Your''.join()expression isfiltering, removing anything non-ASCII; you could use a conditional expression instead: return''.join([iiford(i) <128else' 'foriintext]) This handles characters one by one and would still use one space per character replaced. Your regular expression should just repl...
# -*- coding=utf-8 -*-或者 #coding=utf-8 其他的编码如:gbk、gb2312也可以;否则会出现类似:SyntaxError: Non-ASCII character '/xe4' in file ChineseTest.py on line 1, but no encoding declared; seehttp://www.pythofor details这样的异常信息;n.org/peps/pep-0263.html 2.2 python中的编码与解...
Regular expressions are a powerful tool for pattern matching and manipulation of strings. We can use regular expressions to find and replace non-ASCII characters in a string. Here is an example code snippet that uses regular expressions to remove non-ASCII characters from a header: importredefremo...
def unquote(string, encoding='utf-8', errors='replace'): """Replace %xx escapes by their single-character equivalent. The optional encoding and errors parameters specify how to decode percent-encoded sequences into Unicode characters, as accepted by the bytes.decode() method. By default, perce...
This is how we canremovenon-ASCII characters in Python. Conclusion I hope you understand all the examples to remove Unicode characters in Python taken in this article, and I have used different methods in each example to explore Python like thestr.encode() method, replace() method, isalnum(...
Non-ASCII characters can be a common source of issues when working with strings. Removing these characters can be important for data cleaning and normalization. Methods likere.sub()andtranslate()can be useful for this, as they allow you to replace or remove characters based on their Unicode co...
如b'S?o Paulo'city.encode("cp437",errors="replace")# 替换为XML实体 如b'S o Paulo'city.encode("cp437",errors="xmlcharrefreplace") UnicodeDecodeError 把字节转换为字符时,遇到无法转换的字节时会抛出UnicodeDecodeError异常。这是因为不是每个字节都包含有效的ASCII字符,也不是每个字符都是有效的UTF-8...
split return string if encoding is None: encoding = 'utf-8' if errors is None: errors = 'replace' bits = _asciire.split(string) res = [bits[0]] append = res.append for i in range(1, len(bits), 2): append(unquote_to_bytes(bits[i]).decode(encoding, errors)) append(bits[i ...
cp = locale.getpreferredencoding().replace('cp','') os.system('chcp '+cp) 这里用locale.getpreferredencoding()可以读取到当前电脑的默认非Unicode环境。 哦对了,我修改完的Py3版抽取res的脚本在这里。Rev.1是原py 2版,可以看diff。由于属于盗版原版,不要到处传播哈。
简便的方法就是将其注释掉: results = [] for line in file_handle: # keep the empty lines for now # if len(line) == 0: # continue results.append(line.replace('foo', 'bar')) 也可以在执行过的代码后面添加注释。一些人习惯在代码之前添加注释,前者这种方法有时也是有用的:...