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If return type is str set it to Text

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This commit is contained in:
Gabriel Luiz Freitas Almeida 2024-02-29 17:01:23 -03:00
commit 0b0b7d3c66
1 changed files with 51 additions and 17 deletions
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68
src/backend/langflow/interface/custom/utils.py
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@ -27,18 +27,24 @@ from langflow.utils import validate
from langflow.utils.util import get_base_classes
def add_output_types(frontend_node: CustomComponentFrontendNode, return_types: List[str]):
def add_output_types(
frontend_node: CustomComponentFrontendNode, return_types: List[str]
):
"""Add output types to the frontend node"""
for return_type in return_types:
if return_type is None:
raise HTTPException(
status_code=400,
detail={
"error": ("Invalid return type. Please check your code and try again."),
"error": (
"Invalid return type. Please check your code and try again."
),
"traceback": traceback.format_exc(),
},
)
if hasattr(return_type, "__name__"):
if return_type == str:
return_type = "Text"
elif hasattr(return_type, "__name__"):
return_type = return_type.__name__
elif hasattr(return_type, "__class__"):
return_type = return_type.__class__.__name__
@ -63,14 +69,18 @@ def reorder_fields(frontend_node: CustomComponentFrontendNode, field_order: List
frontend_node.template.fields = reordered_fields
def add_base_classes(frontend_node: CustomComponentFrontendNode, return_types: List[str]):
def add_base_classes(
frontend_node: CustomComponentFrontendNode, return_types: List[str]
):
"""Add base classes to the frontend node"""
for return_type_instance in return_types:
if return_type_instance is None:
raise HTTPException(
status_code=400,
detail={
"error": ("Invalid return type. Please check your code and try again."),
"error": (
"Invalid return type. Please check your code and try again."
),
"traceback": traceback.format_exc(),
},
)
@ -145,10 +155,14 @@ def add_new_custom_field(
# If options is a list, then it's a dropdown
# If options is None, then it's a list of strings
is_list = isinstance(field_config.get("options"), list)
field_config["is_list"] = is_list or field_config.get("is_list", False) or field_contains_list
field_config["is_list"] = (
is_list or field_config.get("is_list", False) or field_contains_list
)
if "name" in field_config:
warnings.warn("The 'name' key in field_config is used to build the object and can't be changed.")
warnings.warn(
"The 'name' key in field_config is used to build the object and can't be changed."
)
required = field_config.pop("required", field_required)
placeholder = field_config.pop("placeholder", "")
@ -179,7 +193,9 @@ def add_extra_fields(frontend_node, field_config, function_args):
if "name" not in extra_field or extra_field["name"] == "self":
continue
field_name, field_type, field_value, field_required = get_field_properties(extra_field)
field_name, field_type, field_value, field_required = get_field_properties(
extra_field
)
config = field_config.get(field_name, {})
frontend_node = add_new_custom_field(
frontend_node,
@ -217,7 +233,9 @@ def run_build_config(
raise HTTPException(
status_code=400,
detail={
"error": ("Invalid type convertion. Please check your code and try again."),
"error": (
"Invalid type convertion. Please check your code and try again."
),
"traceback": traceback.format_exc(),
},
) from exc
@ -245,7 +263,9 @@ def run_build_config(
raise HTTPException(
status_code=400,
detail={
"error": ("Invalid type convertion. Please check your code and try again."),
"error": (
"Invalid type convertion. Please check your code and try again."
),
"traceback": traceback.format_exc(),
},
) from exc
@ -298,16 +318,24 @@ def build_custom_component_template(
try:
frontend_node = build_frontend_node(custom_component.template_config)
field_config, custom_instance = run_build_config(custom_component, user_id=user_id, update_field=update_field)
field_config, custom_instance = run_build_config(
custom_component, user_id=user_id, update_field=update_field
)
entrypoint_args = custom_component.get_function_entrypoint_args
add_extra_fields(frontend_node, field_config, entrypoint_args)
frontend_node = add_code_field(frontend_node, custom_component.code, field_config.get("code", {}))
frontend_node = add_code_field(
frontend_node, custom_component.code, field_config.get("code", {})
)
add_base_classes(frontend_node, custom_component.get_function_entrypoint_return_type)
add_output_types(frontend_node, custom_component.get_function_entrypoint_return_type)
add_base_classes(
frontend_node, custom_component.get_function_entrypoint_return_type
)
add_output_types(
frontend_node, custom_component.get_function_entrypoint_return_type
)
reorder_fields(frontend_node, custom_instance._get_field_order())
@ -318,7 +346,9 @@ def build_custom_component_template(
raise HTTPException(
status_code=400,
detail={
"error": ("Invalid type convertion. Please check your code and try again."),
"error": (
"Invalid type convertion. Please check your code and try again."
),
"traceback": traceback.format_exc(),
},
) from exc
@ -342,7 +372,9 @@ def build_custom_components(settings_service):
if not settings_service.settings.COMPONENTS_PATH:
return {}
logger.info(f"Building custom components from {settings_service.settings.COMPONENTS_PATH}")
logger.info(
f"Building custom components from {settings_service.settings.COMPONENTS_PATH}"
)
custom_components_from_file = {}
processed_paths = set()
for path in settings_service.settings.COMPONENTS_PATH:
@ -353,7 +385,9 @@ def build_custom_components(settings_service):
custom_component_dict = build_custom_component_list_from_path(path_str)
if custom_component_dict:
category = next(iter(custom_component_dict))
logger.info(f"Loading {len(custom_component_dict[category])} component(s) from category {category}")
logger.info(
f"Loading {len(custom_component_dict[category])} component(s) from category {category}"
)
custom_components_from_file = merge_nested_dicts_with_renaming(
custom_components_from_file, custom_component_dict
)