def execute(self, create_API_object=False):
"""
:param bool createAPIObject: True if the runner should create the API object
:returns str: error from execution
Executes as a string if there is no filepath. Otherwise,
executes from the filepath.
"""
if create_API_object:
error = self._createAPIObject()
if error is not None:
return error
executer = ProgramExecuter(self._program_filename,
self._program, self._table.getNamespace())
if not self._user_directory is None:
sys.path.append(self._user_directory)
# Check syntax here because there may be an uncorrected
# syntax error in a column
msg = executer.execute()
# Update the table columns
namespace = executer.getNamespace()
if API_OBJECT in namespace:
api_object = namespace[API_OBJECT]
api_object.updateColumnFromColumnVariables()
api_object.controller.endProgram(
details="After updateColumnFromColumnVariables")
return msg
def do(self):
"""
Construct the statement
:return str: error or None
"""
error = None
if self._formula is None:
self._statement = None
self._isExpression = False
self._isStatement = False
return
exception_stmt = None
exception_expr = None
try:
# See if this is an expression
_ = compile(self._formula, "string", "eval")
statement = "%s = %s" % (self._name, self._formula)
self._isExpression = True
self._statement = statement
except SyntaxError as err:
linenumber = 1
error = "At line %d, %s" % (linenumber, str(err))
if error is not None:
executer = ProgramExecuter(self._name, self._formula, {})
error = executer.checkSyntax()
self._isExpression = False
self._statement = self._formula
return error
def do(self):
"""
Construct the statement
:return str: error or None
"""
error = None
if self._formula is None:
self._statement = None
self._isExpression = False
self._isStatement = False
return
exception_stmt = None
exception_expr = None
try:
# See if this is an expression
_ = compile(self._formula, "string", "eval")
statement = "%s = %s" % (self._name,
self._formula)
self._isExpression = True
self._statement = statement
except SyntaxError as err:
linenumber = 1
error = "At line %d, %s" % (linenumber, str(err))
if error is not None:
executer = ProgramExecuter(self._name,
self._formula, {})
error = executer.checkSyntax()
self._isExpression = False
self._statement = self._formula
return error
def execute(self, create_API_object=False):
"""
:param bool createAPIObject: True if the runner should create the API object
:returns str: error from execution
Executes as a string if there is no filepath. Otherwise,
executes from the filepath.
"""
if create_API_object:
error = self._createAPIObject()
if error is not None:
return error
executer = ProgramExecuter(self._program_filename, self._program,
self._table.getNamespace())
if not self._user_directory is None:
sys.path.append(self._user_directory)
# Check syntax here because there may be an uncorrected
# syntax error in a column
msg = executer.execute()
# Update the table columns
namespace = executer.getNamespace()
if API_OBJECT in namespace:
api_object = namespace[API_OBJECT]
api_object.updateColumnFromColumnVariables()
api_object.controller.endProgram(
details="After updateColumnFromColumnVariables")
return msg
def _runProgram(self, program_name, program, exc_lineno):
"""
Executes the program.
:param str program_name:
:param str program:
:param int exc_lineno: line number of exception (0 if None)
:return str: message from syntax checking and program execution
"""
executer = ProgramExecuter(program_name, program, self.namespace)
msg = executer.execute()
if msg is None:
msg = executer.execute()
if exc_lineno == 0:
self.assertIsNone(msg)
else:
self.assertTrue(str(exc_lineno) in msg)
return msg
def _createAPIObject(self):
"""
Creates the API object needed for the runtime.
Note that the APIFormulas object is created in the program
to avoid circular imports.
:return str error: error from execution
"""
namespace = self._table.getNamespace()
namespace['_table'] = self._table
program = """
from scisheets.core import api as api
%s = api.APIFormulas(_table, is_logging=True, debug=%s)
""" % (API_OBJECT, self.debug)
executer = ProgramExecuter("ProgramRunner._createAPIObject", program,
namespace)
result = executer.execute()
namespace[API_OBJECT] = executer.getNamespace()[API_OBJECT]
return result
def _runProgram(self, program_name, program, exc_lineno):
"""
Executes the program.
:param str program_name:
:param str program:
:param int exc_lineno: line number of exception (0 if None)
:return str: message from syntax checking and program execution
"""
executer = ProgramExecuter(program_name, program,
self.namespace)
msg = executer.execute()
if msg is None:
msg = executer.execute()
if exc_lineno == 0:
self.assertIsNone(msg)
else:
self.assertTrue(str(exc_lineno) in msg)
return msg
def _createAPIObject(self):
"""
Creates the API object needed for the runtime.
Note that the APIFormulas object is created in the program
to avoid circular imports.
:return str error: error from execution
"""
namespace = self._table.getNamespace()
namespace['_table'] = self._table
program = """
from scisheets.core import api as api
%s = api.APIFormulas(_table, is_logging=True, debug=%s)
""" % (API_OBJECT, self.debug)
executer = ProgramExecuter("ProgramRunner._createAPIObject", program,
namespace)
result = executer.execute()
try:
namespace[API_OBJECT] = executer.getNamespace()[API_OBJECT]
except Exception as e:
import pdb
pdb.set_trace()
pass
return result
