def __init__(self, name, value, dimension = None, description = ''):
"""
Constructor.
See instance variable documentation for more info on derived parameters.
"""
self.name = name
""" Name of the derived parameter.
@type: str """
self.dimension = dimension
""" Physical dimensions of the derived parameter.
@type: str """
self.value = value
""" Value of the derived parameter.
@type: str """
self.description = description
""" Description of the derived parameter.
@type: str """
try:
ep = ExprParser(self.value)
self.expression_tree = ep.parse()
except:
raise ParseError("Parse error when parsing value expression "
"'{0}' for derived parameter {1}",
self.value, self.name)
def __init__(self, name, value, dimension=None, description=''):
"""
Constructor.
See instance variable documentation for more info on derived parameters.
"""
self.name = name
""" Name of the derived parameter.
@type: str """
self.dimension = dimension
""" Physical dimensions of the derived parameter.
@type: str """
self.value = value
""" Value of the derived parameter.
@type: str """
self.description = description
""" Description of the derived parameter.
@type: str """
try:
ep = ExprParser(self.value)
self.expression_tree = ep.parse()
except:
raise ParseError(
"Parse error when parsing value expression "
"'{0}' for derived parameter {1}", self.value, self.name)
def parse_expr(self, expr, val, should_fail=False):
print('\n--- Parsing %s, checking against %s' % (expr, val))
ep = ExprParser(expr)
try:
pt = ep.parse()
print("Expr: %s " % expr)
print("Parsed as: %s " % (str(pt)))
print("Expected : %s " % (val))
print("Math : %s " % (pt.to_python_expr()))
assert str(pt) == val
print("Success")
except Exception as e:
if not should_fail:
print("Exception thrown %s" % e)
assert 1 == 2
else:
print("Successfully failed")
def parse_expr(self, expr, val, should_fail=False):
print('\n--- Parsing %s, checking against %s'%(expr, val))
ep = ExprParser(expr)
try:
pt = ep.parse()
print("Expr: %s "%expr)
print("Parsed as: %s "%(str(pt)))
print("Expected : %s "%(val))
print("Math : %s "%(pt.to_python_expr()))
assert str(pt) == val
print("Success")
except Exception as e:
if not should_fail:
print("Exception thrown %s"%e)
assert 1==2
else:
print("Successfully failed")
