def get_chord_single(chord, quality):
remaining_extensions = remaining_extension_filter(chord, quality)
quality_semitones = quality_to_semitones(quality)
first_semitone_revision, remaining_extensions = suspension_scanner(
remaining_extensions, quality_semitones)
final_semitone_revision = extension_scanner(remaining_extensions,
first_semitone_revision,
quality)
if final_semitone_revision is None:
pass
elif repeated_interval_filter(final_semitone_revision) is not True:
final_semitone_strings, semitone_indices_to_replace = \
extension_replacement_scan(
semitones_to_strings(final_semitone_revision), chord)
final_semitone_revision = remove_element_by_index_scan(
final_semitone_revision, semitone_indices_to_replace)
return chord, final_semitone_revision, final_semitone_strings
def get_chord_in_line():
final_input = user_input()
if final_input is None:
return
root, quality, remaining_extensions = final_input
root_position = root_position_filter(root)
quality_semitones = quality_to_semitones(quality)
first_semitone_revision, remaining_extensions = suspension_scanner(
remaining_extensions, quality_semitones)
final_semitone_revision = extension_scanner(remaining_extensions,
first_semitone_revision,
quality)
if final_semitone_revision is None:
return
interval_indices = semitones_to_indices(final_semitone_revision,
root_position)
final_intervals = indices_to_notes(interval_indices, root)
semitone_strings = semitones_to_strings(final_semitone_revision, False)
print(final_intervals, " ", semitone_strings)
def extension_scanner(remaining_extensions,
first_semitone_revision,
quality,
multi_scan=True):
"""Scans remaining chord string for extensions and adds / replaces them in the final semitone list
Args:
remaining_extensions: a string of all unused elements of original user input (string)
first_semitone_revision: a list of all required semitone jumps after the suspension scan (integers)
quality: user input chord quality (string)
multi_scan:
Returns:
final list of required quality semitone jumps (integers)
"""
quality_semitones = quality_to_semitones(quality)
final_semitone_revision = first_semitone_revision
if remaining_extensions == "":
return final_semitone_revision
extension_semitones = [
extensions().get(i) for i in extensions() if i in remaining_extensions
]
for i in extensions():
if i in remaining_extensions:
remaining_extensions = remaining_extensions.replace(i, "")
tail_extensions = []
if remaining_extensions != "":
print("These chord extensions not recognized: " + remaining_extensions)
return None
elif remaining_extensions == "":
for i in extension_semitones:
tail_extensions.append(i)
tail_extensions.sort()
final_semitone_revision += tail_extensions
final_semitone_revision.sort()
if multi_scan is False:
final_semitone_revision = list(dict.fromkeys(final_semitone_revision))
return final_semitone_revision
elif multi_scan is True:
if len(list(dict.fromkeys(final_semitone_revision))) != len(
final_semitone_revision):
return None
else:
return final_semitone_revision
def get_chord_multiple():
chord_inputs = open("COMBINED_PRE_QUALS.txt", "r")
for i in chord_inputs:
stripped_chord = i.replace("\n", "")
quality = quality_filter(stripped_chord)
remaining_extensions = remaining_extension_filter(
stripped_chord, quality)
quality_semitones = quality_to_semitones(quality)
first_semitone_revision, remaining_extensions = suspension_scanner(
remaining_extensions, quality_semitones)
final_semitone_revision = extension_scanner(remaining_extensions,
first_semitone_revision,
quality)
final_output_template = []
if final_semitone_revision is None:
pass
elif repeated_interval_filter(final_semitone_revision) is not True:
final_semitone_strings, semitone_indices_to_replace = \
extension_replacement_scan(semitones_to_strings(
final_semitone_revision), stripped_chord)
final_semitone_revision = remove_element_by_index_scan(
final_semitone_revision, semitone_indices_to_replace)
final_output_template.insert(0, final_semitone_strings)
final_output_template.insert(0, final_semitone_revision)
final_output_template.insert(0, [stripped_chord])
print(final_output_template, file=open("database.txt", "a"))
def quality_semitones_filter(chord):
quality = quality_filter(chord)
quality_semitones = quality_to_semitones(quality)
return quality_semitones