dragonfly-grammars/_python_grammar.py

71 lines
2.5 KiB
Python

# Author:Brandon Lovrien
# This script is to be used for programming in the Python programming language
from dragonfly import (Grammar, CompoundRule, Dictation, Text, Key, AppContext, MappingRule)
class PythonEnabler(CompoundRule):
spec = "Enable Python" # Spoken command to enable the Python grammar.
def _process_recognition(self, node, extras): # Callback when command is spoken.
pythonBootstrap.disable()
pythonGrammar.enable()
print "Python grammar enabled"
class PythonDisabler(CompoundRule):
spec = "switch language" # spoken command to disable the Python grammar.
def _process_recognition(self, node, extras): # Callback when command is spoken.
pythonGrammar.disable()
pythonBootstrap.enable()
print "Python grammar disabled"
# This is a test rule to see if the Python grammar is enabled
class PythonTestRule(CompoundRule):
spec = "test Python" # Spoken form of command.
def _process_recognition(self, node, extras): # Callback when command is spoken.
print "Python grammar tested"
# Handles Python commenting syntax
class PythonCommentsSyntax(MappingRule):
mapping = {
"comment": Text("# "),
}
# handles Python control structures
class PythonControlStructures(MappingRule):
mapping = {
"if": Text("if condition:") + Key("enter"),
"while loop": Text("while condition:") + Key("enter"),
"for loop": Text("for something in something:") + Key("enter"),
"function": Text("def functionName():") + Key("enter"),
"class": Text("class className(inheritance):") + Key("enter"),
}
# The main Python grammar rules are activated here
pythonBootstrap = Grammar("python bootstrap")
pythonBootstrap.add_rule(PythonEnabler())
pythonBootstrap.load()
pythonGrammar = Grammar("python grammar")
pythonGrammar.add_rule(PythonTestRule())
pythonGrammar.add_rule(PythonCommentsSyntax())
pythonGrammar.add_rule(PythonControlStructures())
pythonGrammar.add_rule(PythonDisabler())
pythonGrammar.load()
pythonGrammar.disable()
# Unload function which will be called by natlink at unload time.
def unload():
global pythonGrammar
if pythonGrammar: pythonGrammar.unload()
pythonGrammar = None