Fix: Allow scientific notation within WKT string (#573)

Author: autermann

geoalchemy2/elements.py

@@ -130,7 +130,7 @@ class WKTElement(_SpatialElement):
     __slots__ = ()
 
     _REMOVE_SRID = re.compile("(SRID=([0-9]+); ?)?(.*)")
-    SPLIT_WKT_PATTERN = re.compile(r"((SRID=\d+) *; *)?([\w ]+) *(\([-\d\. ,\(\)]+\))")
+    SPLIT_WKT_PATTERN = re.compile(r"((SRID=\d+) *; *)?([\w ]+) *(\([-\d\. ,\(\)eE]+\))")
 
     geom_from: str = "ST_GeomFromText"
     geom_from_extended_version: str = "ST_GeomFromEWKT"