v1.1.5

What's Changed

• fix: use infer_nperiods instead of infer_freq for annualization by @Bortlesboat in #287
• perf: auto-infer annualization factor from data frequency in PerformanceStats by @Bortlesboat in #289
• fix: use time-span guards for three_month and six_month lookbacks by @Bortlesboat in #290
• Fix round-trip problem with to_price_index and to_returns by @Bortlesboat in #292
• fix: replace np.isnan with pd.isna for pd.NA compatibility by @Bortlesboat in #291
• test: fix FutureWarning in test_resample_returns by @Bortlesboat in #294

Full Changelog: v1.1.4...v1.1.5

v1.1.4

What's Changed

• fix: use log1p(pct_change()) in to_log_returns for NaN-safe computation by @Jo2234 in #282
• fix: use target downside deviation in Sortino ratio by @Bortlesboat in #285

New Contributors

• @Jo2234 made their first contribution in #282
• @Bortlesboat made their first contribution in #285

Full Changelog: v1.1.3...v1.1.4

v1.1.3

What's Changed

• Drop 3.8 by @timkpaine in #263
• Add fixes for pandas 3, test on all pandas versions by @timkpaine in #280

Full Changelog: v1.1.2...v1.1.3

v1.1.2

What's Changed

• to not lose the Adj Close column I set auto_adjust=False by @quant12345 in #261
• Update core.py by @edgrowity in #260

New Contributors

• @edgrowity made their first contribution in #260

Full Changelog: v1.1.1...v1.1.2

v1.1.1

What's Changed

• Cleanup, remove future, autofix ruff problems by @timkpaine in #245
• bugfix for newer ffn returning dfs instead of series by @timkpaine in #252

Full Changelog: v1.1.0...v1.1.1

v1.1.0

What's Changed

• Removing unmaintained pandas_datareader by @Gamrix in #239
• The as_format function from utils.py is not covered by the test. by @quant12345 in #242
• Replacing the obsolete applymap with map. by @quant12345 in #243

New Contributors

• @Gamrix made their first contribution in #239

Full Changelog: v1.0.4...v1.1.0

v1.0.4

What's Changed

• Enforce format during linting, run autoformatting by @timkpaine in #233
• Optimization and refactoring: fitness. by @quant12345 in #236
• Replacing the obsolete applymap with map. by @quant12345 in #235

New Contributors

• @quant12345 made their first contribution in #236

Full Changelog: v1.0.3...v1.0.4

v1.0.3

What's Changed

• Remove inadvertent non-3.8 compatible type annotation by @timkpaine in #231

Full Changelog: v1.0.2...v1.0.3

v1.0.2

What's Changed

• Fix deprecation warnings for pandas, workaround freq change, pin ruff up by @timkpaine in #224
• Add risk free rate by @nathanramoscfa in #223
• Add typing for the utils file by @GuyPago in #227
• numpy 2 support by @timkpaine in #229

New Contributors

• @GuyPago made their first contribution in #227

Full Changelog: v1.0.1...v1.0.2

v1.0.1

What's Changed

• Bump actions/setup-python from 4 to 5 by @dependabot in #215
• Update decorator lower bound, fixes pmorissette/bt/issues/298 by @timkpaine in #216
• Fix pandas deprecation warnings by @nathanramoscfa in #202
• Update init.py to 1.0.0 by @bbergua in #218
• Bump to 1.0.1 by @timkpaine in #219

New Contributors

• @nathanramoscfa made their first contribution in #202
• @bbergua made their first contribution in #218

Full Changelog: v1.0.0...v1.0.1