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functions implemented to call from REST, also leading 0's and full tests implemented for StartUp and OnlineTest. 
If OnlineTest = false, StartUp get called. If StartUp = true the last generated number which failed OnlineTest will be used to not manipulate the RNG with the tests.

pi_numbers_separated_I2C_function.py

@@ -0,0 +1,157 @@
+import os
+import time
+from smbus import SMBus
+from StartUpTest import StartUPTest
+from TotOnline import TotOnline
+
+def read_data(num_numbers, bits_per_number):
+    addr = 0x8
+    bus = SMBus(1)
+
+    # Calculate the total number of bytes required to accommodate the desired number of bits
+    total_bytes = (num_numbers * bits_per_number + 7) // 8
+
+    # Define the filename
+    filename = f'{num_numbers}numbers_{bits_per_number}bits'
+
+    start_time = time.time()  # start time of read
+
+    with open(filename + '.bin', 'wb') as file:
+        bytes_received = 0
+        while bytes_received < total_bytes:
+            # Read a byte from the serial port
+            data = bus.read_byte(addr)
+            file.write(bytes([data]))
+            bytes_received += 1
+            time.sleep(0.0000001)
+
+    end_time = time.time()  # end time of read
+    elapsed_time = end_time - start_time
+
+    seconds = int(elapsed_time)
+    milliseconds = int((elapsed_time % 1) * 1000)
+
+    new_filename = f"{filename}_TimeInSeconds_{seconds}_{milliseconds}.bin" # filename in format filename_seconds_milliseconds as txt with needed time to finish read
+
+    os.rename(filename + '.bin', new_filename)  # change filename to new filename
+
+    return new_filename
+
+def convert_to_hex(binary_filename, num_numbers, bits_per_number):
+    with open(binary_filename, 'r') as f:
+        # Read the contents of the file
+        binary_content = f.read()
+
+    # Calculate the number of bits per chunk
+    bits_per_chunk = len(binary_content) // num_numbers
+
+    # Divide the binary content into equal chunks
+    binary_chunks = [binary_content[i * bits_per_chunk:(i + 1) * bits_per_chunk] for i in range(num_numbers)]
+
+    # Calculate the number of hexadecimal digits per chunk
+    hex_digits_per_chunk = (bits_per_chunk + 3) // 4  # Round up to the nearest integer
+
+    # Convert each binary chunk to a hexadecimal string with leading zeros
+    hex_chunks = [format(int(chunk, 2), f'0{hex_digits_per_chunk}X') for chunk in binary_chunks]
+
+    # Write the hex chunks to the file with separators and newlines
+    hex_filename = f'{num_numbers}numbers_{bits_per_number}bits.txt'
+    with open(hex_filename, 'w') as f:
+        for i in range(num_numbers):
+            hex_number = hex_chunks[i]
+            # write the separator between numbers except for the last one
+            if i != num_numbers - 1:
+                hex_number += ';'
+            f.write(hex_number)
+
+    return hex_filename
+
+
+def convert_to_binary(filename, num_numbers, bits_per_number):
+    with open(filename, 'rb') as f:
+        # Read the contents of the file as bytes
+        content = f.read()
+
+    # Convert the bytes to a string of binary digits
+    binary_str = ''.join(format(byte, '08b') for byte in content)
+
+    # Truncate the binary string to the desired length
+    truncated_binary_str = binary_str[:num_numbers * bits_per_number]
+
+    # Write the truncated binary string back to the file with separators
+    binary_filename = f'{num_numbers}numbers_{bits_per_number}bits_binary.txt'
+    with open(binary_filename, 'w') as f:
+        for i in range(0, len(truncated_binary_str), bits_per_number):
+            binary_number = truncated_binary_str[i:i+bits_per_number]
+            f.write(binary_number + '')
+
+    return binary_filename
+
+
+def process_data_in_chunks(data, chunk_size=1000000):
+    chunks = [data[i:i+chunk_size] for i in range(0, len(data), chunk_size)]
+    return chunks
+
+def perform_startup_tests(filename):
+    with open(filename, 'rb') as f:
+        # Read the contents of the file as bytes
+        content = f.read()
+
+        print("Run all StartUPTests")
+        binary_chunks = process_data_in_chunks(content)
+        first_chunk = binary_chunks[0]
+        result = StartUPTest.run_all_tests(first_chunk)
+        print(result)
+        return result
+        
+def perform_tot_online_tests(filename):
+    with open(filename, 'rb') as f:
+        # Read the contents of the file as bytes
+        content = f.read()
+
+        print("Run all TotOnline tests")
+        binary_chunks = process_data_in_chunks(content)
+        first_chunk = binary_chunks[0]
+        result = TotOnline.run_all_tests(first_chunk)
+        print(result)
+        return result
+
+def analyze_data(num_numbers, bits_per_number, startup=False):
+
+    if startup:
+        filename = read_data(10, 80000)
+        binary_filename = convert_to_binary(filename, 10, 80000)
+        perform_startup_tests(binary_filename)
+        perform_tot_online_tests(binary_filename)
+        os.unlink(filename)
+        os.unlink(binary_filename)
+
+    else:
+        filename = read_data(num_numbers, bits_per_number)
+        binary_filename = convert_to_binary(filename, num_numbers, bits_per_number)
+        hex_filename = convert_to_hex(binary_filename, num_numbers, bits_per_number)
+        result = perform_tot_online_tests(binary_filename)
+        with open(hex_filename, 'rb') as f:
+            # Read the contents of the file as bytes
+            hex_return = f.read()
+            print(hex_return)
+            os.unlink(filename)
+            os.unlink(hex_filename)
+            os.unlink(binary_filename)
+            if result:
+                return hex_return
+            else:
+                filename = read_data(10, 80000)
+                binary_filename = convert_to_binary(filename, 10, 80000)
+                SUTres = perform_startup_tests(binary_filename)
+                TOTres = perform_tot_online_tests(binary_filename)
+                if SUTres and TOTres:
+                    os.unlink(filename)
+                    os.unlink(binary_filename)
+                    return hex_return
+                else:
+                    return False
+
+# Teste den Code
+result = analyze_data(8, 10003, startup=False)
+print(result)