formatted code with black

umnp/microcontroller/eeprom/EEPROM_24LC32A.py

 import sys
+
 if sys.implementation.name == "micropython":
     # noinspection PyUnresolvedReferences
     from machine import I2C
 else:
     from umnp.microcontroller.umock.machine import I2C
 
-
 I2C_ADDRESS_EEPROM24LC32A = 0x50
 
 
@@ -25,12 +25,13 @@ class EEPROM24LC32A:
     def __calculate_address(self, block_idx, offset=0):
         address = block_idx * self.__block_size + offset
         if address > self.__max_size or address < 0:
-            raise RuntimeError(f"Invalid address {address}, out of range [0, {self.__max_size}]")
+            raise RuntimeError(
+                f"Invalid address {address}, out of range [0, {self.__max_size}]"
+            )
         result = bytearray(2)
         result[0] = address >> 8
         result[1] = address & 0xFF
 
-
     def __set_read_address(self, address):
         self.__i2c.writeto(self.__i2c_address, address)
 
@@ -110,7 +111,9 @@ class EEPROM24LC32A:
         else:
             block_count, remainder = divmod(bytes_to_write, self.__block_size)
             if remainder != self.__block_size - offset:
-                raise RuntimeError("Buffer length not a multiple of the block size + offset")
+                raise RuntimeError(
+                    "Buffer length not a multiple of the block size + offset"
+                )
 
             address = self.__calculate_address(block_num, offset)
             self.__write_page(address, buf[: self.__block_size - offset])

umnp/microcontroller/umock/machine/__init__.py

@@ -20,8 +20,18 @@ class RTC:
             print("RTC.datetime() setting not implemented")
             return
 
-        now = datetime.datetime.now(datetime.timezone.utc) + datetime.timedelta(seconds=self._time_offset)
-        return now.year, now.month, now.day, now.hour, now.minute, now.second, now.microsecond / 1000 / 1000
+        now = datetime.datetime.now(datetime.timezone.utc) + datetime.timedelta(
+            seconds=self._time_offset
+        )
+        return (
+            now.year,
+            now.month,
+            now.day,
+            now.hour,
+            now.minute,
+            now.second,
+            now.microsecond / 1000 / 1000,
+        )
 
 
 class SPI:
@@ -55,11 +65,22 @@ class I2C:
     def writeto(self, addr: int, buf: bytearray, sopt=True):
         return 1
 
-    def readfrom_info(self, addr: int, buf, stop=True, ):
+    def readfrom_info(
+        self,
+        addr: int,
+        buf,
+        stop=True,
+    ):
         return None
 
     def readfrom(self, addr: int, nbytes, stop=True) -> bytes:
-        return b''
+        return b""
 
     def writevto(self, add: int, vector, stop=True):
         return 1
+
+    def readfrom_mem(self, i2c_address, address, n_bytes):
+        return 1
+
+    def writeto_mem(self, i2c_address, address, buffer):
+        pass