solve circular import with __version__

rainforest/__init__.py

@@ -1,15 +1,7 @@
-import importlib.metadata as _importlib_metadata
-
 from . import qpe
 from . import common
 from . import database
 from . import ml
 from . import performance
 
-# Get the version
-try:
-    __version__ = _importlib_metadata.version("rainforest_mch")
-except _importlib_metadata.PackageNotFoundError:
-    # package is not installed
-    __version__ = "0.0.0"
-
+__version__ = common.utils.get_version()

rainforest/common/utils.py

@@ -12,6 +12,7 @@
 # Global imports
 import datetime
 import io
+import importlib.metadata as _importlib_metadata
 import os
 from collections import OrderedDict
 import numpy as np
@@ -22,11 +23,22 @@
 import  dask.dataframe as dd
 import re
 import numbers
+
 # Local imports
 from .logger import logger
 from .wgs84_ch1903 import GPSConverter
 from . import constants
 
+def get_version():
+    # Get the version
+    try:
+        version = _importlib_metadata.version("rainforest_mch")
+    except _importlib_metadata.PackageNotFoundError:
+        # package is not installed
+        version = "0.0.0"
+    return version
+
+
 def hex_to_rgb(value):
     value = value.lstrip('#')
     lv = len(value)

rainforest/qpe/qpe.py

@@ -23,7 +23,6 @@
 from pathlib import Path
 import os
 
-
 from pathlib import Path
 from scipy.ndimage import gaussian_filter
 from scipy.signal import convolve2d
@@ -33,7 +32,7 @@
 from pyart.aux_io.odim_h5_writer import write_odim_grid_h5
 from pyart.aux_io.odim_h5 import proj4_to_dict
 
-from .. import __version__
+from ..common.utils import get_version
 from ..common.logger import logger
 from ..common import constants
 from ..common.retrieve_data import retrieve_prod, get_COSMO_T, retrieve_hzt_prod, retrieve_prod_RT, retrieve_hzt_RT
@@ -160,7 +159,7 @@ def _features_to_chgrid(features, features_labels, time, missing_files):
 
     grid.metadata['source'] = b'ORG:215, CTY:644, CMT:MeteoSwiss (Switzerland)'
     grid.metadata['version'] = b'H5rad 2.3'
-    grid.metadata['sw_version'] = __version__
+    grid.metadata['sw_version'] = get_version()
     # Add missing radar information
     quality = 'ADLPW'
     if len(missing_files) != 0:
@@ -227,7 +226,7 @@ def _qpe_to_chgrid(qpe, time, missing_files, precision=2):
     grid.fields['radar_estimated_rain_rate']['prodname'] = 'CHRFO'
     grid.metadata['source'] = b'ORG:215, CTY:644, CMT:MeteoSwiss (Switzerland)'
     grid.metadata['version'] = b'H5rad 2.3'
-    grid.metadata['sw_version'] = __version__
+    grid.metadata['sw_version'] = get_version()
     # Add missing radar information
     quality = 'ADLPW'
     if len(missing_files) != 0: