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A few simple implementations of quotable search terms splitting on whitespace.
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| def search_terms(s, quotes="\"'", delims='\n '): | |
| """ | |
| Same as shlex.split but allows for quotes to be left open. | |
| And treats them as if they were never quoted. | |
| """ | |
| quote = '' | |
| new_s = [''] | |
| for i, c in enumerate(s, start=1): | |
| if quote: | |
| if c == quote: | |
| quote = '' | |
| new_s.append('') | |
| else: | |
| new_s[-1] += c | |
| else: | |
| if c in quotes and s.find(c, i) != -1: | |
| quote = c | |
| new_s.append('') | |
| elif c in delims: | |
| new_s.append('') | |
| else: | |
| new_s[-1] += c | |
| return [s for s in new_s if s] | |
| import shlex | |
| def shlex_search_terms(s): | |
| """ | |
| Uses shlex to split a search string with quotable whitespace. | |
| If the input has incorrect syntax the exact string is returned. | |
| """ | |
| try: | |
| return shlex.split(s) | |
| except ValueError: | |
| return s |
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