Optimize mapping algorithm

Consider some share class names are with multiple short name, e.g.
CPR Invest Global Disruptive Opportunities Class I sw EUR - Acc
The short names are I and sw
The purpose is to support get all of short names from share class name.
This commit is contained in:
Blade He 2024-10-02 15:08:26 -05:00
parent 3bb13947af
commit edb90c718e
2 changed files with 45 additions and 27 deletions

12
main.py
View File

@ -574,9 +574,9 @@ def test_data_extraction_metrics():
def test_mapping_raw_name():
doc_id = "389171486"
raw_name = "Nordea 2 Emerging Market Local Debt Enhanced Fund Y - Shares"
raw_share_name = "Y - Shares"
doc_id = "483617247"
raw_name = "CPR Invest Global Disruptive Opportunities Class I sw EUR - Acc"
raw_share_name = "Class I sw EUR - Acc"
output_folder = r"/data/emea_ar/output/mapping_data/docs/by_text/"
data_mapping = DataMapping(
doc_id,
@ -589,7 +589,7 @@ def test_mapping_raw_name():
mapping_info = data_mapping.matching_with_database(
raw_name=raw_name,
raw_share_name=raw_share_name,
parent_id="FS00009Q8R",
parent_id=None,
matching_type="share",
process_cache=process_cache
)
@ -705,12 +705,12 @@ if __name__ == "__main__":
]
# special_doc_id_list = check_mapping_doc_id_list
special_doc_id_list = check_db_mapping_doc_id_list
special_doc_id_list = ["483617247"]
# special_doc_id_list = ["483617247"]
output_mapping_child_folder = r"/data/emea_ar/output/mapping_data/docs/"
output_mapping_total_folder = r"/data/emea_ar/output/mapping_data/total/"
re_run_extract_data = False
re_run_mapping_data = True
force_save_total_data = False
force_save_total_data = True
extract_ways = ["text"]
for extract_way in extract_ways:

View File

@ -167,7 +167,7 @@ def get_most_similar_name(text: str,
'share', 'shares']])
text_currency = None
text_feature = None
text_share_short_name = None
text_share_short_name_list = None
if matching_type == "share" and text is not None and len(text.strip()) > 0:
if process_cache is not None and isinstance(process_cache, dict):
if process_cache.get(text, None) is not None:
@ -177,20 +177,23 @@ def get_most_similar_name(text: str,
text_currency = cache.get("share_currency")
else:
if share_name is not None and len(share_name.strip()) > 0:
text_share_short_name = get_share_short_name_from_text(share_name)
text_share_short_name_list = get_share_short_name_from_text(share_name)
text_feature = get_share_feature_from_text(share_name)
text_currency = get_currency_from_text(share_name)
else:
text_share_short_name = get_share_short_name_from_text(text)
text_share_short_name_list = get_share_short_name_from_text(text)
text_feature = get_share_feature_from_text(text)
text_currency = get_currency_from_text(text)
# sort text_share_short_name_list
text_share_short_name_list.sort()
process_cache[text] = {
"share_short_name": text_share_short_name,
"share_short_name": text_share_short_name_list,
"share_feature": text_feature,
"share_currency": text_currency
}
else:
text_share_short_name = get_share_short_name_from_text(share_name)
text_share_short_name_list = get_share_short_name_from_text(share_name)
text_share_short_name_list.sort()
text_feature = get_share_feature_from_text(share_name)
text_currency = get_currency_from_text(share_name)
@ -221,20 +224,22 @@ def get_most_similar_name(text: str,
if process_cache is not None and isinstance(process_cache, dict):
if process_cache.get(copy_name, None) is not None:
cache = process_cache.get(copy_name)
copy_name_short_name = cache.get("share_short_name")
copy_name_short_name_list = cache.get("share_short_name")
copy_name_feature = cache.get("share_feature")
copy_name_currency = cache.get("share_currency")
else:
copy_name_short_name = get_share_short_name_from_text(copy_share_name)
copy_name_short_name_list = get_share_short_name_from_text(copy_share_name)
copy_name_short_name_list.sort()
copy_name_feature = get_share_feature_from_text(copy_share_name)
copy_name_currency = get_currency_from_text(copy_share_name)
process_cache[copy_name] = {
"share_short_name": copy_name_short_name,
"share_short_name": copy_name_short_name_list,
"share_feature": copy_name_feature,
"share_currency": copy_name_currency
}
else:
copy_name_short_name = get_share_short_name_from_text(copy_share_name)
copy_name_short_name_list = get_share_short_name_from_text(copy_share_name)
copy_name_short_name_list.sort()
copy_name_feature = get_share_feature_from_text(copy_share_name)
copy_name_currency = get_currency_from_text(copy_share_name)
@ -248,9 +253,9 @@ def get_most_similar_name(text: str,
if copy_name_feature.lower() not in text.lower().split():
continue
if matching_type == "share":
if text_share_short_name is not None and len(text_share_short_name) > 0 and \
copy_name_short_name is not None and len(copy_name_short_name) > 0:
if text_share_short_name != copy_name_short_name:
if text_share_short_name_list is not None and len(text_share_short_name_list) > 0 and \
copy_name_short_name_list is not None and len(copy_name_short_name_list) > 0:
if text_share_short_name_list != copy_name_short_name_list:
continue
max_similarity = similarity
max_similarity_full_name = full_name
@ -304,15 +309,17 @@ def get_share_short_name_from_text(text: str):
temp_share_features = [feature.lower() for feature in share_features_full_name]
count = 0
share_short_name_list = []
for split in text_split[::-1]:
if count == 4:
break
if split.lower() not in temp_share_features and \
split not in total_currency_list:
split.upper() not in total_currency_list:
if len(split) <= 3 and split.upper() == split:
return split.upper()
share_short_name_list.append(split.upper())
count += 1
return None
return share_short_name_list
def get_share_feature_from_text(text: str):
if text is None or len(text.strip()) == 0:
@ -370,14 +377,20 @@ def update_for_currency(text: str, share_name: str, compare_list: list):
if not with_currency and len(with_currency_list) == 0:
pass
elif not with_currency and len(with_currency_list) > 0:
share_short_name = ""
share_short_name_list = []
if share_name is not None and len(share_name.strip()) > 0:
share_short_name = get_share_short_name_from_text(share_name)
share_short_name_list = get_share_short_name_from_text(share_name)
updated = False
if len(share_short_name) < 4 and share_short_name.upper() == share_short_name:
if len(share_short_name_list) > 0:
if len(without_currency_list) > 0:
for index in without_currency_list:
if share_short_name in compare_list[index].split():
all_in_list = True
compare_split = [split.upper() for split in compare_list[index].split()]
for share_shot_name in share_short_name_list:
if share_shot_name not in compare_split:
all_in_list = False
break
if all_in_list:
text = text + ' ' + 'USD'
if share_name is not None:
share_name = share_name + ' ' + 'USD'
@ -386,8 +399,13 @@ def update_for_currency(text: str, share_name: str, compare_list: list):
if not updated:
currency_list = []
for index in with_currency_list:
compare_split = compare_list[index].split()
if share_short_name in compare_split:
all_in_list = True
compare_split = [split.upper() for split in compare_list[index].split()]
for share_shot_name in share_short_name_list:
if share_shot_name not in compare_split:
all_in_list = False
break
if all_in_list:
current_currency_list = [split for split in compare_split
if split.upper() in total_currency_list]
if len(current_currency_list) > 0: