Mercurial > kallithea
annotate scripts/docs-headings.py @ 8933:379392017b6e stable
api docs: various minor changes
author | Mads Kiilerich <mads@kiilerich.com> |
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date | Fri, 14 Oct 2022 13:36:21 +0200 |
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1 #!/usr/bin/env python3 |
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2 |
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3 """ |
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4 Consistent formatting of rst section titles |
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5 """ |
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6 |
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7 import re |
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8 import subprocess |
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9 |
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10 |
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11 spaces = [ |
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12 (0, 1), # we assume this is a over-and-underlined header |
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13 (2, 1), |
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14 (1, 1), |
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15 (1, 0), |
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16 (1, 0), |
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17 ] |
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18 |
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19 # http://sphinx-doc.org/rest.html : |
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20 # for the Python documentation, this convention is used which you may follow: |
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21 # # with overline, for parts |
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22 # * with overline, for chapters |
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23 # =, for sections |
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24 # -, for subsections |
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25 # ^, for subsubsections |
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26 # ", for paragraphs |
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27 pystyles = ['#', '*', '=', '-', '^', '"'] |
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28 |
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29 # match on a header line underlined with one of the valid characters |
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30 headermatch = re.compile(r'''\n*(.+)\n([][!"#$%&'()*+,./:;<=>?@\\^_`{|}~-])\2{2,}\n+''', flags=re.MULTILINE) |
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31 |
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32 |
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33 def main(): |
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34 filenames = subprocess.check_output(['hg', 'files', 'set:**.rst+kallithea/i18n/how_to']).splitlines() |
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35 for fn in filenames: |
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36 fn = fn.decode() |
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37 print('processing %s' % fn) |
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38 s = open(fn).read() |
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39 |
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40 # find levels and their styles |
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41 lastpos = 0 |
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42 styles = [] |
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43 for markup in headermatch.findall(s): |
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44 style = markup[1] |
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45 if style in styles: |
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46 stylepos = styles.index(style) |
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47 if stylepos > lastpos + 1: |
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48 print('bad style %r with level %s - was at %s' % (style, stylepos, lastpos)) |
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49 else: |
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50 stylepos = len(styles) |
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51 if stylepos > lastpos + 1: |
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52 print('bad new style %r - expected %r' % (style, styles[lastpos + 1])) |
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53 else: |
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54 styles.append(style) |
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55 lastpos = stylepos |
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56 |
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57 # remove superfluous spacing (may however be restored by header spacing) |
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58 s = re.sub(r'''(\n\n)\n*''', r'\1', s, flags=re.MULTILINE) |
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59 |
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60 if styles: |
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61 newstyles = pystyles[pystyles.index(styles[0]):] |
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62 |
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63 def subf(m): |
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64 title, style = m.groups() |
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65 level = styles.index(style) |
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66 before, after = spaces[level] |
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67 newstyle = newstyles[level] |
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68 return '\n' * (before + 1) + title + '\n' + newstyle * len(title) + '\n' * (after + 1) |
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69 s = headermatch.sub(subf, s) |
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70 |
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71 # remove superfluous spacing when headers are adjacent |
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72 s = re.sub(r'''(\n.+\n([][!"#$%&'()*+,./:;<=>?@\\^_`{|}~-])\2{2,}\n\n\n)\n*''', r'\1', s, flags=re.MULTILINE) |
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73 # fix trailing space and spacing before link sections |
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74 s = s.strip() + '\n' |
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75 s = re.sub(r'''\n+((?:\.\. _[^\n]*\n)+)$''', r'\n\n\n\1', s) |
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76 |
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77 open(fn, 'w').write(s) |
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78 |
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79 print(subprocess.check_output(['hg', 'diff'] + filenames)) |
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80 |
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81 if __name__ == '__main__': |
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82 main() |