forked from mrlan/EnglishPal
Compare commits
3 Commits
master
...
Bug474-Ren
Author | SHA1 | Date |
---|---|---|
任殷杰 | 35205d2066 | |
任殷杰 | ce2af6665d | |
任殷杰 | 3ca66d147c |
|
@ -20,6 +20,6 @@ class WordFreq:
|
|||
|
||||
|
||||
if __name__ == '__main__':
|
||||
f = WordFreq('BANANA; Banana, apple ORANGE Banana banana.')
|
||||
f = WordFreq('i\'m BANANA; Banana, apple ORANGE Bana-na/////,./;\'[]-=---\'/-banana.')
|
||||
print(f.get_freq())
|
||||
|
||||
|
|
|
@ -8,6 +8,7 @@ import string
|
|||
import operator
|
||||
import os, sys # 引入模块sys,因为我要用里面的sys.argv列表中的信息来读取命令行参数。
|
||||
import pickle_idea
|
||||
import re
|
||||
|
||||
def freq(fruit):
|
||||
'''
|
||||
|
@ -39,19 +40,26 @@ def file2str(fname):#文件转字符
|
|||
|
||||
|
||||
def remove_punctuation(s): # 这里是s是形参 (parameter)。函数被调用时才给s赋值。
|
||||
special_characters = '_©~=+[]*&$%^@.,?!:;#()"“”—‘’' # 把里面的字符都去掉
|
||||
'''special_characters = '_©~=+[]*&$%^@.,?!:;#()"“”—‘’' #把里面的字符都去掉
|
||||
for c in special_characters:
|
||||
s = s.replace(c, ' ') # 防止出现把 apple,apple 移掉逗号后变成 appleapple 情况
|
||||
s = s.replace('--', ' ')
|
||||
s = s.replace('--', ' ')'''
|
||||
cop = re.compile("[^a-z^A-Z^\\']")#通过正则表达式保留英文字符和'特殊字符
|
||||
s=cop.sub(' ' , s)
|
||||
s = s.strip() # 去除前后的空格
|
||||
#s=keep_need_punctuation(s,'-')
|
||||
s=keep_need_punctuation(s,'\'')
|
||||
return s
|
||||
|
||||
if '\'' in s:
|
||||
|
||||
def keep_need_punctuation(s,need):#用于保留特定的字符
|
||||
if need in s:
|
||||
n = len(s)
|
||||
t = '' # 用来收集我需要保留的字符
|
||||
for i in range(n): # 只有单引号前后都有英文字符,才保留
|
||||
if s[i] == '\'':
|
||||
t = '' # 用来收集我需要保留的字符
|
||||
for i in range(n): # 只有单引号前后都有英文字符,才保留
|
||||
if s[i] == need:
|
||||
i_is_ok = i - 1 >= 0 and i + 1 < n
|
||||
if i_is_ok and s[i-1] in string.ascii_letters and s[i+1] in string.ascii_letters:
|
||||
if i_is_ok and s[i - 1] in string.ascii_letters and s[i + 1] in string.ascii_letters:
|
||||
t += s[i]
|
||||
else:
|
||||
t += s[i]
|
||||
|
@ -59,7 +67,6 @@ def remove_punctuation(s): # 这里是s是形参 (parameter)。函数被调用
|
|||
else:
|
||||
return s
|
||||
|
||||
|
||||
def sort_in_descending_order(lst):# 单词按频率降序排列
|
||||
lst2 = sorted(lst, reverse=True, key=lambda x: (x[1], x[0]))
|
||||
return lst2
|
||||
|
|
Loading…
Reference in New Issue