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