int()is very limited when it comes to expressions it can parse. If it receives an input string that cannot be converted to an integer due to an incompatible form, it will raise aValueErrorexception. Therefore, it's recommended to use a validation method ortry-catchblock when usingint()for...
转换成时间类型:Datetime.parse() string.split 可以将字符串按特定的字符进行切割,分割后其为数组 stringsplitoptions.removeemptyentries方法过滤空白元素 回车+行号的char为 vbcrlf 回车的char为 vbcr 换行的char为 vblf string.split("\"c,stringsplitoptions.removeemptyentries):对字符串按"\"符号进行分割,并且过滤里面...
uppercase -- a string containing all characters considered uppercase letters letters -- a string containing all characters considered letters digits -- a string containing all characters considered decimal digits hexdigits -- a string containing all characters considered hexadecimal digits octdigits -- ...
388 389 """ 390 return _float(s) 391 392 393 # Convert string to integer 394 def atoi(s , base=10): 395 """atoi(s [,base]) -> int 396 397 Return the integer represented by the string s in the given 398 base, which defaults to 10. The string s must consist of one 399 ...
4.1 class string.Template(template) 4.1.1 高级用法 4.1.2 其他 5. 帮助函数 string.capwords(s,sep=None) 源代码:Lib/string.py 也可以看看 str类型及方法 1. 字符串常量 源码定义如下: whitespace = ' \t\n\r\v\f' ascii_lowercase = 'abcdefghijklmnopqrstuvwxyz' ...
tf.app.flags.DEFINE_string() :定义一个用于接收string类型数值的变量; tf.app.flags.DEFINE_integer() : 定义一个用于接收int类型数值的变量; tf.app.flags.DEFINE_float() : 定义一个用于接收float类型数值的变量; tf.app.flags.DEFINE_boolean() : 定义一个用于接收bool类型数值的变量; “DEFINE_xxx”函...
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sftp://[username[:password]@]hostname[:port]/path Download files using HTTP http://hostname[:port]/path Args: url: URL of remote file local_path: local path to put the file Returns: A integer of return code """ url_tuple = urlparse(url) print_ztp_log(f"Download {url_tuple.path...
'_match_arguments_partial', '_mutually_exclusive_groups', '_negative_number_matcher', '_option_string_actions', '_optionals', '_parse_known_args', '_parse_optional', '_pop_action_class', '_positionals', '_print_message', '_read_args_from_files', '_registries', '_registry_get', '...
1、自动化office，包括对excel、word、ppt、email、pdf等常用办公场景的操作，python都有对应的工具库，...