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Refactored symbol

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Jamie Hardt
2022-11-20 13:31:10 -08:00
parent 7ec983f63f
commit 065bd26f4c
4 changed files with 79 additions and 81 deletions
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2
ptulsconv/__init__.py
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@@ -1,5 +1,3 @@
from ptulsconv.docparser.ptuls_grammar import protools_text_export_grammar
__version__ = '1.0.5'
__author__ = 'Jamie Hardt'
__license__ = 'MIT'

76
ptulsconv/docparser/pt_doc_parser.py
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@@ -1,16 +1,90 @@
from parsimonious.nodes import NodeVisitor
from parsimonious.grammar import Grammar
from .doc_entity import SessionDescriptor, HeaderDescriptor, TrackDescriptor, FileDescriptor, \
TrackClipDescriptor, ClipDescriptor, PluginDescriptor, MarkerDescriptor
protools_text_export_grammar = Grammar(
r"""
document = header files_section? clips_section? plugin_listing? track_listing? markers_listing?
header = "SESSION NAME:" fs string_value rs
"SAMPLE RATE:" fs float_value rs
"BIT DEPTH:" fs integer_value "-bit" rs
"SESSION START TIMECODE:" fs string_value rs
"TIMECODE FORMAT:" fs frame_rate " Drop"? " Frame" rs
"# OF AUDIO TRACKS:" fs integer_value rs
"# OF AUDIO CLIPS:" fs integer_value rs
"# OF AUDIO FILES:" fs integer_value rs block_ending
frame_rate = ("60" / "59.94" / "30" / "29.97" / "25" / "24" / "23.976")
files_section = files_header files_column_header file_record* block_ending
files_header = "F I L E S I N S E S S I O N" rs
files_column_header = "Filename" isp fs "Location" rs
file_record = string_value fs string_value rs
clips_section = clips_header clips_column_header clip_record* block_ending
clips_header = "O N L I N E C L I P S I N S E S S I O N" rs
clips_column_header = string_value fs string_value rs
clip_record = string_value fs string_value (fs "[" integer_value "]")? rs
plugin_listing = plugin_header plugin_column_header plugin_record* block_ending
plugin_header = "P L U G - I N S L I S T I N G" rs
plugin_column_header = "MANUFACTURER " fs "PLUG-IN NAME " fs
"VERSION " fs "FORMAT " fs "STEMS " fs
"NUMBER OF INSTANCES" rs
plugin_record = string_value fs string_value fs string_value fs
string_value fs string_value fs string_value rs
track_listing = track_listing_header track_block*
track_block = track_list_top ( track_clip_entry / block_ending )*
track_listing_header = "T R A C K L I S T I N G" rs
track_list_top = "TRACK NAME:" fs string_value rs
"COMMENTS:" fs string_value rs
"USER DELAY:" fs integer_value " Samples" rs
"STATE: " track_state_list rs
("PLUG-INS: " ( fs string_value )* rs)?
"CHANNEL " fs "EVENT " fs "CLIP NAME " fs
"START TIME " fs "END TIME " fs "DURATION " fs
("TIMESTAMP " fs)? "STATE" rs
track_state_list = (track_state " ")*
track_state = "Solo" / "Muted" / "Inactive" / "Hidden"
track_clip_entry = integer_value isp fs
integer_value isp fs
string_value fs
string_value fs string_value fs string_value fs (string_value fs)?
track_clip_state rs
track_clip_state = ("Muted" / "Unmuted")
markers_listing = markers_listing_header markers_column_header marker_record*
markers_listing_header = "M A R K E R S L I S T I N G" rs
markers_column_header = "# " fs "LOCATION " fs "TIME REFERENCE " fs
"UNITS " fs "NAME " fs "COMMENTS" rs
marker_record = integer_value isp fs string_value fs integer_value isp fs
string_value fs string_value fs string_value rs
fs = "\t"
rs = "\n"
block_ending = rs rs
string_value = ~r"[^\t\n]*"
integer_value = ~r"\d+"
float_value = ~r"\d+(\.\d+)?"
isp = ~r"[^\d\t\n]*"
""")
def parse_document(path: str) -> SessionDescriptor:
"""
Parse a Pro Tools text export.
:param path: path to a file
:return: the session descriptor
"""
from .ptuls_grammar import protools_text_export_grammar
with open(path, 'r') as f:
ast = protools_text_export_grammar.parse(f.read())
return DocParserVisitor().visit(ast)

74
ptulsconv/docparser/ptuls_grammar.py
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@@ -1,74 +0,0 @@
from parsimonious.grammar import Grammar
protools_text_export_grammar = Grammar(
r"""
document = header files_section? clips_section? plugin_listing? track_listing? markers_listing?
header = "SESSION NAME:" fs string_value rs
"SAMPLE RATE:" fs float_value rs
"BIT DEPTH:" fs integer_value "-bit" rs
"SESSION START TIMECODE:" fs string_value rs
"TIMECODE FORMAT:" fs frame_rate " Drop"? " Frame" rs
"# OF AUDIO TRACKS:" fs integer_value rs
"# OF AUDIO CLIPS:" fs integer_value rs
"# OF AUDIO FILES:" fs integer_value rs block_ending
frame_rate = ("60" / "59.94" / "30" / "29.97" / "25" / "24" / "23.976")
files_section = files_header files_column_header file_record* block_ending
files_header = "F I L E S I N S E S S I O N" rs
files_column_header = "Filename" isp fs "Location" rs
file_record = string_value fs string_value rs
clips_section = clips_header clips_column_header clip_record* block_ending
clips_header = "O N L I N E C L I P S I N S E S S I O N" rs
clips_column_header = string_value fs string_value rs
clip_record = string_value fs string_value (fs "[" integer_value "]")? rs
plugin_listing = plugin_header plugin_column_header plugin_record* block_ending
plugin_header = "P L U G - I N S L I S T I N G" rs
plugin_column_header = "MANUFACTURER " fs "PLUG-IN NAME " fs
"VERSION " fs "FORMAT " fs "STEMS " fs
"NUMBER OF INSTANCES" rs
plugin_record = string_value fs string_value fs string_value fs
string_value fs string_value fs string_value rs
track_listing = track_listing_header track_block*
track_block = track_list_top ( track_clip_entry / block_ending )*
track_listing_header = "T R A C K L I S T I N G" rs
track_list_top = "TRACK NAME:" fs string_value rs
"COMMENTS:" fs string_value rs
"USER DELAY:" fs integer_value " Samples" rs
"STATE: " track_state_list rs
("PLUG-INS: " ( fs string_value )* rs)?
"CHANNEL " fs "EVENT " fs "CLIP NAME " fs
"START TIME " fs "END TIME " fs "DURATION " fs
("TIMESTAMP " fs)? "STATE" rs
track_state_list = (track_state " ")*
track_state = "Solo" / "Muted" / "Inactive" / "Hidden"
track_clip_entry = integer_value isp fs
integer_value isp fs
string_value fs
string_value fs string_value fs string_value fs (string_value fs)?
track_clip_state rs
track_clip_state = ("Muted" / "Unmuted")
markers_listing = markers_listing_header markers_column_header marker_record*
markers_listing_header = "M A R K E R S L I S T I N G" rs
markers_column_header = "# " fs "LOCATION " fs "TIME REFERENCE " fs
"UNITS " fs "NAME " fs "COMMENTS" rs
marker_record = integer_value isp fs string_value fs integer_value isp fs
string_value fs string_value fs string_value rs
fs = "\t"
rs = "\n"
block_ending = rs rs
string_value = ~r"[^\t\n]*"
integer_value = ~r"\d+"
float_value = ~r"\d+(\.\d+)?"
isp = ~r"[^\d\t\n]*"
""")

8
tests/unittests/test_tagging.py
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@@ -1,5 +1,5 @@
import unittest
from ptulsconv.docparser import doc_entity, pt_doc_parser, ptuls_grammar, tag_compiler
from ptulsconv.docparser import doc_entity, pt_doc_parser, tag_compiler
import os.path
@@ -8,7 +8,7 @@ class TaggingIntegratedTests(unittest.TestCase):
def test_event_list(self):
with open(self.path, 'r') as f:
document_ast = ptuls_grammar.protools_text_export_grammar.parse(f.read())
document_ast = pt_doc_parser.protools_text_export_grammar.parse(f.read())
document: doc_entity.SessionDescriptor = pt_doc_parser.DocParserVisitor().visit(document_ast)
compiler = tag_compiler.TagCompiler()
compiler.session = document
@@ -28,7 +28,7 @@ class TaggingIntegratedTests(unittest.TestCase):
def test_append(self):
with open(self.path, 'r') as f:
document_ast = ptuls_grammar.protools_text_export_grammar.parse(f.read())
document_ast = pt_doc_parser.protools_text_export_grammar.parse(f.read())
document: doc_entity.SessionDescriptor = pt_doc_parser.DocParserVisitor().visit(document_ast)
compiler = tag_compiler.TagCompiler()
compiler.session = document
@@ -51,7 +51,7 @@ class TaggingIntegratedTests(unittest.TestCase):
def test_successive_appends(self):
with open(self.path, 'r') as f:
document_ast = ptuls_grammar.protools_text_export_grammar.parse(f.read())
document_ast = pt_doc_parser.protools_text_export_grammar.parse(f.read())
document: doc_entity.SessionDescriptor = pt_doc_parser.DocParserVisitor().visit(document_ast)
compiler = tag_compiler.TagCompiler()
compiler.session = document