partlib

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"""
Types representing entities of GNU PCB files.
"""
import collections
import math
class Coordinate():
    """
    A coordinate in a PCB file.
    """
    MIL = 1e2
    MM = 1e5 / 25.4
    def __init__(self, raw: float = 0):
        self._raw = round(raw)
    def __repr__(self) -> str:
        return f'Coordinate({self._raw:d})'
    def _compare(self, other) -> int:
        if not isinstance(other, Coordinate):
            raise ValueError(f'{type(self).__name__:s} cannot be'
                             f' compared to {type(other).__name__:s}')
        if self._raw < other._raw:
            return -1
        if self._raw > other._raw:
            return 1
        return 0
    def __eq__(self, other) -> bool:
        return self._compare(other) == 0
    def __ne__(self, other) -> bool:
        return self._compare(other) != 0
    def __lt__(self, other) -> bool:
        return self._compare(other) < 0
    def __le__(self, other) -> bool:
        return self._compare(other) <= 0
    def __gt__(self, other) -> bool:
        return self._compare(other) > 0
    def __ge__(self, other) -> bool:
        return self._compare(other) >= 0
    def __add__(self, other):
 
 
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