def vote_proposal(self, proposal_id, has_approval, voter_address=None):
"""Proposal approval
Args:
proposal_id (int): proposal id
has_approval (bool): Approved
voter_address (str): Approve address
"""
# If the address of the sender is not specified, we prescribe the default
if voter_address is None:
voter_address = self.tron.default_address.hex
if not self.tron.isAddress(voter_address):
raise TronError('Invalid voter_address address provided')
if not is_integer(proposal_id) or proposal_id < 0:
raise TronError('Invalid proposal_id provided')
if not is_boolean(has_approval):
raise TronError('Invalid has_approval provided')
return self.tron.manager.request(
'/wallet/proposalapprove', {
'owner_address': self.tron.address.to_hex(voter_address),
'proposal_id': int(proposal_id),
'is_add_approval': bool(has_approval)
})
def to_hex(self, val):
"""
Helper function that will convert a generic value to hex.
Note: This function does not convert TRX addresses to Hex.
If you wish to specifically convert TRX addresses to HEX,
please use tron.address.to_hex instead.
Example:
>>> tron.to_hex("test")
>>> # result "74657374"
"""
if is_boolean(val):
return self.from_decimal(+val)
if type(val) == dict:
return self.from_utf8(json.dumps(val).replace(' ', ''))
if is_string(val):
if val[:2] == '0x':
return val
if not isinstance(val, numbers.Real):
return self.from_utf8(val)
return self.from_decimal(val)
def validate_abi_value(abi_type, value):
"""
Helper function for validating a value against the expected abi_type
Note: abi_type 'bytes' must either be python3 'bytes' object or ''
"""
if is_array_type(abi_type) and is_list_like(value):
# validate length
specified_length = length_of_array_type(abi_type)
if specified_length is not None:
if specified_length < 1:
raise TypeError(
"Invalid abi-type: {abi_type}. Length of fixed sized arrays"
"must be greater than 0.".format(abi_type=abi_type))
if specified_length != len(value):
raise TypeError(
"The following array length does not the length specified"
"by the abi-type, {abi_type}: {value}".format(
abi_type=abi_type, value=value))
# validate sub_types
sub_type = sub_type_of_array_type(abi_type)
for v in value:
validate_abi_value(sub_type, v)
return
elif is_bool_type(abi_type) and is_boolean(value):
return
elif is_uint_type(abi_type) and is_integer(value) and value >= 0:
return
elif is_int_type(abi_type) and is_integer(value):
return
elif is_address_type(abi_type):
is_address(value)
return
elif is_bytes_type(abi_type):
if is_bytes(value):
return
elif is_string(value):
if is_0x_prefixed(value):
return
else:
raise TypeError(
"ABI values of abi-type 'bytes' must be either"
"a python3 'bytes' object or an '0x' prefixed string.")
elif is_string_type(abi_type) and is_string(value):
return
raise TypeError(
"The following abi value is not a '{abi_type}': {value}".format(
abi_type=abi_type, value=value))
def to_bytes(primitive=None, hexstr=None, text=None):
assert_one_val(primitive, hexstr=hexstr, text=text)
if is_boolean(primitive):
return b'\x01' if primitive else b'\x00'
elif isinstance(primitive, bytes):
return primitive
elif is_integer(primitive):
return to_bytes(hexstr=to_hex(primitive))
elif hexstr is not None:
if len(hexstr) % 2:
hexstr = '0x0' + remove_0x_prefix(hexstr)
return decode_hex(hexstr)
elif text is not None:
return text.encode('utf-8')
raise TypeError("expected an int in first arg, or keyword of hexstr or text")
def vote_proposal(self, proposal_id, has_approval, voter_address):
"""Proposal approval
Args:
proposal_id (int): proposal id
has_approval (bool): Approved
voter_address (str): Approve address
"""
if not self.tron.isAddress(voter_address):
raise TronError('Invalid voter_address address provided')
if not is_integer(proposal_id) or proposal_id < 0:
raise TronError('Invalid proposal_id provided')
if not is_boolean(has_approval):
raise TronError('Invalid has_approval provided')
return self.tron.manager.request('/wallet/proposalapprove', {
'owner_address': self.tron.address.to_hex(voter_address),
'proposal_id': int(proposal_id),
'is_add_approval': bool(has_approval)
})