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@@ -1,66 +1,66 b'' | |||
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1 | 1 | # -*- coding: utf-8 -*- |
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2 | 2 | """ IPython extension: new prefilters for output grabbing |
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3 | 3 | |
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4 | 4 | Provides |
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5 | 5 | |
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6 | 6 | var = %magic blah blah |
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7 | 7 | |
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8 | 8 | var = !ls |
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9 | 9 | |
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10 | 10 | $Id: genutils.py 1077 2006-01-24 18:15:27Z vivainio $ |
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11 | 11 | |
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12 | 12 | """ |
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13 | 13 | |
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14 | 14 | import IPython.ipapi |
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15 | 15 | from IPython.genutils import * |
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16 | 16 | |
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17 | 17 | ip = IPython.ipapi.get() |
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18 | 18 | |
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19 | 19 | import re |
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20 | 20 | |
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21 | 21 | def hnd_magic(line,mo): |
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22 | 22 | """ Handle a = %mymagic blah blah """ |
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23 | 23 | #cmd = genutils.make_quoted_expr(mo.group('syscmd')) |
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24 | 24 | #mag = 'ipmagic |
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25 | 25 | #return "%s = %s" |
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26 | 26 | var = mo.group('varname') |
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27 | 27 | cmd = mo.group('cmd') |
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28 | 28 | expr = make_quoted_expr(cmd) |
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29 | 29 | return itpl('$var = _ip.magic($expr)') |
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30 | 30 | |
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31 | 31 | def hnd_syscmd(line,mo): |
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32 | 32 | """ Handle a = !ls """ |
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33 | 33 | #cmd = genutils.make_quoted_expr(mo.group('syscmd')) |
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34 | 34 | #mag = 'ipmagic |
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35 | 35 | #return "%s = %s" |
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36 | 36 | var = mo.group('varname') |
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37 | 37 | cmd = mo.group('cmd') |
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38 |
expr = make_quoted_expr(itpl("sc -l |
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38 | expr = make_quoted_expr(itpl("sc -l =$cmd")) | |
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39 | 39 | return itpl('$var = _ip.magic($expr)') |
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40 | 40 | |
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41 | 41 | def install_re_handler(pat, hnd): |
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42 | 42 | ip.meta.re_prefilters.append((re.compile(pat), hnd)) |
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43 | 43 | |
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44 | 44 | def init_handlers(): |
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45 | 45 | |
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46 | 46 | ip.meta.re_prefilters = [] |
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47 | 47 | |
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48 | 48 | install_re_handler('(?P<varname>[\w\.]+)\s*=\s*%(?P<cmd>.*)', |
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49 | 49 | hnd_magic |
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50 | 50 | ) |
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51 | 51 | |
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52 | 52 | install_re_handler('(?P<varname>[\w\.]+)\s*=\s*!(?P<cmd>.*)', |
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53 | 53 | hnd_syscmd |
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54 | 54 | ) |
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55 | 55 | |
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56 | 56 | init_handlers() |
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57 | 57 | |
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58 | 58 | def regex_prefilter_f(self,line): |
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59 | 59 | for pat, handler in ip.meta.re_prefilters: |
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60 | 60 | mo = pat.match(line) |
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61 | 61 | if mo: |
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62 | 62 | return handler(line,mo) |
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63 | 63 | |
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64 | 64 | raise IPython.ipapi.TryNext |
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65 | 65 | |
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66 | 66 | ip.set_hook('input_prefilter', regex_prefilter_f) |
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