒃','⒄','⒅','⒆','⒇',
                       '⒈', '⒉', '⒊', '⒋', '⒌', '⒍', '⒎', '⒏', '⒐', '⒑', '⒒', '⒓', '⒔', '⒕', '⒖', '⒗', '⒘', '⒙', '⒚', '⒛',
                       ] :
                return True

            # 第1章 第一章
            elif t == '第' and self.text[i+1].isnumeric() == True and self.text[i+2] == '章' :
                return True
            # 第11章 第一十章
            elif t == '第' and self.text[i + 1].isnumeric() == True and self.text[i + 2].isnumeric() == True and self.text[i + 3] == '章':
                return True

            # 第1节 第一节
            elif t == '第' and self.text[i+1].isnumeric() == True and self.text[i+2] == '节' :
                return True
            # 第11节 第一十节
            elif t == '第' and self.text[i + 1].isnumeric() == True and self.text[i + 2].isnumeric() == True and self.text[i + 3] == '节':
                return True


            # 1）二）
            elif self.text[i-1] != '（' and t.isnumeric() == True and self.text[i+1] == '）':
                return True
            # 11）二十）
            elif self.text[i - 1] != '（' and t.isnumeric() == True and self.text[i + 1].isnumeric() == True and self.text[i + 2] == '）':
                return True

            # 1）、 一）、
            elif t.isnumeric() == True and self.text[i+1] == '）' and self.text[i+2] == '、':
                return True
            # 11）、 一十）、
            elif t.isnumeric() == True and self.text[i + 1] == '）' and self.text[i + 2].isnumeric() == True and self.text[i + 3] == '、':
                return True


    def start(self):
        str = ''
        for i,t in enumerate(self.text):
            if self.division(i,t) == True :

                str = '%s\n%s' % (str,t)
                # print(str)
            else:
                str = '%s%s' % (str, t)
        return str
text = open('text.txt','r',encoding='utf-8').read()
#调用编译模块
a = Typesetting(text).start()
print(a)
# text = open('text.txt','w',encoding='utf-8')
# text.write(a)