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from helsinki_models import helsinki_models, get_clearly_formatted_langauge_directions
from iso639_wrapper import get_name_from_iso_code
from language_detection import detect_language
from collections import OrderedDict
from utils import convert_keys_to_lowercase, match_in_keys, match_in_values
def get_all_source_languages():
"""
Returns a human-readable `dict source_languages_names:codes`
based on the available models.
"""
source_languages = {}
language_directions = get_clearly_formatted_langauge_directions()
for direction in language_directions:
source_lang_code = direction.split('-')[0]
source_language_name = get_name_from_iso_code(source_lang_code)
if source_language_name:
source_languages[source_language_name] = source_lang_code
source_languages = OrderedDict(sorted(source_languages.items()))
all_source_langs_including_auto_detect = \
{ **{'Auto Detect' : 'Auto Detect'}, **source_languages}
return all_source_langs_including_auto_detect
def update_source_languages_dict(source_languages_dict, auto_detected_language):
source_languages_dict[auto_detected_language] = "Auto Detect"
def get_target_languages(source_language_code, input_text=None):
"""
Returns a human-readable `dict of target languages names to codes`
based on the available models and the source language passed.
"""
include_all_languages = False
if source_language_code == "Auto Detect":
source_language_code, include_all_languages = auto_detect_language_code(input_text)
target_languages = {}
language_directions = get_clearly_formatted_langauge_directions()
for direction in language_directions:
if direction.startswith(f"{source_language_code}-") or include_all_languages:
target_language = direction.split('-')[1] # Extracting the last part as the target language
target_language_name = get_name_from_iso_code(target_language)
if target_language_name:
target_languages[target_language_name] = target_language
return OrderedDict(sorted(target_languages.items())), source_language_code
def auto_detect_language_code(input_text):
DEFAULT_SOURCE_LANGUAGE = "en"
detected_language_string = DEFAULT_SOURCE_LANGUAGE
if not input_text:
return DEFAULT_SOURCE_LANGUAGE, True
language_or_code = detect_language(input_text)
if language_or_code == "unknown":
return DEFAULT_SOURCE_LANGUAGE, True
else:
detected_language_string = match_in_keys(get_all_source_languages(), language_or_code)
if not detected_language_string:
detected_language_string = match_in_values(get_all_source_languages(), language_or_code)
if detected_language_string:
return detected_language_string, False
else:
return DEFAULT_SOURCE_LANGUAGE, True
# Example usage:
# all_source_languages = get_all_source_languages()
# print("All Source Languages:", all_source_languages)
# source_language_code = "pa" # Replace with your desired source language
# target_languages = get_target_languages(source_language_code)
# print(f"Target Languages for {source_language_code}:", target_languages)
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