Commodity Channel Index (CCI)
get_cci(quotes, lookback_periods=20)
Parameters
name | type | notes |
---|---|---|
quotes | Iterable[Quote] | Iterable of the Quote class or its sub-class. • See here for usage with pandas.DataFrame |
lookback_periods | int, default 20 | Number of periods (N ) in the moving average. Must be greater than 0. |
Historical quotes requirements
You must have at least N+1
periods of quotes
to cover the warmup periods.
quotes
is an Iterable[Quote]
collection of historical price quotes. It should have a consistent frequency (day, hour, minute, etc). See the Guide for more information.
Return
CCIResults[CCIResult]
- This method returns a time series of all available indicator values for the
quotes
provided. CCIResults
is just a list ofCCIResult
.- It always returns the same number of elements as there are in the historical quotes.
- It does not return a single incremental indicator value.
- The first
N-1
periods will haveNone
values since there’s not enough data to calculate.
CciResult
name | type | notes |
---|---|---|
date | datetime | Date |
cci | float, Optional | Commodity Channel Index |
Utilities
See Utilities and Helpers for more information.
Example
from stock_indicators import indicators
# This method is NOT a part of the library.
quotes = get_historical_quotes("SPY")
# Calculate 20-period CCI
results = indicators.get_cci(quotes, 20)
About Commodity Channel Index (CCI)
Created by Donald Lambert, the Commodity Channel Index is an oscillator depicting deviation from typical price range, often used to identify cyclical trends. [Discuss] 💬