fixing mosaic

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "rasters"
-version = "1.5.3"
+version = "1.5.4"
 description = "raster processing toolkit"
 readme = "README.md"
 authors = [

rasters/multi_raster.py

@@ -19,6 +19,8 @@
     from .raster import Raster
 
 class MultiRaster(Raster):
+    multi = True
+
     def __init__(
             self,
             array: Union[np.ndarray, Raster],

rasters/raster.py

@@ -47,6 +47,8 @@
 class Raster:
     DEFAULT_GEOTIFF_COMPRESSION = "deflate"
 
+    multi = False
+
     logger = logging.getLogger(__name__)
 
     def __init__(
@@ -435,14 +437,17 @@ def open(
             raise ValueError("invalid window")
 
         with rasterio.open(filename, "r", **kwargs) as file:
-            if file.count != 1:
+            if file.count != 1 and not cls.multi:
                 raise IOError(f"raster file with {file.count} bands is not single-band: {filename}")
 
             if nodata is None:
                 nodata = file.nodata
 
             if window is None:
-                data = file.read(1)
+                if cls.multi:
+                    data = file.read()
+                else:
+                    data = file.read(1)
                 geometry = source_geometry
             else:
                 data = file.read(1, window=window)
@@ -461,7 +466,7 @@ def open(
                     crs=CRS
                 )
 
-        result = Raster(data, geometry, nodata=nodata, filename=filename, cmap=cmap, **kwargs)
+        result = cls(data, geometry, nodata=nodata, filename=filename, cmap=cmap, **kwargs)
 
         if isinstance(target_geometry, RasterGeometry):
             result = result.to_geometry(target_geometry, resampling=resampling)

rasters/rasters.py

@@ -26,5 +26,6 @@
 from .local_UTM_proj4 import local_UTM_proj4
 from .linear_downscale import linear_downscale
 from .bias_correct import bias_correct
+from .mosaic import mosaic
 
 __author__ = "Gregory Halverson"

rasters/version.txt

@@ -1 +1 @@
-1.5.3
+1.5.4