import math
"""
Digital storage conversion table:
Each unit is a power of 1024 relative to bytes.
Bytes (B) = 1024^0
Kilobytes (KB) = 1024^1
Megabytes (MB) = 1024^2
Gigabytes (GB) = 1024^3
Terabytes (TB) = 1024^4
Petabytes (PB) = 1024^5
Exabytes (EB) = 1024^6
Zettabytes (ZB)= 1024^7
Yottabytes (YB)= 1024^8
"""
# Convert any unit to bytes using its exponent
def to_bytes(value, exponent):
# 1024^exponent gives the multiplier for the unit
return value * math.pow(1024.0, exponent)
# Convert bytes to any unit using its exponent
def from_bytes(bytes_value, exponent):
return bytes_value / math.pow(1024.0, exponent)
# Print all conversions from a given byte value
def print_all(bytes_value):
names = [
"Bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"
]
for exp, name in enumerate(names):
print(f"{name:8}: {from_bytes(bytes_value, exp):.6f}")
def main():
print("Digital Storage Unit Converter\n")
value = float(input("Enter value: "))
unit = input("Enter unit (B, KB, MB, GB, TB, PB, EB, ZB, YB): ")
# Map unit string to exponent
exponent = -1
if unit == "B": exponent = 0
if unit == "KB": exponent = 1
if unit == "MB": exponent = 2
if unit == "GB": exponent = 3
if unit == "TB": exponent = 4
if unit == "PB": exponent = 5
if unit == "EB": exponent = 6
if unit == "ZB": exponent = 7
if unit == "YB": exponent = 8
if exponent < 0:
print("Unknown unit.")
return
# Convert input to bytes
bytes_value = to_bytes(value, exponent)
# Print all conversions
print("\nConverted values:")
print_all(bytes_value)
if __name__ == "__main__":
main()
"""
run:
Digital Storage Unit Converter
Enter value: 345
Enter unit (B, KB, MB, GB, TB, PB, EB, ZB, YB): PB
Converted values:
Bytes : 388435467860705280.000000
KB : 379331511582720.000000
MB : 370440929280.000000
GB : 361758720.000000
TB : 353280.000000
PB : 345.000000
EB : 0.336914
ZB : 0.000329
YB : 0.000000
"""
