Remove retry can_send_many loop (#2060)

* remove retry loop from can_send_many

* while condition

python/__init__.py

@@ -831,18 +831,10 @@ def can_reset_communications(self):
  @ensure_can_packet_version
  def can_send_many(self, arr, timeout=CAN_SEND_TIMEOUT_MS):
  snds = pack_can_buffer(arr)
- while True:
- try:
- for tx in snds:
- while True:
- bs = self._handle.bulkWrite(3, tx, timeout=timeout)
- tx = tx[bs:]
- if len(tx) == 0:
- break
- logger.error("CAN: PARTIAL SEND MANY, RETRYING")
- break
- except (usb1.USBErrorIO, usb1.USBErrorOverflow):
- logger.error("CAN: BAD SEND MANY, RETRYING")
+ for tx in snds:
+ while len(tx) > 0:
+ bs = self._handle.bulkWrite(3, tx, timeout=timeout)
+ tx = tx[bs:]
 
  def can_send(self, addr, dat, bus, timeout=CAN_SEND_TIMEOUT_MS):
  self.can_send_many([[addr, dat, bus]], timeout=timeout)