| import os |
| import bdb |
| import types |
| from tkinter import * |
| from idlelib.WindowList import ListedToplevel |
| from idlelib.ScrolledList import ScrolledList |
| from idlelib import macosxSupport |
| |
| |
| class Idb(bdb.Bdb): |
| |
| def __init__(self, gui): |
| self.gui = gui |
| bdb.Bdb.__init__(self) |
| |
| def user_line(self, frame): |
| if self.in_rpc_code(frame): |
| self.set_step() |
| return |
| message = self.__frame2message(frame) |
| self.gui.interaction(message, frame) |
| |
| def user_exception(self, frame, info): |
| if self.in_rpc_code(frame): |
| self.set_step() |
| return |
| message = self.__frame2message(frame) |
| self.gui.interaction(message, frame, info) |
| |
| def in_rpc_code(self, frame): |
| if frame.f_code.co_filename.count('rpc.py'): |
| return True |
| else: |
| prev_frame = frame.f_back |
| if prev_frame.f_code.co_filename.count('Debugger.py'): |
| # (that test will catch both Debugger.py and RemoteDebugger.py) |
| return False |
| return self.in_rpc_code(prev_frame) |
| |
| def __frame2message(self, frame): |
| code = frame.f_code |
| filename = code.co_filename |
| lineno = frame.f_lineno |
| basename = os.path.basename(filename) |
| message = "%s:%s" % (basename, lineno) |
| if code.co_name != "?": |
| message = "%s: %s()" % (message, code.co_name) |
| return message |
| |
| |
| class Debugger: |
| |
| vstack = vsource = vlocals = vglobals = None |
| |
| def __init__(self, pyshell, idb=None): |
| if idb is None: |
| idb = Idb(self) |
| self.pyshell = pyshell |
| self.idb = idb |
| self.frame = None |
| self.make_gui() |
| self.interacting = 0 |
| |
| def run(self, *args): |
| try: |
| self.interacting = 1 |
| return self.idb.run(*args) |
| finally: |
| self.interacting = 0 |
| |
| def close(self, event=None): |
| if self.interacting: |
| self.top.bell() |
| return |
| if self.stackviewer: |
| self.stackviewer.close(); self.stackviewer = None |
| # Clean up pyshell if user clicked debugger control close widget. |
| # (Causes a harmless extra cycle through close_debugger() if user |
| # toggled debugger from pyshell Debug menu) |
| self.pyshell.close_debugger() |
| # Now close the debugger control window.... |
| self.top.destroy() |
| |
| def make_gui(self): |
| pyshell = self.pyshell |
| self.flist = pyshell.flist |
| self.root = root = pyshell.root |
| self.top = top = ListedToplevel(root) |
| self.top.wm_title("Debug Control") |
| self.top.wm_iconname("Debug") |
| top.wm_protocol("WM_DELETE_WINDOW", self.close) |
| self.top.bind("<Escape>", self.close) |
| # |
| self.bframe = bframe = Frame(top) |
| self.bframe.pack(anchor="w") |
| self.buttons = bl = [] |
| # |
| self.bcont = b = Button(bframe, text="Go", command=self.cont) |
| bl.append(b) |
| self.bstep = b = Button(bframe, text="Step", command=self.step) |
| bl.append(b) |
| self.bnext = b = Button(bframe, text="Over", command=self.next) |
| bl.append(b) |
| self.bret = b = Button(bframe, text="Out", command=self.ret) |
| bl.append(b) |
| self.bret = b = Button(bframe, text="Quit", command=self.quit) |
| bl.append(b) |
| # |
| for b in bl: |
| b.configure(state="disabled") |
| b.pack(side="left") |
| # |
| self.cframe = cframe = Frame(bframe) |
| self.cframe.pack(side="left") |
| # |
| if not self.vstack: |
| self.__class__.vstack = BooleanVar(top) |
| self.vstack.set(1) |
| self.bstack = Checkbutton(cframe, |
| text="Stack", command=self.show_stack, variable=self.vstack) |
| self.bstack.grid(row=0, column=0) |
| if not self.vsource: |
| self.__class__.vsource = BooleanVar(top) |
| self.bsource = Checkbutton(cframe, |
| text="Source", command=self.show_source, variable=self.vsource) |
| self.bsource.grid(row=0, column=1) |
| if not self.vlocals: |
| self.__class__.vlocals = BooleanVar(top) |
| self.vlocals.set(1) |
| self.blocals = Checkbutton(cframe, |
| text="Locals", command=self.show_locals, variable=self.vlocals) |
| self.blocals.grid(row=1, column=0) |
| if not self.vglobals: |
| self.__class__.vglobals = BooleanVar(top) |
| self.bglobals = Checkbutton(cframe, |
| text="Globals", command=self.show_globals, variable=self.vglobals) |
| self.bglobals.grid(row=1, column=1) |
| # |
| self.status = Label(top, anchor="w") |
| self.status.pack(anchor="w") |
| self.error = Label(top, anchor="w") |
| self.error.pack(anchor="w", fill="x") |
| self.errorbg = self.error.cget("background") |
| # |
| self.fstack = Frame(top, height=1) |
| self.fstack.pack(expand=1, fill="both") |
| self.flocals = Frame(top) |
| self.flocals.pack(expand=1, fill="both") |
| self.fglobals = Frame(top, height=1) |
| self.fglobals.pack(expand=1, fill="both") |
| # |
| if self.vstack.get(): |
| self.show_stack() |
| if self.vlocals.get(): |
| self.show_locals() |
| if self.vglobals.get(): |
| self.show_globals() |
| |
| def interaction(self, message, frame, info=None): |
| self.frame = frame |
| self.status.configure(text=message) |
| # |
| if info: |
| type, value, tb = info |
| try: |
| m1 = type.__name__ |
| except AttributeError: |
| m1 = "%s" % str(type) |
| if value is not None: |
| try: |
| m1 = "%s: %s" % (m1, str(value)) |
| except: |
| pass |
| bg = "yellow" |
| else: |
| m1 = "" |
| tb = None |
| bg = self.errorbg |
| self.error.configure(text=m1, background=bg) |
| # |
| sv = self.stackviewer |
| if sv: |
| stack, i = self.idb.get_stack(self.frame, tb) |
| sv.load_stack(stack, i) |
| # |
| self.show_variables(1) |
| # |
| if self.vsource.get(): |
| self.sync_source_line() |
| # |
| for b in self.buttons: |
| b.configure(state="normal") |
| # |
| self.top.wakeup() |
| self.root.mainloop() |
| # |
| for b in self.buttons: |
| b.configure(state="disabled") |
| self.status.configure(text="") |
| self.error.configure(text="", background=self.errorbg) |
| self.frame = None |
| |
| def sync_source_line(self): |
| frame = self.frame |
| if not frame: |
| return |
| filename, lineno = self.__frame2fileline(frame) |
| if filename[:1] + filename[-1:] != "<>" and os.path.exists(filename): |
| self.flist.gotofileline(filename, lineno) |
| |
| def __frame2fileline(self, frame): |
| code = frame.f_code |
| filename = code.co_filename |
| lineno = frame.f_lineno |
| return filename, lineno |
| |
| def cont(self): |
| self.idb.set_continue() |
| self.root.quit() |
| |
| def step(self): |
| self.idb.set_step() |
| self.root.quit() |
| |
| def next(self): |
| self.idb.set_next(self.frame) |
| self.root.quit() |
| |
| def ret(self): |
| self.idb.set_return(self.frame) |
| self.root.quit() |
| |
| def quit(self): |
| self.idb.set_quit() |
| self.root.quit() |
| |
| stackviewer = None |
| |
| def show_stack(self): |
| if not self.stackviewer and self.vstack.get(): |
| self.stackviewer = sv = StackViewer(self.fstack, self.flist, self) |
| if self.frame: |
| stack, i = self.idb.get_stack(self.frame, None) |
| sv.load_stack(stack, i) |
| else: |
| sv = self.stackviewer |
| if sv and not self.vstack.get(): |
| self.stackviewer = None |
| sv.close() |
| self.fstack['height'] = 1 |
| |
| def show_source(self): |
| if self.vsource.get(): |
| self.sync_source_line() |
| |
| def show_frame(self, stackitem): |
| frame, lineno = stackitem |
| self.frame = frame |
| self.show_variables() |
| |
| localsviewer = None |
| globalsviewer = None |
| |
| def show_locals(self): |
| lv = self.localsviewer |
| if self.vlocals.get(): |
| if not lv: |
| self.localsviewer = NamespaceViewer(self.flocals, "Locals") |
| else: |
| if lv: |
| self.localsviewer = None |
| lv.close() |
| self.flocals['height'] = 1 |
| self.show_variables() |
| |
| def show_globals(self): |
| gv = self.globalsviewer |
| if self.vglobals.get(): |
| if not gv: |
| self.globalsviewer = NamespaceViewer(self.fglobals, "Globals") |
| else: |
| if gv: |
| self.globalsviewer = None |
| gv.close() |
| self.fglobals['height'] = 1 |
| self.show_variables() |
| |
| def show_variables(self, force=0): |
| lv = self.localsviewer |
| gv = self.globalsviewer |
| frame = self.frame |
| if not frame: |
| ldict = gdict = None |
| else: |
| ldict = frame.f_locals |
| gdict = frame.f_globals |
| if lv and gv and ldict is gdict: |
| ldict = None |
| if lv: |
| lv.load_dict(ldict, force, self.pyshell.interp.rpcclt) |
| if gv: |
| gv.load_dict(gdict, force, self.pyshell.interp.rpcclt) |
| |
| def set_breakpoint_here(self, filename, lineno): |
| self.idb.set_break(filename, lineno) |
| |
| def clear_breakpoint_here(self, filename, lineno): |
| self.idb.clear_break(filename, lineno) |
| |
| def clear_file_breaks(self, filename): |
| self.idb.clear_all_file_breaks(filename) |
| |
| def load_breakpoints(self): |
| "Load PyShellEditorWindow breakpoints into subprocess debugger" |
| for editwin in self.pyshell.flist.inversedict: |
| filename = editwin.io.filename |
| try: |
| for lineno in editwin.breakpoints: |
| self.set_breakpoint_here(filename, lineno) |
| except AttributeError: |
| continue |
| |
| class StackViewer(ScrolledList): |
| |
| def __init__(self, master, flist, gui): |
| if macosxSupport.runningAsOSXApp(): |
| # At least on with the stock AquaTk version on OSX 10.4 you'll |
| # get an shaking GUI that eventually kills IDLE if the width |
| # argument is specified. |
| ScrolledList.__init__(self, master) |
| else: |
| ScrolledList.__init__(self, master, width=80) |
| self.flist = flist |
| self.gui = gui |
| self.stack = [] |
| |
| def load_stack(self, stack, index=None): |
| self.stack = stack |
| self.clear() |
| for i in range(len(stack)): |
| frame, lineno = stack[i] |
| try: |
| modname = frame.f_globals["__name__"] |
| except: |
| modname = "?" |
| code = frame.f_code |
| filename = code.co_filename |
| funcname = code.co_name |
| import linecache |
| sourceline = linecache.getline(filename, lineno) |
| sourceline = sourceline.strip() |
| if funcname in ("?", "", None): |
| item = "%s, line %d: %s" % (modname, lineno, sourceline) |
| else: |
| item = "%s.%s(), line %d: %s" % (modname, funcname, |
| lineno, sourceline) |
| if i == index: |
| item = "> " + item |
| self.append(item) |
| if index is not None: |
| self.select(index) |
| |
| def popup_event(self, event): |
| "override base method" |
| if self.stack: |
| return ScrolledList.popup_event(self, event) |
| |
| def fill_menu(self): |
| "override base method" |
| menu = self.menu |
| menu.add_command(label="Go to source line", |
| command=self.goto_source_line) |
| menu.add_command(label="Show stack frame", |
| command=self.show_stack_frame) |
| |
| def on_select(self, index): |
| "override base method" |
| if 0 <= index < len(self.stack): |
| self.gui.show_frame(self.stack[index]) |
| |
| def on_double(self, index): |
| "override base method" |
| self.show_source(index) |
| |
| def goto_source_line(self): |
| index = self.listbox.index("active") |
| self.show_source(index) |
| |
| def show_stack_frame(self): |
| index = self.listbox.index("active") |
| if 0 <= index < len(self.stack): |
| self.gui.show_frame(self.stack[index]) |
| |
| def show_source(self, index): |
| if not (0 <= index < len(self.stack)): |
| return |
| frame, lineno = self.stack[index] |
| code = frame.f_code |
| filename = code.co_filename |
| if os.path.isfile(filename): |
| edit = self.flist.open(filename) |
| if edit: |
| edit.gotoline(lineno) |
| |
| |
| class NamespaceViewer: |
| |
| def __init__(self, master, title, dict=None): |
| width = 0 |
| height = 40 |
| if dict: |
| height = 20*len(dict) # XXX 20 == observed height of Entry widget |
| self.master = master |
| self.title = title |
| import reprlib |
| self.repr = reprlib.Repr() |
| self.repr.maxstring = 60 |
| self.repr.maxother = 60 |
| self.frame = frame = Frame(master) |
| self.frame.pack(expand=1, fill="both") |
| self.label = Label(frame, text=title, borderwidth=2, relief="groove") |
| self.label.pack(fill="x") |
| self.vbar = vbar = Scrollbar(frame, name="vbar") |
| vbar.pack(side="right", fill="y") |
| self.canvas = canvas = Canvas(frame, |
| height=min(300, max(40, height)), |
| scrollregion=(0, 0, width, height)) |
| canvas.pack(side="left", fill="both", expand=1) |
| vbar["command"] = canvas.yview |
| canvas["yscrollcommand"] = vbar.set |
| self.subframe = subframe = Frame(canvas) |
| self.sfid = canvas.create_window(0, 0, window=subframe, anchor="nw") |
| self.load_dict(dict) |
| |
| dict = -1 |
| |
| def load_dict(self, dict, force=0, rpc_client=None): |
| if dict is self.dict and not force: |
| return |
| subframe = self.subframe |
| frame = self.frame |
| for c in list(subframe.children.values()): |
| c.destroy() |
| self.dict = None |
| if not dict: |
| l = Label(subframe, text="None") |
| l.grid(row=0, column=0) |
| else: |
| #names = sorted(dict) |
| ### |
| # Because of (temporary) limitations on the dict_keys type (not yet |
| # public or pickleable), have the subprocess to send a list of |
| # keys, not a dict_keys object. sorted() will take a dict_keys |
| # (no subprocess) or a list. |
| # |
| # There is also an obscure bug in sorted(dict) where the |
| # interpreter gets into a loop requesting non-existing dict[0], |
| # dict[1], dict[2], etc from the RemoteDebugger.DictProxy. |
| ### |
| keys_list = dict.keys() |
| names = sorted(keys_list) |
| ### |
| row = 0 |
| for name in names: |
| value = dict[name] |
| svalue = self.repr.repr(value) # repr(value) |
| # Strip extra quotes caused by calling repr on the (already) |
| # repr'd value sent across the RPC interface: |
| if rpc_client: |
| svalue = svalue[1:-1] |
| l = Label(subframe, text=name) |
| l.grid(row=row, column=0, sticky="nw") |
| l = Entry(subframe, width=0, borderwidth=0) |
| l.insert(0, svalue) |
| l.grid(row=row, column=1, sticky="nw") |
| row = row+1 |
| self.dict = dict |
| # XXX Could we use a <Configure> callback for the following? |
| subframe.update_idletasks() # Alas! |
| width = subframe.winfo_reqwidth() |
| height = subframe.winfo_reqheight() |
| canvas = self.canvas |
| self.canvas["scrollregion"] = (0, 0, width, height) |
| if height > 300: |
| canvas["height"] = 300 |
| frame.pack(expand=1) |
| else: |
| canvas["height"] = height |
| frame.pack(expand=0) |
| |
| def close(self): |
| self.frame.destroy() |