def autocorr(self, lag=1):
        return self.corr(self.shift(lag))
Expand specials like $!PRODUCT_DIR in |path|.
dataset/ETHPy150Open pydata/pandas/pandas/core/series.py/Series.autocorr--crossover with--dataset/ETHPy150Open adobe/brackets-shell/gyp/pylib/gyp/generator/ninja.py/NinjaWriter.ExpandSpecial