Fix version of pyjulia

setup.py

@@ -15,7 +15,7 @@ setuptools.setup(
     long_description=long_description,
     long_description_content_type="text/markdown",
     url="https://github.com/MilesCranmer/pysr",
-    install_requires=["julia", "numpy", "pandas", "sympy", "scikit-learn"],
+    install_requires=["julia>=0.5.7", "numpy", "pandas", "sympy", "scikit-learn"],
     packages=setuptools.find_packages(),
     package_data={"pysr": ["../Project.toml", "../datasets/*"]},
     include_package_data=False,

test/test.py

@@ -95,7 +95,7 @@ class TestPipeline(unittest.TestCase):
         np.testing.assert_almost_equal(regressor.predict(X), y, decimal=1)
 
         # Test if repeated fit works:
-        regressor.set_params(ncyclesperiteration=50)
+        regressor.set_params(niterations=0)
         regressor.fit(X, y)
 
         self.assertLessEqual(regressor.equations.iloc[-1]["loss"], 1e-4)