Move files

great_ai/large_file/helper/human_readable_to_byte.py

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+import re
+
+
+def human_readable_to_byte(size: str) -> int:
+    """Case is ignored, kb, kB, Kb, and KB are all treated as kilobyte."""
+
+    if size.strip() == "0":
+        return 0
+
+    possible_units = ("B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB")
+    units_re = "|".join(possible_units)
+    regex = re.compile(
+        rf"""
+        \s*                         # trim
+        (?P<scalar>\d+(.\d+)?)      # get scalar, it might be a float
+        \s*                         # ignore optional whitespace
+        (?P<unit>{units_re})        # capture the unit
+    """,
+        flags=re.VERBOSE | re.IGNORECASE,
+    )
+
+    match = regex.match(size)
+    if not match:
+        raise ValueError(f'Could not find values in "{size}"')
+
+    results = match.groupdict()
+
+    scalar = float(results["scalar"])
+    idx = possible_units.index(results["unit"].upper())
+    factor = 1024**idx
+    return round(scalar * factor)