Merge pull request #22 from xgboosted/copilot/fix-21

Fix circular import error by moving metadata to separate module

Author: xgboosted

pandas_ta_classic/__init__.py

@@ -3,245 +3,22 @@
 """
 .. moduleauthor:: Kevin Johnson
 """
-from importlib.util import find_spec
-from pathlib import Path
-from pandas_ta_classic.core import *
-
-try:
-    from pkg_resources import get_distribution, DistributionNotFound
+# Import metadata from _meta module to avoid circular imports
+from pandas_ta_classic._meta import (
+    Category,
+    Imports,
+    version,
+    CANGLE_AGG,
+    EXCHANGE_TZ,
+    RATE,
+)
 
-    try:
-        _dist = get_distribution("pandas-ta-classic")
-        try:
-            # Normalize case for Windows systems
-            here = Path(_dist.location) / __file__
-            if not here.exists():
-                # not installed, but there is another version that *is*
-                raise DistributionNotFound
-        except DistributionNotFound:
-            __version__ = "0.3.14b1"
-        else:
-            __version__ = _dist.version
-    except DistributionNotFound:
-        __version__ = "0.3.14b1"
-except ImportError:
-    # Fallback for when pkg_resources is not available
-    __version__ = "0.3.14b1"
+# Import core functionality
+from pandas_ta_classic.core import *
 
-version = __version__
+__version__ = version
 __description__ = (
     "An easy to use Python 3 Pandas Extension with 130+ Technical Analysis Indicators. "
     "Can be called from a Pandas DataFrame or standalone like TA-Lib. Correlation tested with TA-Lib. "
     "This is the classic/community maintained version."
 )
-
-Imports = {
-    "alphaVantage-api": find_spec("alphaVantageAPI") is not None,
-    "matplotlib": find_spec("matplotlib") is not None,
-    "mplfinance": find_spec("mplfinance") is not None,
-    "numba": find_spec("numba") is not None,
-    "yaml": find_spec("yaml") is not None,
-    "scipy": find_spec("scipy") is not None,
-    "sklearn": find_spec("sklearn") is not None,
-    "statsmodels": find_spec("statsmodels") is not None,
-    "stochastic": find_spec("stochastic") is not None,
-    "talib": find_spec("talib") is not None,
-    "tqdm": find_spec("tqdm") is not None,
-    "vectorbt": find_spec("vectorbt") is not None,
-    "yfinance": find_spec("yfinance") is not None,
-}
-
-# Not ideal and not dynamic but it works.
-# Will find a dynamic solution later.
-Category = {
-    # Candles
-    "candles": ["cdl_pattern", "cdl_z", "ha"],
-    # Cycles
-    "cycles": ["ebsw"],
-    # Momentum
-    "momentum": [
-        "ao",
-        "apo",
-        "bias",
-        "bop",
-        "brar",
-        "cci",
-        "cfo",
-        "cg",
-        "cmo",
-        "coppock",
-        "cti",
-        "er",
-        "eri",
-        "fisher",
-        "inertia",
-        "kdj",
-        "kst",
-        "macd",
-        "mom",
-        "pgo",
-        "ppo",
-        "psl",
-        "pvo",
-        "qqe",
-        "roc",
-        "rsi",
-        "rsx",
-        "rvgi",
-        "slope",
-        "smi",
-        "squeeze",
-        "squeeze_pro",
-        "stc",
-        "stoch",
-        "stochrsi",
-        "td_seq",
-        "trix",
-        "tsi",
-        "uo",
-        "willr",
-    ],
-    # Overlap
-    "overlap": [
-        "alma",
-        "dema",
-        "ema",
-        "fwma",
-        "hilo",
-        "hl2",
-        "hlc3",
-        "hma",
-        "ichimoku",
-        "jma",
-        "kama",
-        "linreg",
-        "mcgd",
-        "midpoint",
-        "midprice",
-        "ohlc4",
-        "pwma",
-        "rma",
-        "sinwma",
-        "sma",
-        "ssf",
-        "supertrend",
-        "swma",
-        "t3",
-        "tema",
-        "trima",
-        "vidya",
-        "vwap",
-        "vwma",
-        "wcp",
-        "wma",
-        "zlma",
-    ],
-    # Performance
-    "performance": ["log_return", "percent_return"],
-    # Statistics
-    "statistics": [
-        "entropy",
-        "kurtosis",
-        "mad",
-        "median",
-        "quantile",
-        "skew",
-        "stdev",
-        "tos_stdevall",
-        "variance",
-        "zscore",
-    ],
-    # Trend
-    "trend": [
-        "adx",
-        "amat",
-        "aroon",
-        "chop",
-        "cksp",
-        "decay",
-        "decreasing",
-        "dpo",
-        "increasing",
-        "long_run",
-        "psar",
-        "qstick",
-        "short_run",
-        "tsignals",
-        "ttm_trend",
-        "vhf",
-        "vortex",
-        "xsignals",
-    ],
-    # Volatility
-    "volatility": [
-        "aberration",
-        "accbands",
-        "atr",
-        "bbands",
-        "donchian",
-        "hwc",
-        "kc",
-        "massi",
-        "natr",
-        "pdist",
-        "rvi",
-        "thermo",
-        "true_range",
-        "ui",
-    ],
-    # Volume, "vp" or "Volume Profile" is unique
-    "volume": [
-        "ad",
-        "adosc",
-        "aobv",
-        "cmf",
-        "efi",
-        "eom",
-        "kvo",
-        "mfi",
-        "nvi",
-        "obv",
-        "pvi",
-        "pvol",
-        "pvr",
-        "pvt",
-    ],
-}
-
-CANGLE_AGG = {
-    "open": "first",
-    "high": "max",
-    "low": "min",
-    "close": "last",
-    "volume": "sum",
-}
-
-# https://www.worldtimezone.com/markets24.php
-EXCHANGE_TZ = {
-    "NZSX": 12,
-    "ASX": 11,
-    "TSE": 9,
-    "HKE": 8,
-    "SSE": 8,
-    "SGX": 8,
-    "NSE": 5.5,
-    "DIFX": 4,
-    "RTS": 3,
-    "JSE": 2,
-    "FWB": 1,
-    "LSE": 1,
-    "BMF": -2,
-    "NYSE": -4,
-    "TSX": -4,
-}
-
-RATE = {
-    "DAYS_PER_MONTH": 21,
-    "MINUTES_PER_HOUR": 60,
-    "MONTHS_PER_YEAR": 12,
-    "QUARTERS_PER_YEAR": 4,
-    "TRADING_DAYS_PER_YEAR": 252,  # Keep even
-    "TRADING_HOURS_PER_DAY": 6.5,
-    "WEEKS_PER_YEAR": 52,
-    "YEARLY": 1,
-}