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comparison CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/lib/python3.8/idlelib/runscript.py @ 69:33d812a61356

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planemo upload commit 2e9511a184a1ca667c7be0c6321a36dc4e3d116d
author jpayne
date Tue, 18 Mar 2025 17:55:14 -0400
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67:0e9998148a16 69:33d812a61356
1 """Execute code from an editor.
2
3 Check module: do a full syntax check of the current module.
4 Also run the tabnanny to catch any inconsistent tabs.
5
6 Run module: also execute the module's code in the __main__ namespace.
7 The window must have been saved previously. The module is added to
8 sys.modules, and is also added to the __main__ namespace.
9
10 TODO: Specify command line arguments in a dialog box.
11 """
12 import os
13 import tabnanny
14 import tokenize
15
16 import tkinter.messagebox as tkMessageBox
17
18 from idlelib.config import idleConf
19 from idlelib import macosx
20 from idlelib import pyshell
21 from idlelib.query import CustomRun
22 from idlelib import outwin
23
24 indent_message = """Error: Inconsistent indentation detected!
25
26 1) Your indentation is outright incorrect (easy to fix), OR
27
28 2) Your indentation mixes tabs and spaces.
29
30 To fix case 2, change all tabs to spaces by using Edit->Select All followed \
31 by Format->Untabify Region and specify the number of columns used by each tab.
32 """
33
34
35 class ScriptBinding:
36
37 def __init__(self, editwin):
38 self.editwin = editwin
39 # Provide instance variables referenced by debugger
40 # XXX This should be done differently
41 self.flist = self.editwin.flist
42 self.root = self.editwin.root
43 # cli_args is list of strings that extends sys.argv
44 self.cli_args = []
45
46 if macosx.isCocoaTk():
47 self.editwin.text_frame.bind('<<run-module-event-2>>', self._run_module_event)
48
49 def check_module_event(self, event):
50 if isinstance(self.editwin, outwin.OutputWindow):
51 self.editwin.text.bell()
52 return 'break'
53 filename = self.getfilename()
54 if not filename:
55 return 'break'
56 if not self.checksyntax(filename):
57 return 'break'
58 if not self.tabnanny(filename):
59 return 'break'
60 return "break"
61
62 def tabnanny(self, filename):
63 # XXX: tabnanny should work on binary files as well
64 with tokenize.open(filename) as f:
65 try:
66 tabnanny.process_tokens(tokenize.generate_tokens(f.readline))
67 except tokenize.TokenError as msg:
68 msgtxt, (lineno, start) = msg.args
69 self.editwin.gotoline(lineno)
70 self.errorbox("Tabnanny Tokenizing Error",
71 "Token Error: %s" % msgtxt)
72 return False
73 except tabnanny.NannyNag as nag:
74 # The error messages from tabnanny are too confusing...
75 self.editwin.gotoline(nag.get_lineno())
76 self.errorbox("Tab/space error", indent_message)
77 return False
78 return True
79
80 def checksyntax(self, filename):
81 self.shell = shell = self.flist.open_shell()
82 saved_stream = shell.get_warning_stream()
83 shell.set_warning_stream(shell.stderr)
84 with open(filename, 'rb') as f:
85 source = f.read()
86 if b'\r' in source:
87 source = source.replace(b'\r\n', b'\n')
88 source = source.replace(b'\r', b'\n')
89 if source and source[-1] != ord(b'\n'):
90 source = source + b'\n'
91 editwin = self.editwin
92 text = editwin.text
93 text.tag_remove("ERROR", "1.0", "end")
94 try:
95 # If successful, return the compiled code
96 return compile(source, filename, "exec")
97 except (SyntaxError, OverflowError, ValueError) as value:
98 msg = getattr(value, 'msg', '') or value or "<no detail available>"
99 lineno = getattr(value, 'lineno', '') or 1
100 offset = getattr(value, 'offset', '') or 0
101 if offset == 0:
102 lineno += 1 #mark end of offending line
103 pos = "0.0 + %d lines + %d chars" % (lineno-1, offset-1)
104 editwin.colorize_syntax_error(text, pos)
105 self.errorbox("SyntaxError", "%-20s" % msg)
106 return False
107 finally:
108 shell.set_warning_stream(saved_stream)
109
110 def run_module_event(self, event):
111 if macosx.isCocoaTk():
112 # Tk-Cocoa in MacOSX is broken until at least
113 # Tk 8.5.9, and without this rather
114 # crude workaround IDLE would hang when a user
115 # tries to run a module using the keyboard shortcut
116 # (the menu item works fine).
117 self.editwin.text_frame.after(200,
118 lambda: self.editwin.text_frame.event_generate(
119 '<<run-module-event-2>>'))
120 return 'break'
121 else:
122 return self._run_module_event(event)
123
124 def run_custom_event(self, event):
125 return self._run_module_event(event, customize=True)
126
127 def _run_module_event(self, event, *, customize=False):
128 """Run the module after setting up the environment.
129
130 First check the syntax. Next get customization. If OK, make
131 sure the shell is active and then transfer the arguments, set
132 the run environment's working directory to the directory of the
133 module being executed and also add that directory to its
134 sys.path if not already included.
135 """
136 if isinstance(self.editwin, outwin.OutputWindow):
137 self.editwin.text.bell()
138 return 'break'
139 filename = self.getfilename()
140 if not filename:
141 return 'break'
142 code = self.checksyntax(filename)
143 if not code:
144 return 'break'
145 if not self.tabnanny(filename):
146 return 'break'
147 if customize:
148 title = f"Customize {self.editwin.short_title()} Run"
149 run_args = CustomRun(self.shell.text, title,
150 cli_args=self.cli_args).result
151 if not run_args: # User cancelled.
152 return 'break'
153 self.cli_args, restart = run_args if customize else ([], True)
154 interp = self.shell.interp
155 if pyshell.use_subprocess and restart:
156 interp.restart_subprocess(
157 with_cwd=False, filename=filename)
158 dirname = os.path.dirname(filename)
159 argv = [filename]
160 if self.cli_args:
161 argv += self.cli_args
162 interp.runcommand(f"""if 1:
163 __file__ = {filename!r}
164 import sys as _sys
165 from os.path import basename as _basename
166 argv = {argv!r}
167 if (not _sys.argv or
168 _basename(_sys.argv[0]) != _basename(__file__) or
169 len(argv) > 1):
170 _sys.argv = argv
171 import os as _os
172 _os.chdir({dirname!r})
173 del _sys, argv, _basename, _os
174 \n""")
175 interp.prepend_syspath(filename)
176 # XXX KBK 03Jul04 When run w/o subprocess, runtime warnings still
177 # go to __stderr__. With subprocess, they go to the shell.
178 # Need to change streams in pyshell.ModifiedInterpreter.
179 interp.runcode(code)
180 return 'break'
181
182 def getfilename(self):
183 """Get source filename. If not saved, offer to save (or create) file
184
185 The debugger requires a source file. Make sure there is one, and that
186 the current version of the source buffer has been saved. If the user
187 declines to save or cancels the Save As dialog, return None.
188
189 If the user has configured IDLE for Autosave, the file will be
190 silently saved if it already exists and is dirty.
191
192 """
193 filename = self.editwin.io.filename
194 if not self.editwin.get_saved():
195 autosave = idleConf.GetOption('main', 'General',
196 'autosave', type='bool')
197 if autosave and filename:
198 self.editwin.io.save(None)
199 else:
200 confirm = self.ask_save_dialog()
201 self.editwin.text.focus_set()
202 if confirm:
203 self.editwin.io.save(None)
204 filename = self.editwin.io.filename
205 else:
206 filename = None
207 return filename
208
209 def ask_save_dialog(self):
210 msg = "Source Must Be Saved\n" + 5*' ' + "OK to Save?"
211 confirm = tkMessageBox.askokcancel(title="Save Before Run or Check",
212 message=msg,
213 default=tkMessageBox.OK,
214 parent=self.editwin.text)
215 return confirm
216
217 def errorbox(self, title, message):
218 # XXX This should really be a function of EditorWindow...
219 tkMessageBox.showerror(title, message, parent=self.editwin.text)
220 self.editwin.text.focus_set()
221
222
223 if __name__ == "__main__":
224 from unittest import main
225 main('idlelib.idle_test.test_runscript', verbosity=2,)