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updated dB_to_freq docstring

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Former-commit-id: 68b1c121bd
This commit is contained in:
Joshua Chin 2015-06-17 14:34:03 -04:00
parent ac7c71ae70
commit 7e5a1476c0
1 changed files with 4 additions and 2 deletions
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6
wordfreq/__init__.py
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@ -128,8 +128,10 @@ def get_frequency_list(lang, wordlist='combined', match_cutoff=30):
def dB_to_freq(dB):
"""
Converts decibels to freequency.
If the decibels is positive, throws a ValueError
Decibels are a logarithmic scale of frequency. 0dB represents a frequency
of 1 (it happens every time). -10dB represents a frequency of 1/10, or
1 in every 10. -20dB represents a frequency of 1/100. In general x dB
represents a frequency of 10 ** (x/10)
"""
if dB > 0:
raise ValueError(