Reorganize the source under src/dunshire.

[dunshire.git] / errors.py

diff --git a/errors.py b/errors.py
deleted file mode 100644 (file)
index bb52cac..0000000
--- a/errors.py
+++ /dev/null
@@ -1,52 +0,0 @@
-"""
-Errors that can occur when solving a linear game.
-"""
-
-from cvxopt import matrix
-
-
-def _pretty_print_dict(dictionary):
-    """
-    Return a pretty-printed string representation of a dictionary
-    containing CVXOPT matrices.
-    """
-    result = ''
-    for (key, value) in dictionary.items():
-        if isinstance(value, matrix):
-            # Display matrices on their own lines, indented.
-            result += '  {:s}:'.format(key)
-            colvec = '\n{!s}'.format(value)
-            result += '\n    '.join(colvec.splitlines())
-            result += '\n'
-        else:
-            result += '  {:s}: {!s}\n'.format(key, value)
-
-    return result
-
-
-class GameUnsolvableException(Exception):
-    """
-    Every linear game has a solution (this follows from a general
-    min-max theorem). If we can't solve the conic program associated
-    with a linear game, then something is wrong with either the model of
-    the input.
-    """
-    def __init__(self, solution_dict):
-        """
-        Create a new GameUnsolvableException object.
-
-        INPUT:
-
-        - ``solution_dict`` -- the solution dictionary returned from the
-          cone program.
-
-        """
-        super().__init__()
-        self._solution_dict = solution_dict
-
-
-    def __str__(self):
-        tpl = 'Solution failed with result "{:s}."\n' \
-              'CVXOPT returned:\n{!s}'
-        return tpl.format(self._solution_dict['status'],
-                          _pretty_print_dict(self._solution_dict))