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@@ -15,17 +15,69 @@ else:
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# import needed gizmo funtions
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from gizmo_funtions import return_part, stdin
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+# import needed packages
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+import sys
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+
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+# set default values
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+chordify_step = 1
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+
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+# process commandline arguments
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+args = sys.argv[1:]
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+if len(args)>0:
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+ if ("-ch" in args) or ("--choridy" in args):
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+ try:
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+ # get number
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+ if "-ch" in args:
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+ entered_number = int(args[args.index("-ch")+1])
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+ else:
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+ entered_number = int(args[args.index("--choridy")+1])
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+ # exit if wrong form entered
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+ if entered_number > 0:
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+ chordify_step = entered_number
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+ else:
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+ raise ValueError("Error: Please give an integer bigger than 0.")
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+ except (ValueError, IndexError):
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+ print("Error: Please give an integer bigger than 0.")
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+ exit()
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+ if ("-h" in args) or ( "--help" in args):
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+ # exit and display help message
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+ print("Usage: final-converter [options] [< input file]\n\n\
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+Options:\n\
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+ -ch, --chordify [step]\tenter step for chordifying (default is 1)\n\
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+ -h, --help\t\t\tprint this help message")
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+ exit()
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+
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# read from standard input
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stdin_list = stdin()
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-# create stream
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-stream1 = stream.Stream()
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-for i in range(len(stdin_list)):
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- current_note = (return_part(stdin_list,1)[i])
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- current_duration = float((return_part(stdin_list,0)[i]))
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- exec("note%s=note.Note('%s')" % (str(i),current_note))
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- exec("note%s.duration.quarterLength = (%s)" % (str(i),current_duration))
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- exec("stream1.append(note%s)" % (str(i)))
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-
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-# open stream in predefinded environment
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-stream1.show()
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+# create streams
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+for i in range(chordify_step):
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+ exec("stream%s = stream.Part(id='part0')" % (str(i)))
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+ for j in range(len(stdin_list)):
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+ if j % chordify_step == i:
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+ current_note = (return_part(stdin_list, 1)[j])
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+ current_duration = float((return_part(stdin_list, 0)[j]))
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+ exec("note%s=note.Note('%s')" % (str(j), current_note))
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+ exec("note%s.duration.quarterLength = (%s)" % (str(j), current_duration))
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+ exec("stream%s.append(note%s)" % (str(i), str(j)))
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+
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+# open concatenated main stream in predefinded environment
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+if chordify_step != 1:
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+ main_stream = stream.Score(id='mainScore')
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+
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+ for i in range(chordify_step):
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+ exec("main_stream.insert(0, stream%s)" % (str(i)))
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+
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+ main_stream = main_stream.chordify()
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+
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+ # correct length of the chords
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+ #print(int(len(stdin_list)/chordify_step))
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+ j = 0
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+ for i in main_stream.iter.notes:
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+ j += 1
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+ current_duration = float((return_part(stdin_list, 0)[j]))
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+ exec("i.duration.quarterLength = (%s)" % (current_duration))
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+
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+ main_stream.show()
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+else:
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+ stream0.show()
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Noah