mirror of
https://github.com/AdaCore/cpython.git
synced 2026-02-12 12:57:15 -08:00
4e16098ce7
Added runcall(func, *args) interfaces to profile.py, bdb.py, pdb.py, wdb.py Added new module bisect.py and used it in sched.py. Mostly cosmetic changes to profile.py (changed output format).
297 lines
7.0 KiB
Python
Executable File
297 lines
7.0 KiB
Python
Executable File
# wdb.py -- a window-based Python debugger
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# XXX To do:
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# - don't fall out of bottom frame
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# - is the /tmp file hack really needed?
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# - also use it for post-mortem debugging
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import stdwin
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from stdwinevents import *
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import sys
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import basewin
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import bdb
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import repr
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WIDTH = 40
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HEIGHT = 8
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WdbDone = 'wdb.WdbDone' # Exception to continue execution
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class Wdb(bdb.Bdb, basewin.BaseWindow): # Window debugger
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def init(self):
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self.sourcewindows = {}
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self.framewindows = {}
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self = bdb.Bdb.init(self)
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width = WIDTH*stdwin.textwidth('0')
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height = HEIGHT*stdwin.lineheight()
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stdwin.setdefwinsize(width, height)
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self = basewin.BaseWindow.init(self, '--Stack--')
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self.closed = 0
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return self
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def reset(self):
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if self.closed: raise RuntimeError, 'already closed'
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bdb.Bdb.reset(self)
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self.forget()
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def forget(self):
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self.lineno = None
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self.stack = []
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self.curindex = 0
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self.curframe = None
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for fn in self.sourcewindows.keys():
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self.sourcewindows[fn].resetlineno()
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def setup(self, f, t):
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self.forget()
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self.stack, self.curindex = self.get_stack(f, t)
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self.curframe = self.stack[self.curindex][0]
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# Build a list of current frames
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cfl = []
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for f, i in self.stack: cfl.append(f)
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# Remove deactivated frame windows
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for name in self.framewindows.keys():
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fw = self.framewindows[name]
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if fw.frame not in cfl: fw.close()
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else: fw.refreshframe()
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# Refresh the stack window
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self.refreshstack()
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# Override Bdb methods (except user_call, for now)
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def user_line(self, frame):
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# This function is called when we stop or break at this line
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self.interaction(frame, None)
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def user_return(self, frame, return_value):
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# This function is called when a return trap is set here
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frame.f_locals['__return__'] = return_value
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self.settitle('--Return--')
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self.interaction(frame, None)
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if not self.closed:
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self.settitle('--Stack--')
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def user_exception(self, frame, (exc_type, exc_value, exc_traceback)):
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# This function is called if an exception occurs,
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# but only if we are to stop at or just below this level
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frame.f_locals['__exception__'] = exc_type, exc_value
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self.settitle(exc_type + ': ' + repr.repr(exc_value))
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stdwin.fleep()
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self.interaction(frame, exc_traceback)
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if not self.closed:
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self.settitle('--Stack--')
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# Change the title
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def settitle(self, title):
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self.savetitle = self.win.gettitle()
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self.win.settitle(title)
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# General interaction function
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def interaction(self, frame, traceback):
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import mainloop
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self.popup()
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self.setup(frame, traceback)
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try:
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mainloop.mainloop()
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except WdbDone:
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pass
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self.forget()
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# Functions whose name is do_X for some character X
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# are callable directly from the keyboard.
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def do_up(self):
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if self.curindex == 0:
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stdwin.fleep()
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else:
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self.curindex = self.curindex - 1
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self.curframe = self.stack[self.curindex][0]
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self.refreshstack()
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do_u = do_up
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def do_down(self):
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if self.curindex + 1 == len(self.stack):
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stdwin.fleep()
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else:
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self.curindex = self.curindex + 1
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self.curframe = self.stack[self.curindex][0]
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self.refreshstack()
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do_d = do_down
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def do_step(self):
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self.set_step()
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raise WdbDone
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do_s = do_step
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def do_next(self):
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self.set_next(self.curframe)
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raise WdbDone
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do_n = do_next
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def do_return(self):
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self.set_return(self.curframe)
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raise WdbDone
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do_r = do_return
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def do_continue(self):
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self.set_continue()
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raise WdbDone
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do_c = do_cont = do_continue
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def do_quit(self):
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self.close()
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raise WdbDone
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do_q = do_quit
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def do_list(self):
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fn = self.curframe.f_code.co_filename
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if not self.sourcewindows.has_key(fn):
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import wdbsrcwin
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try:
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self.sourcewindows[fn] = \
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wdbsrcwin.DebuggerSourceWindow(). \
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init(self, fn)
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except IOError:
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stdwin.fleep()
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return
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w = self.sourcewindows[fn]
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lineno = self.stack[self.curindex][1]
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w.setlineno(lineno)
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w.popup()
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do_l = do_list
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def do_frame(self):
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name = 'locals' + `self.curframe`[16:-1]
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if self.framewindows.has_key(name):
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self.framewindows[name].popup()
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else:
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import wdbframewin
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self.framewindows[name] = \
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wdbframewin.FrameWindow().init(self, \
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self.curframe, \
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self.curframe.f_locals, name)
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do_f = do_frame
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def do_globalframe(self):
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name = 'globals' + `self.curframe`[16:-1]
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if self.framewindows.has_key(name):
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self.framewindows[name].popup()
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else:
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import wdbframewin
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self.framewindows[name] = \
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wdbframewin.FrameWindow().init(self, \
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self.curframe, \
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self.curframe.f_globals, name)
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do_g = do_globalframe
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# Link between the debugger and the window
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def refreshstack(self):
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height = stdwin.lineheight() * (1 + len(self.stack))
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self.win.setdocsize((0, height))
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self.refreshall() # XXX be more subtle later
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# Also pass the information on to the source windows
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filename = self.curframe.f_code.co_filename
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lineno = self.curframe.f_lineno
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for fn in self.sourcewindows.keys():
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w = self.sourcewindows[fn]
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if fn == filename:
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w.setlineno(lineno)
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else:
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w.resetlineno()
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# The remaining methods override BaseWindow methods
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def close(self):
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if not self.closed:
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basewin.BaseWindow.close(self)
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self.closed = 1
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for key in self.sourcewindows.keys():
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self.sourcewindows[key].close()
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for key in self.framewindows.keys():
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self.framewindows[key].close()
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self.set_quit()
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def char(self, detail):
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try:
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func = eval('self.do_' + detail)
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except (AttributeError, SyntaxError):
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stdwin.fleep()
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return
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func()
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def command(self, detail):
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if detail == WC_UP:
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self.do_up()
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elif detail == WC_DOWN:
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self.do_down()
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def mouse_down(self, detail):
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(h, v), clicks, button, mask = detail
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i = v / stdwin.lineheight()
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if 0 <= i < len(self.stack):
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if i != self.curindex:
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self.curindex = i
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self.curframe = self.stack[self.curindex][0]
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self.refreshstack()
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elif clicks == 2:
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self.do_frame()
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else:
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stdwin.fleep()
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def draw(self, detail):
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import linecache, codehack, string
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d = self.win.begindrawing()
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try:
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h, v = 0, 0
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for f, lineno in self.stack:
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fn = f.f_code.co_filename
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if f is self.curframe:
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s = '> '
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else:
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s = ' '
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s = s + fn + '(' + `lineno` + ')'
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s = s + codehack.getcodename(f.f_code)
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if f.f_locals.has_key('__args__'):
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args = f.f_locals['__args__']
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if args is not None:
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s = s + repr.repr(args)
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if f.f_locals.has_key('__return__'):
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rv = f.f_locals['__return__']
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s = s + '->'
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s = s + repr.repr(rv)
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line = linecache.getline(fn, lineno)
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if line: s = s + ': ' + string.strip(line)
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d.text((h, v), s)
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v = v + d.lineheight()
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finally:
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d.close()
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def run(statement):
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x = Wdb().init()
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try: x.run(statement)
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finally: x.close()
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def runctx(statement, globals, locals):
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x = Wdb().init()
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try: x.runctx(statement, globals, locals)
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finally: x.close()
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def runcall(*args):
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x = Wdb().init()
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try: apply(Pdb().init().runcall, args)
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finally: x.close()
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TESTCMD = 'import x; x.main()'
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def test():
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import linecache
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linecache.checkcache()
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run(TESTCMD)
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