文本處理 (Text Processing) 服務

本章節介紹的模組 (module) 提供了廣泛的字串操作與其他文本處理服務。

在 二進位資料服務 下所描述的 codecs 模組也與文本處理高度相關。另外也請參閱在 Text Sequence Type --- str 中所描述的 Python 內建字串型別。

• string --- 常見的字串操作
  • 字串常數
    • ascii_letters
    • ascii_lowercase
    • ascii_uppercase
    • digits
    • hexdigits
    • octdigits
    • punctuation
    • printable
    • whitespace
  • Custom String Formatting
    • Formatter
      • Formatter.format()
      • Formatter.vformat()
      • Formatter.parse()
      • Formatter.get_field()
      • Formatter.get_value()
      • Formatter.check_unused_args()
      • Formatter.format_field()
      • Formatter.convert_field()
  • 格式化文字語法
    • 格式規格 (Format Specification) 迷你語言
    • Format examples
  • 樣板字串
    • Template
      • Template.substitute()
      • Template.safe_substitute()
      • Template.is_valid()
      • Template.get_identifiers()
      • Template.template
  • 輔助函式
    • capwords()
• re --- 正規表示式 (regular expression) 操作
  • 正規表示式語法
  • 模組內容
    • Flags
      • RegexFlag
      • A
      • ASCII
      • DEBUG
      • I
      • IGNORECASE
      • L
      • LOCALE
      • M
      • MULTILINE
      • NOFLAG
      • S
      • DOTALL
      • U
      • UNICODE
      • X
      • VERBOSE
    • Functions
      • compile()
      • search()
      • match()
      • fullmatch()
      • split()
      • findall()
      • finditer()
      • sub()
      • subn()
      • escape()
      • purge()
    • Exceptions
      • error
        • error.msg
        • error.pattern
        • error.pos
        • error.lineno
        • error.colno
  • Regular Expression Objects
    • Pattern
      • Pattern.search()
      • Pattern.match()
      • Pattern.fullmatch()
      • Pattern.split()
      • Pattern.findall()
      • Pattern.finditer()
      • Pattern.sub()
      • Pattern.subn()
      • Pattern.flags
      • Pattern.groups
      • Pattern.groupindex
      • Pattern.pattern
  • Match Objects
    • Match
      • Match.expand()
      • Match.group()
      • Match.__getitem__()
      • Match.groups()
      • Match.groupdict()
      • Match.start()
      • Match.end()
      • Match.span()
      • Match.pos
      • Match.endpos
      • Match.lastindex
      • Match.lastgroup
      • Match.re
      • Match.string
  • Regular Expression Examples
    • Checking for a Pair
    • Simulating scanf()
    • search() vs. match()
    • Making a Phonebook
    • Text Munging
    • Finding all Adverbs
    • Finding all Adverbs and their Positions
    • Raw String Notation
    • Writing a Tokenizer
• difflib --- Helpers for computing deltas
  • Differ
  • HtmlDiff
    • HtmlDiff.__init__()
    • HtmlDiff.make_file()
    • HtmlDiff.make_table()
  • context_diff()
  • get_close_matches()
  • ndiff()
  • restore()
  • unified_diff()
  • diff_bytes()
  • IS_LINE_JUNK()
  • IS_CHARACTER_JUNK()
  • SequenceMatcher 物件
    • SequenceMatcher
      • SequenceMatcher.set_seqs()
      • SequenceMatcher.set_seq1()
      • SequenceMatcher.set_seq2()
      • SequenceMatcher.find_longest_match()
      • SequenceMatcher.get_matching_blocks()
      • SequenceMatcher.get_opcodes()
      • SequenceMatcher.get_grouped_opcodes()
      • SequenceMatcher.ratio()
      • SequenceMatcher.quick_ratio()
      • SequenceMatcher.real_quick_ratio()
  • SequenceMatcher 範例
  • Differ Objects
    • Differ.compare()
  • Differ Example
  • A command-line interface to difflib
  • ndiff 範例：
• textwrap --- Text wrapping and filling
  • wrap()
  • fill()
  • shorten()
  • dedent()
  • indent()
  • TextWrapper
    • TextWrapper.width
    • TextWrapper.expand_tabs
    • TextWrapper.tabsize
    • TextWrapper.replace_whitespace
    • TextWrapper.drop_whitespace
    • TextWrapper.initial_indent
    • TextWrapper.subsequent_indent
    • TextWrapper.fix_sentence_endings
    • TextWrapper.break_long_words
    • TextWrapper.break_on_hyphens
    • TextWrapper.max_lines
    • TextWrapper.placeholder
    • TextWrapper.wrap()
    • TextWrapper.fill()
• unicodedata --- Unicode Database
  • lookup()
  • name()
  • decimal()
  • digit()
  • numeric()
  • category()
  • bidirectional()
  • combining()
  • east_asian_width()
  • mirrored()
  • decomposition()
  • normalize()
  • is_normalized()
  • unidata_version
  • ucd_3_2_0
• stringprep --- Internet String Preparation
  • in_table_a1()
  • in_table_b1()
  • map_table_b2()
  • map_table_b3()
  • in_table_c11()
  • in_table_c12()
  • in_table_c11_c12()
  • in_table_c21()
  • in_table_c22()
  • in_table_c21_c22()
  • in_table_c3()
  • in_table_c4()
  • in_table_c5()
  • in_table_c6()
  • in_table_c7()
  • in_table_c8()
  • in_table_c9()
  • in_table_d1()
  • in_table_d2()
• readline --- GNU readline interface
  • Init file
    • parse_and_bind()
    • read_init_file()
  • Line buffer
    • get_line_buffer()
    • insert_text()
    • redisplay()
  • History file
    • read_history_file()
    • write_history_file()
    • append_history_file()
    • get_history_length()
    • set_history_length()
  • History list
    • clear_history()
    • get_current_history_length()
    • get_history_item()
    • remove_history_item()
    • replace_history_item()
    • add_history()
    • set_auto_history()
  • Startup hooks
    • set_startup_hook()
    • set_pre_input_hook()
  • Completion
    • set_completer()
    • get_completer()
    • get_completion_type()
    • get_begidx()
    • get_endidx()
    • set_completer_delims()
    • get_completer_delims()
    • set_completion_display_matches_hook()
  • 範例
• rlcompleter --- Completion function for GNU readline
  • Completer
    • Completer.complete()