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Fix issue 2288: Handle list inputs in tool_usage._validate_tool_input

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Co-Authored-By: Joe Moura <joao@crewai.com>
This commit is contained in:
Devin AI
2025-03-05 22:17:34 +00:00
parent 00eede0d5d
commit cf2a1346fd
2 changed files with 102 additions and 4 deletions
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32
src/crewai/tools/tool_usage.py
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@@ -432,7 +432,13 @@ class ToolUsage:
# Attempt 1: Parse as JSON
try:
arguments = json.loads(tool_input)
if isinstance(arguments, dict):
# Handle case where arguments is a list
if isinstance(arguments, list) and len(arguments) > 0 and isinstance(arguments[0], dict):
self._printer.print(
content=f"Tool input is a list, extracting first element: {arguments[0]}", color="blue"
)
return arguments[0]
elif isinstance(arguments, dict):
return arguments
except (JSONDecodeError, TypeError):
pass # Continue to the next parsing attempt
@@ -440,7 +446,13 @@ class ToolUsage:
# Attempt 2: Parse as Python literal
try:
arguments = ast.literal_eval(tool_input)
if isinstance(arguments, dict):
# Handle case where arguments is a list
if isinstance(arguments, list) and len(arguments) > 0 and isinstance(arguments[0], dict):
self._printer.print(
content=f"Tool input is a list, extracting first element: {arguments[0]}", color="blue"
)
return arguments[0]
elif isinstance(arguments, dict):
return arguments
except (ValueError, SyntaxError):
pass # Continue to the next parsing attempt
@@ -448,7 +460,13 @@ class ToolUsage:
# Attempt 3: Parse as JSON5
try:
arguments = json5.loads(tool_input)
if isinstance(arguments, dict):
# Handle case where arguments is a list
if isinstance(arguments, list) and len(arguments) > 0 and isinstance(arguments[0], dict):
self._printer.print(
content=f"Tool input is a list, extracting first element: {arguments[0]}", color="blue"
)
return arguments[0]
elif isinstance(arguments, dict):
return arguments
except (JSONDecodeError, ValueError, TypeError):
pass # Continue to the next parsing attempt
@@ -460,7 +478,13 @@ class ToolUsage:
content=f"Repaired JSON: {repaired_input}", color="blue"
)
arguments = json.loads(repaired_input)
if isinstance(arguments, dict):
# Handle case where arguments is a list
if isinstance(arguments, list) and len(arguments) > 0 and isinstance(arguments[0], dict):
self._printer.print(
content=f"Tool input is a list, extracting first element: {arguments[0]}", color="blue"
)
return arguments[0]
elif isinstance(arguments, dict):
return arguments
except Exception as e:
error = f"Failed to repair JSON: {e}"