compatibility with Mathics 7

pymathics/language/__main__.py

@@ -12,8 +12,8 @@
 from icu import Locale, LocaleData
 from typing import List, Optional
 
-from mathics.builtin.base import Builtin
 from mathics.core.atoms import String
+from mathics.core.base import Builtin
 from mathics.core.convert.expression import to_mathics_list
 
 availableLocales = Locale.getAvailableLocales()
@@ -70,7 +70,7 @@ class Alphabet(Builtin):
 
     summary_text = "lowercase letters in an alphabet"
 
-    def apply(self, alpha: String, evaluation):
+    def eval(self, alpha: String, evaluation):
         """Alphabet[alpha_String]"""
         alphabet_list = eval_alphabet(alpha)
         if alphabet_list is None:

pymathics/language/version.py

@@ -5,4 +5,4 @@
 # well as importing into Python. That's why there is no
 # space around "=" below.
 # fmt: off
-__version__="5.0.0"  # noqa
+__version__="7.0.0"  # noqa

setup.py

@@ -35,7 +35,7 @@ def read(*rnames):
     version=__version__,
     packages=find_namespace_packages(include=["pymathics.*"]),
     install_requires=[
-        "Mathics3 >= 5.0.0.dev0,<5.1.0",
+        "Mathics3 >= 7.0.0.dev",
         "PyICU>=2.9",
     ],
     zip_safe=False,