annotate abcfield.py @ 1096:fb37aa6c0e42 default tip

Added tag build-default-416 for changeset 67e117def7ef
author Jenkins Build Manager <jenkins@lunch.org.uk>
date Sat, 25 Feb 2023 23:42:12 +0000 (22 months ago)
parents e4d31e094d24
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Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #!/usr/bin/env python3
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2 #
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3 # Extact a text field (title, by default) from a .abc file, and print it out
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4 # with any ABC accented characters converted to HTML (default) or Latex.
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5 #
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6 # Optionally rearrange a field into display format:
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7 # * In Title fields, change 'sort' form such as 'Exploding Potato, The'
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8 # to display format 'The Exploding Potato'.
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9 # * In Key fields, translate the ABC key representation to full text,
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10 # e.g. G#dor becomes G# Dorian.
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11 #
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12 # Recognise continuation header fields and print those too. The ABC standard
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13 # defines continuation fields as starting ':+'. Regrettably none of the tools
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14 # I am using the Booke recognise that syntax, so I am adopting a Booke
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15 # convention of '<header>:+' *also* being a continuation. Note that a
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16 # continuation is a distinct line in the field value; the value has a line
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17 # break between it and the previous line.
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18 #
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19
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20 import argparse
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21 import pathlib
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22 import re
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23 import subprocess
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24 import sys
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25
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26 accentedletters = {
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27 # Acute accents
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28 "'A" : ("&Aacute;", "\\'{A}"),
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29 "'E" : ("&Eacute;", "\\'{E}"),
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30 "'I" : ("&Iacute;", "\\'{I}"),
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31 "'O" : ("&Oacute;", "\\'{O}"),
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32 "'U" : ("&Uacute;", "\\'{U}"),
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33 "'Y" : ("&Yacute;", "\\'{Y}"),
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34 "'a" : ("&aacute;", "\\'{a}"),
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35 "'e" : ("&eacute;", "\\'{e}"),
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36 "'i" : ("&iacute;", "\\'{i}"),
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37 "'o" : ("&oacute;", "\\'{o}"),
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38 "'u" : ("&uacute;", "\\'{u}"),
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39 "'y" : ("&yacute;", "\\'{y}"),
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40
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41 # Grave accents
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42 "`A" : ("&Agrave;", "\\`{A}"),
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43 "`E" : ("&Egrave;", "\\`{E}"),
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44 "`I" : ("&Igrave;", "\\`{I}"),
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45 "`O" : ("&Ograve;", "\\`{O}"),
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46 "`U" : ("&Ugrave;", "\\`{U}"),
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47 "`a" : ("&agrave;", "\\`{a}"),
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48 "`e" : ("&egrave;", "\\`{e}"),
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49 "`i" : ("&igrave;", "\\`{i}"),
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50 "`o" : ("&ograve;", "\\`{o}"),
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51 "`u" : ("&ugrave;", "\\`{u}"),
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52
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53 # Umlauts
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54 "\"A" : ("&Auml;", "\\\"{A}"),
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55 "\"E" : ("&Euml;", "\\\"{E}"),
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56 "\"I" : ("&Iuml;", "\\\"{I}"),
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57 "\"O" : ("&Ouml;", "\\\"{O}"),
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58 "\"U" : ("&Uuml;", "\\\"{U}"),
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59 "\"Y" : ("&Yuml;", "\\\"{Y}"),
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60 "\"a" : ("&auml;", "\\\"{a}"),
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61 "\"e" : ("&euml;", "\\\"{e}"),
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62 "\"i" : ("&iuml;", "\\\"{\i}"),
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63 "\"o" : ("&ouml;", "\\\"{o}"),
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64 "\"u" : ("&uuml;", "\\\"{u}"),
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65 "\"y" : ("&yuml;", "\\\"{y}"),
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66
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67 # Circumflexes
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68 "^A" : ("&Acirc;", "\\^{A}"),
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69 "^E" : ("&Ecirc;", "\\^{E}"),
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70 "^I" : ("&Icirc;", "\\^{I}"),
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71 "^O" : ("&Ocirc;", "\\^{O}"),
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72 "^U" : ("&Ucirc;", "\\^{U}"),
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73 "^a" : ("&acirc;", "\\^{a}"),
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74 "^e" : ("&ecirc;", "\\^{e}"),
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75 "^i" : ("&icirc;", "\\^{\i}"),
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76 "^o" : ("&ocirc;", "\\^{o}"),
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77 "^u" : ("&ucirc;", "\\^{u}"),
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78
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79 # Tilde
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80 "~A" : ("&Atilde;", "\\~{A}"),
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81 "~N" : ("&Ntilde;", "\\~{N}"),
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82 "~O" : ("&Otilde;", "\\~{O}"),
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83 "~a" : ("&atilde;", "\\~{a}"),
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84 "~n" : ("&ntilde;", "\\~{n}"),
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85 "~o" : ("&otilde;", "\\~{o}"),
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86
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87 # Cedilla
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88 ",C" : ("&Ccedil;", "\\c{C}"),
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89 ",c" : ("&ccedil;", "\\c{c}"),
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90
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91 # Slash
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92 "/O" : ("&Oslash;", "\\O"),
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93 "/o" : ("&oslash;", "\\o"),
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94
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95 # Ring
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96 "AA" : ("&Aring;", "\\r{A}"),
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97 "aa" : ("&aring;", "\\r{a}"),
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98
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99 # Ligatures
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100 "AE" : ("&AElig;", "\\AE"),
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101 "ae" : ("&aelig;", "\\ae"),
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102 "ss" : ("&szlig;", "\\ss"),
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103
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104 # Quote marks
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105 "''" : ("&apos;", "'"),
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106 "'`" : ("&ldquo;", "``"),
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107 "'\"" : ("&rdquo;", "''"),
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108 }
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109
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110 abckeys = {
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111 "m": "Minor",
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112 "min": "Minor",
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113 "mix": "Mixolydian",
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114 "dor": "Dorian",
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115 "phr": "Phrygian",
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116 "lyd": "Lydian",
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117 "loc": "Locrian",
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118 }
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119
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120 # Convert ABC accented chars to HTML entities or LaTex.
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121 def convertAccents(t, latex=False):
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122 res = ""
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123 while True:
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124 p = t.partition('\\')
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125 res += p[0]
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126 if p[1] == "":
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127 break
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128 abc = p[2][0:2]
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129 t = p[2][2:]
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130 if abc in accentedletters:
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131 if latex:
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132 res += accentedletters[abc][1]
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diff changeset
133 else:
110
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diff changeset
134 res += accentedletters[abc][0]
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parents:
diff changeset
135 else:
a63e39fc3410 Add basic diacritic handling for LaTeX and web.
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parents:
diff changeset
136 res += "\\" + abc
a63e39fc3410 Add basic diacritic handling for LaTeX and web.
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parents:
diff changeset
137 return res
a63e39fc3410 Add basic diacritic handling for LaTeX and web.
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parents:
diff changeset
138
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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diff changeset
139 # Convert Title fields from sort to display, so Bat, The->The Bat.
846
6bd946700312 Only the first title should be converted to from sort to display order.
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140 # This only happens for the main title, i.e. the first title in a tune.
6bd946700312 Only the first title should be converted to from sort to display order.
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diff changeset
141 # Subtitles are not affected, as they don't influence sort order.
586
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diff changeset
142 def convertTitleToDisplay(t):
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diff changeset
143 p = t.rpartition(',')
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
144 if p[1] == "":
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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diff changeset
145 return t
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diff changeset
146 else:
701
972d3dab1142 Nerys next: L'Inconnu de Limoise.
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diff changeset
147 first = p[2].strip()
972d3dab1142 Nerys next: L'Inconnu de Limoise.
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diff changeset
148 second = p[0].strip()
972d3dab1142 Nerys next: L'Inconnu de Limoise.
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parents: 593
diff changeset
149 return (first + " " if first.isalnum() else first) + second
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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diff changeset
150
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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diff changeset
151 # Convert Key field from ABC to display, so G#dor->G# Dorian.
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diff changeset
152 def convertKeyToDisplay(t):
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diff changeset
153 letter = t[0].upper()
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diff changeset
154 accidental = ""
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diff changeset
155 mode = ""
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diff changeset
156 try:
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diff changeset
157 accidental = t[1]
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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diff changeset
158 if accidental == '#' or accidental == 'b':
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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diff changeset
159 mode = t[2:]
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
160 else:
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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diff changeset
161 accidental = ""
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diff changeset
162 mode = t[1:]
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
163 except IndexError:
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
164 pass
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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165 mode = mode.strip().lower()
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
166 return letter + accidental + ' ' + abckeys.get(mode, "Major")
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
167
591
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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diff changeset
168 # Convert input string from Markdown to HTML or LaTeX. Fix up link
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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diff changeset
169 # targets so any 'foo.abc' target links to the tune with that name.
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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parents: 588
diff changeset
170 def convertMarkdown(t, latex):
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
Jim Hague <jim.hague@acm.org>
parents: 588
diff changeset
171 if latex:
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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parents: 588
diff changeset
172 target = "--to=latex"
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
Jim Hague <jim.hague@acm.org>
parents: 588
diff changeset
173 else:
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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parents: 588
diff changeset
174 target = "--to=html"
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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parents: 588
diff changeset
175 res = subprocess.check_output(['pandoc', '--from=markdown', target], input=t, universal_newlines=True)
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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parents: 588
diff changeset
176 if latex:
592
9986c67edf91 Implement custom markdown <foo.abc> to reference tune.
Jim Hague <jim.hague@acm.org>
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diff changeset
177 res = re.sub(r'\\href{(.*?).abc}', r'\\hyperlink{\1}', res)
591
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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parents: 588
diff changeset
178 else:
943
d6e2a281cceb Change web page layout.
Jim Hague <jim.hague@acm.org>
parents: 846
diff changeset
179 res = re.sub(r'href="(.*?).abc"', r'href="../\1/index.html"', res)
593
82e818c41e81 Give ABC file directory when expanding markdown.
Jim Hague <jim.hague@acm.org>
parents: 592
diff changeset
180 return res.strip()
591
2face6618bf3 Convert Markdown in N and H fields. Fix up .abc links.
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diff changeset
181
592
9986c67edf91 Implement custom markdown <foo.abc> to reference tune.
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diff changeset
182 # Implement a custom Markdown shorthand for referencing ABC files.
9986c67edf91 Implement custom markdown <foo.abc> to reference tune.
Jim Hague <jim.hague@acm.org>
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diff changeset
183 # <foo.abc> will expand to ['title of foo'](foo.abc).
735
68f926e61d16 Revise Markdown handling of character entities.
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diff changeset
184 def expandCustomMarkdown(t, dir):
592
9986c67edf91 Implement custom markdown <foo.abc> to reference tune.
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diff changeset
185 # Given a match to (foo.abc), return a markdown link to the tune with the
722
f8ab14cc9d8d Add previous and next tune links to website.
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parents: 716
diff changeset
186 # title (and subtitle, if present) of the tune as the text of the link.
735
68f926e61d16 Revise Markdown handling of character entities.
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diff changeset
187 # Because we're going through Markdown, character entities must be
68f926e61d16 Revise Markdown handling of character entities.
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diff changeset
188 # HTML. Pandoc will convert them to UTF-8.
726
833e6185b6a2 Add fulltitle to template fields.
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diff changeset
189 def getTitleLink(m):
592
9986c67edf91 Implement custom markdown <foo.abc> to reference tune.
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parents: 591
diff changeset
190 fname = m.group(1) + ".abc"
593
82e818c41e81 Give ABC file directory when expanding markdown.
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parents: 592
diff changeset
191 path = pathlib.Path(dir, fname)
1026
e4d31e094d24 Changes to get Beginners booke building.
Jim Hague <jim.hague@acm.org>
parents: 961
diff changeset
192 if not path.exists():
e4d31e094d24 Changes to get Beginners booke building.
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parents: 961
diff changeset
193 path = pathlib.Path(dir, '@' + fname)
e4d31e094d24 Changes to get Beginners booke building.
Jim Hague <jim.hague@acm.org>
parents: 961
diff changeset
194 if not path.exists():
e4d31e094d24 Changes to get Beginners booke building.
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parents: 961
diff changeset
195 path = pathlib.Path(dir, '_' + fname)
593
82e818c41e81 Give ABC file directory when expanding markdown.
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parents: 592
diff changeset
196 with path.open() as f:
728
9b562923ac71 Fix full title text in markdown - getFullTitle() needs a list of lines.
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parents: 727
diff changeset
197 lines = f.readlines()
735
68f926e61d16 Revise Markdown handling of character entities.
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diff changeset
198 return "[" + getFullTitle(lines, dir) + "](" + fname + ")"
726
833e6185b6a2 Add fulltitle to template fields.
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diff changeset
199 return re.sub(r'<(.*?).abc>', getTitleLink, t)
592
9986c67edf91 Implement custom markdown <foo.abc> to reference tune.
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parents: 591
diff changeset
200
586
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diff changeset
201 # Return the raw text for a given field. Optionally the nth field is taken,
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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diff changeset
202 # or the field data must start with a designated string to be recognised.
726
833e6185b6a2 Add fulltitle to template fields.
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diff changeset
203 def getFieldText(lines, field, n = 1, starts = None):
588
afc031477784 Replace sed substitution with Python templating for HTML and LaTeX output.
Jim Hague <jim.hague@acm.org>
parents: 586
diff changeset
204 res = ""
726
833e6185b6a2 Add fulltitle to template fields.
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parents: 725
diff changeset
205 for line in lines:
110
a63e39fc3410 Add basic diacritic handling for LaTeX and web.
Jim Hague <jim.hague@acm.org>
parents:
diff changeset
206 line = line.strip()
581
760d0ae5acea Revise abcfield.py to recognise continuation fields.
Jim Hague <jim.hague@acm.org>
parents: 326
diff changeset
207 if len(line) > 2 and line[1] == ':':
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
208 if line[0] == "+" or (line[0] == field and line[2] == "+"):
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
209 if not res:
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
210 continue
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
211 if line[0] == "+":
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
212 line = line[2:]
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
213 else:
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
214 line = line[3:]
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
215 res = res + '\n' + line.strip()
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
216 else:
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
217 if res:
581
760d0ae5acea Revise abcfield.py to recognise continuation fields.
Jim Hague <jim.hague@acm.org>
parents: 326
diff changeset
218 break
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
219 if line[0] == field:
581
760d0ae5acea Revise abcfield.py to recognise continuation fields.
Jim Hague <jim.hague@acm.org>
parents: 326
diff changeset
220 line = line[2:].strip()
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
221 if starts:
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
222 if line.find(starts) != 0:
581
760d0ae5acea Revise abcfield.py to recognise continuation fields.
Jim Hague <jim.hague@acm.org>
parents: 326
diff changeset
223 continue
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
224 line = line[len(starts):].strip()
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
225 if n > 1:
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
226 n = n - 1
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
227 continue
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
228 res = line
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
229 return res
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
230
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
231 # Return display text for a given field.
726
833e6185b6a2 Add fulltitle to template fields.
Jim Hague <jim.hague@acm.org>
parents: 725
diff changeset
232 def getFieldDisplayText(lines, dir, field, n = 1, starts = None, latex = False):
833e6185b6a2 Add fulltitle to template fields.
Jim Hague <jim.hague@acm.org>
parents: 725
diff changeset
233 res = getFieldText(lines, field, n, starts)
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
234 if res:
735
68f926e61d16 Revise Markdown handling of character entities.
Jim Hague <jim.hague@acm.org>
parents: 734
diff changeset
235 # Fields that go through Markdown must have HTML entities.
68f926e61d16 Revise Markdown handling of character entities.
Jim Hague <jim.hague@acm.org>
parents: 734
diff changeset
236 mdfield = field.upper() in ['H', 'N'];
68f926e61d16 Revise Markdown handling of character entities.
Jim Hague <jim.hague@acm.org>
parents: 734
diff changeset
237 res = convertAccents(res, False if mdfield else latex)
846
6bd946700312 Only the first title should be converted to from sort to display order.
Jim Hague <jim.hague@acm.org>
parents: 735
diff changeset
238 if field.upper() == "T" and n == 1:
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
239 res = convertTitleToDisplay(res)
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
240 elif field.upper() == "K":
daa3b76bd11f More abcfield.py updates and mark it Python 3.
Jim Hague <jim.hague@acm.org>
parents: 584
diff changeset
241 res = convertKeyToDisplay(res)
735
68f926e61d16 Revise Markdown handling of character entities.
Jim Hague <jim.hague@acm.org>
parents: 734
diff changeset
242 elif mdfield:
68f926e61d16 Revise Markdown handling of character entities.
Jim Hague <jim.hague@acm.org>
parents: 734
diff changeset
243 res = convertMarkdown(expandCustomMarkdown(res, dir), latex)
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
244 return res
110
a63e39fc3410 Add basic diacritic handling for LaTeX and web.
Jim Hague <jim.hague@acm.org>
parents:
diff changeset
245
726
833e6185b6a2 Add fulltitle to template fields.
Jim Hague <jim.hague@acm.org>
parents: 725
diff changeset
246 # Return full title (title + [" (" + subtitle + ")"] if subtitle exists).
833e6185b6a2 Add fulltitle to template fields.
Jim Hague <jim.hague@acm.org>
parents: 725
diff changeset
247 def getFullTitle(lines, dir, starts = None, latex = False):
833e6185b6a2 Add fulltitle to template fields.
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parents: 725
diff changeset
248 title = getFieldDisplayText(lines, dir, "T", starts=starts, latex=latex)
833e6185b6a2 Add fulltitle to template fields.
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parents: 725
diff changeset
249 subtitle = getFieldDisplayText(lines, dir, "T", n=2, starts=starts, latex=latex)
833e6185b6a2 Add fulltitle to template fields.
Jim Hague <jim.hague@acm.org>
parents: 725
diff changeset
250 return title if len(subtitle) == 0 else title + " (" + subtitle + ")"
833e6185b6a2 Add fulltitle to template fields.
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parents: 725
diff changeset
251
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
252 if __name__ == "__main__":
733
841f7c19cb55 Convert abcfield.py from OptionParser to ArgumentParser.
Jim Hague <jim.hague@acm.org>
parents: 728
diff changeset
253 def process(f, dir, args):
726
833e6185b6a2 Add fulltitle to template fields.
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parents: 725
diff changeset
254 lines = f.readlines()
733
841f7c19cb55 Convert abcfield.py from OptionParser to ArgumentParser.
Jim Hague <jim.hague@acm.org>
parents: 728
diff changeset
255 if args.display:
841f7c19cb55 Convert abcfield.py from OptionParser to ArgumentParser.
Jim Hague <jim.hague@acm.org>
parents: 728
diff changeset
256 if args.field.upper() == "FT":
841f7c19cb55 Convert abcfield.py from OptionParser to ArgumentParser.
Jim Hague <jim.hague@acm.org>
parents: 728
diff changeset
257 line = getFullTitle(lines, dir, args.starts, args.latex)
727
772402f5f8ea Provide full titles for next and previous tunes in web pages.
Jim Hague <jim.hague@acm.org>
parents: 726
diff changeset
258 else:
733
841f7c19cb55 Convert abcfield.py from OptionParser to ArgumentParser.
Jim Hague <jim.hague@acm.org>
parents: 728
diff changeset
259 line = getFieldDisplayText(lines, dir, args.field, args.index, args.starts, args.latex)
586
daa3b76bd11f More abcfield.py updates and mark it Python 3.
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parents: 584
diff changeset
260 else:
733
841f7c19cb55 Convert abcfield.py from OptionParser to ArgumentParser.
Jim Hague <jim.hague@acm.org>
parents: 728
diff changeset
261 if args.field.upper() == "FT":
841f7c19cb55 Convert abcfield.py from OptionParser to ArgumentParser.
Jim Hague <jim.hague@acm.org>
parents: 728
diff changeset
262 args.field = "T"
841f7c19cb55 Convert abcfield.py from OptionParser to ArgumentParser.
Jim Hague <jim.hague@acm.org>
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263 line = getFieldText(lines, args.field, args.index, args.starts)
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264 if line:
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265 print(line)
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266 return True
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267 else:
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268 return False
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269
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270 # execute only if run as a script
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271 parser = argparse.ArgumentParser(description="Extract field data from ABC file.")
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272 parser.add_argument("-f", "--field", dest="field", default="T",
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273 help=("extract the given field [default: %(default)s]. "
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274 "Field FT is special; it returns the full title "
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275 "- the title followed by subtitle in () if "
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276 "present - for display text, or just the title "
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277 "for non-display text."))
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278 parser.add_argument("-l", "--latex", dest="latex",
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279 action="store_true", default=False,
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280 help="convert special characters for LaTeX (default HTML)")
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281 parser.add_argument("-d", "--display", dest="display",
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282 action="store_true", default=False,
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283 help=("convert to display text. Convert accents to "
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284 "LaTeX or HTML, in titles convert 'Tune, The' to "
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285 "'The Tune', convert keys to full key name, "
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286 "and expand Markdown in notes and history."))
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287 parser.add_argument("-n", "--index", dest="index",
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288 action="store", type=int, default=1,
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289 help="report INDEXth value [default: %(default)s]")
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290 parser.add_argument("-s", "--starts", dest="starts",
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291 action="store", default=None,
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292 help=("report only if line starts with CONTENT "
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293 "and remove CONTENT"),
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294 metavar="CONTENT")
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295 parser.add_argument('input', type=argparse.FileType('r'),
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296 help='input ABC file')
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297 args = parser.parse_args()
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298
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299 path = pathlib.Path(args.input.name)
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300 with path.open() as f:
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301 res = process(f, path.parent, args)
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302 sys.exit(int(not res))