# 8 examples of 'how to calculate percentage in python' in Python

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``172def get_percentage(i, n):173    if n == 0: 174        return '0 %'175    else:176        v = 100 * (1.0 * i / n)177        return '%.1f %%' % v``
``47@staticmethod48def percentage(part: float, whole: float) -&gt; float:49    """Returns percentage.5051    Just a normal algorithm to return the percent.5253    Args:54        part -&gt; part of the whole number55        whole -&gt; the whole number5657    Returns:58        Returns the percentage of part to whole.5960    """61    if part &lt;= 0 or whole &lt;= 0:62        return 063    # works with percentages64    return 100 * float(part) / float(whole)``
``8def percent_of(part, whole):9    """What percent of ``whole`` is ``part``?10    """11    # Use float to force true division.12    return float(part * 100) / whole``
``93def percent(numerator, denominator):94    """95    :param numerator: float96        Numerator of fraction97    :param denominator: float98        Denominator of fraction99    :return: str100        Fraction as percentage101    """102103    if denominator == 0:104        out = "0"105    else:106        out = str(int(numerator / float(denominator) * 100))107108    return out + "%"``
``30@property31def get_percentage(self):32    return self.percentage``
``12def get_percent_output (actual_val, max_val, percent_val, **kwargs):13        output = 014        a = (int(max_val) * int(percent_val))/10015        if (int(actual_val) &gt; a):16          output = 11718        return output``
``36def percent(part, whole):37    """Convert data to percent"""38    return round(100 * float(part) / float(whole), PRECISION)``
``228def _calc_percentage(self, format):229    """ Compiles sizes from numbers in format, handled as percentage """230    winwidth = self.vim.call('winwidth', 0)231    pattern = r'([\&lt;\&gt;\.\:\^])(\d+)'232233    def calc_percent(obj):234        percent = round(winwidth * (int(obj.group(2)) / 100))235        return obj.group(1) + str(percent)236237    return re.sub(pattern, calc_percent, self.__formatter)``