slither/examples/scripts/variable_in_condition.py

import sys
from slither.slither import Slither

if len(sys.argv) != 2:
    print("python variable_in_condition.py variable_in_condition.sol")
    sys.exit(-1)

# Init slither
slither = Slither(sys.argv[1])

# Get the contract
contracts = slither.get_contract_from_name("Contract")
assert len(contracts) == 1
contract = contracts[0]
# Get the variable
var_a = contract.get_state_variable_from_name("a")

# Get the functions reading the variable
functions_reading_a = contract.get_functions_reading_from_variable(var_a)

function_using_a_as_condition = [
    f
    for f in functions_reading_a
    if f.is_reading_in_conditional_node(var_a) or f.is_reading_in_require_or_assert(var_a)
]

# Print the result
print(f'The function using "a" in condition are {[f.name for f in function_using_a_as_condition]}')