57 lines
1.3 KiB
Python
57 lines
1.3 KiB
Python
import sys
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import gc
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from trezorutils import halt, memcpy, set_mode_unprivileged, symbol # noqa: F401
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def unimport(genfunc):
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async def inner(*args, **kwargs):
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mods = set(sys.modules)
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try:
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ret = await genfunc(*args, **kwargs)
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finally:
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for mod in sys.modules:
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if mod not in mods:
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del sys.modules[mod]
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gc.collect()
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return ret
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return inner
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def ensure(cond):
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if not cond:
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raise AssertionError()
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def chunks(items, size):
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for i in range(0, len(items), size):
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yield items[i:i + size]
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def split_words(sentence, width, metric=len):
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line = ''
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for c in sentence:
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line += c
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if metric(line) >= width:
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c = line[-1]
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if c == ' ':
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yield line
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line = ''
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else:
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yield line[:-1] + '-'
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line = c
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if line != '':
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yield line
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def format_amount(amount, decimals):
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d = pow(10, decimals)
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amount = ('%d.%0*d' % (amount // d, decimals, amount % d)).rstrip('0')
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if amount.endswith('.'):
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amount = amount[:-1]
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return amount
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def format_ordinal(number):
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return str(number) + {1: 'st', 2: 'nd', 3: 'rd'}.get(4 if 10 <= number % 100 < 20 else number % 10, 'th')
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