Refactor TextToRecordComponent build method

This commit is contained in:
Gabriel Luiz Freitas Almeida 2024-03-08 16:14:19 -03:00
commit e30130cdb9

View file

@ -1,98 +1,25 @@
from typing import Any, Optional
from langflow import CustomComponent
from langflow.schema import Record
from langflow.template.field.base import TemplateField
class TextToRecordComponent(CustomComponent):
display_name = "Text to Record"
description = "A component to create a record from key-value pairs."
field_order = ["mode", "keys", "n_keys"]
description = "A component to create a record from Text."
beta: bool = True
def set_key_template(self, build_config, field_value):
keys_template = TemplateField(
name="n_keys" if field_value == "Number" else "keys",
field_type="dict" if field_value == "Number" else "str",
is_list=False if field_value == "Number" else True,
display_name="Keys",
info=(
"The Number of keys to use for the record."
if field_value == "Number"
else "The keys to use for the record."
),
input_types=["Text"],
)
build_config["keys"] = keys_template.to_dict()
def set_n_keys(self, build_config, field_name, field_value):
if int(field_value) == 0:
keep = ["n_keys", "code"]
for key in build_config.copy():
if key in keep:
continue
del build_config[key]
build_config[field_name]["value"] = int(field_value)
# Add new fields depending on the field value
for i in range(int(field_value)):
field = TemplateField(
name=f"Key and Value {i}",
field_type="dict",
display_name="",
info="The key for the record.",
input_types=["Text"],
)
build_config[field.name] = field.to_dict()
def set_keys_template(self, build_config, field_value):
for key in build_config.copy():
if key == "keys":
continue
del build_config[key]
for i in range(int(field_value)):
field = TemplateField(
name=f"Key and Value {i}",
field_type="dict",
display_name="",
info="The key for the record.",
input_types=["Text"],
)
build_config[field.name] = field.to_dict()
def update_build_config(
self,
build_config: dict,
field_value: Any,
field_name: Optional[str] = None,
):
if field_name == "mode":
build_config["mode"]["value"] = field_value
self.set_key_template(build_config, field_value)
if field_value is None:
return
if field_name == "n_keys":
self.set_n_keys(build_config, field_name, field_value)
elif field_name == "keys":
self.set_keys_template(build_config, field_value)
return build_config
def build_config(self):
return {
"mode": {
"display_name": "Mode",
"options": ["Text", "Number"],
"info": "The mode to use for creating the record.",
"real_time_refresh": True,
"input_types": [],
},
"data": {
"display_name": "Data",
"info": "The data to convert to a record.",
"input_types": ["Text"],
}
}
def build(self, mode: str, **kwargs) -> Record:
if mode == "Text":
data = kwargs
else:
data = {k: v for key, d in kwargs.items() for k, v in d.items() if key not in ["mode", "n_keys", "keys"]}
record = Record(data=data)
return record
def build(
self,
data: dict,
) -> Record:
return_record = Record(data=data)
self.status = return_record
return return_record