Fixed database typo and removed unnecessary class identifier.

venv/Lib/site-packages/scipy/optimize/_trlib/__init__.py

@@ -0,0 +1,12 @@
+from ._trlib import TRLIBQuadraticSubproblem
+
+__all__ = ['TRLIBQuadraticSubproblem', 'get_trlib_quadratic_subproblem']
+
+
+def get_trlib_quadratic_subproblem(tol_rel_i=-2.0, tol_rel_b=-3.0, disp=False):
+    def subproblem_factory(x, fun, jac, hess, hessp):
+        return TRLIBQuadraticSubproblem(x, fun, jac, hess, hessp,
+                                        tol_rel_i=tol_rel_i,
+                                        tol_rel_b=tol_rel_b,
+                                        disp=disp)
+    return subproblem_factory

venv/Lib/site-packages/scipy/optimize/_trlib/setup.py

@@ -0,0 +1,30 @@
+def configuration(parent_package='', top_path=None):
+    from numpy import get_include
+    from scipy._build_utils.system_info import get_info
+    from scipy._build_utils import uses_blas64
+    from numpy.distutils.misc_util import Configuration
+
+    from os.path import join, dirname
+
+    if uses_blas64():
+        lapack_opt = get_info('lapack_ilp64_opt')
+    else:
+        lapack_opt = get_info('lapack_opt')
+
+    lib_inc = join(dirname(dirname(dirname(__file__))), '_lib')
+    bld_inc = join(dirname(dirname(dirname(__file__))), '_build_utils', 'src')
+
+    config = Configuration('_trlib', parent_package, top_path)
+    config.add_extension('_trlib',
+                         sources=['_trlib.c', 'trlib_krylov.c',
+                                  'trlib_eigen_inverse.c', 'trlib_leftmost.c',
+                                  'trlib_quadratic_zero.c', 'trlib_tri_factor.c'],
+                         include_dirs=[get_include(), lib_inc, bld_inc, 'trlib'],
+                         extra_info=lapack_opt,
+                         )
+    return config
+
+
+if __name__ == '__main__':
+    from numpy.distutils.core import setup
+    setup(**configuration(top_path='').todict())