--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/lib/python3.8/idlelib/outwin.py	Tue Mar 18 16:23:26 2025 -0400
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+"""Editor window that can serve as an output file.
+"""
+
+import re
+
+from tkinter import messagebox
+
+from idlelib.editor import EditorWindow
+from idlelib import iomenu
+
+
+file_line_pats = [
+    # order of patterns matters
+    r'file "([^"]*)", line (\d+)',
+    r'([^\s]+)\((\d+)\)',
+    r'^(\s*\S.*?):\s*(\d+):',  # Win filename, maybe starting with spaces
+    r'([^\s]+):\s*(\d+):',     # filename or path, ltrim
+    r'^\s*(\S.*?):\s*(\d+):',  # Win abs path with embedded spaces, ltrim
+]
+
+file_line_progs = None
+
+
+def compile_progs():
+    "Compile the patterns for matching to file name and line number."
+    global file_line_progs
+    file_line_progs = [re.compile(pat, re.IGNORECASE)
+                       for pat in file_line_pats]
+
+
+def file_line_helper(line):
+    """Extract file name and line number from line of text.
+
+    Check if line of text contains one of the file/line patterns.
+    If it does and if the file and line are valid, return
+    a tuple of the file name and line number.  If it doesn't match
+    or if the file or line is invalid, return None.
+    """
+    if not file_line_progs:
+        compile_progs()
+    for prog in file_line_progs:
+        match = prog.search(line)
+        if match:
+            filename, lineno = match.group(1, 2)
+            try:
+                f = open(filename, "r")
+                f.close()
+                break
+            except OSError:
+                continue
+    else:
+        return None
+    try:
+        return filename, int(lineno)
+    except TypeError:
+        return None
+
+
+class OutputWindow(EditorWindow):
+    """An editor window that can serve as an output file.
+
+    Also the future base class for the Python shell window.
+    This class has no input facilities.
+
+    Adds binding to open a file at a line to the text widget.
+    """
+
+    # Our own right-button menu
+    rmenu_specs = [
+        ("Cut", "<<cut>>", "rmenu_check_cut"),
+        ("Copy", "<<copy>>", "rmenu_check_copy"),
+        ("Paste", "<<paste>>", "rmenu_check_paste"),
+        (None, None, None),
+        ("Go to file/line", "<<goto-file-line>>", None),
+    ]
+
+    allow_code_context = False
+
+    def __init__(self, *args):
+        EditorWindow.__init__(self, *args)
+        self.text.bind("<<goto-file-line>>", self.goto_file_line)
+
+    # Customize EditorWindow
+    def ispythonsource(self, filename):
+        "Python source is only part of output: do not colorize."
+        return False
+
+    def short_title(self):
+        "Customize EditorWindow title."
+        return "Output"
+
+    def maybesave(self):
+        "Customize EditorWindow to not display save file messagebox."
+        return 'yes' if self.get_saved() else 'no'
+
+    # Act as output file
+    def write(self, s, tags=(), mark="insert"):
+        """Write text to text widget.
+
+        The text is inserted at the given index with the provided
+        tags.  The text widget is then scrolled to make it visible
+        and updated to display it, giving the effect of seeing each
+        line as it is added.
+
+        Args:
+            s: Text to insert into text widget.
+            tags: Tuple of tag strings to apply on the insert.
+            mark: Index for the insert.
+
+        Return:
+            Length of text inserted.
+        """
+        if isinstance(s, bytes):
+            s = s.decode(iomenu.encoding, "replace")
+        self.text.insert(mark, s, tags)
+        self.text.see(mark)
+        self.text.update()
+        return len(s)
+
+    def writelines(self, lines):
+        "Write each item in lines iterable."
+        for line in lines:
+            self.write(line)
+
+    def flush(self):
+        "No flushing needed as write() directly writes to widget."
+        pass
+
+    def showerror(self, *args, **kwargs):
+        messagebox.showerror(*args, **kwargs)
+
+    def goto_file_line(self, event=None):
+        """Handle request to open file/line.
+
+        If the selected or previous line in the output window
+        contains a file name and line number, then open that file
+        name in a new window and position on the line number.
+
+        Otherwise, display an error messagebox.
+        """
+        line = self.text.get("insert linestart", "insert lineend")
+        result = file_line_helper(line)
+        if not result:
+            # Try the previous line.  This is handy e.g. in tracebacks,
+            # where you tend to right-click on the displayed source line
+            line = self.text.get("insert -1line linestart",
+                                 "insert -1line lineend")
+            result = file_line_helper(line)
+            if not result:
+                self.showerror(
+                    "No special line",
+                    "The line you point at doesn't look like "
+                    "a valid file name followed by a line number.",
+                    parent=self.text)
+                return
+        filename, lineno = result
+        self.flist.gotofileline(filename, lineno)
+
+
+# These classes are currently not used but might come in handy
+class OnDemandOutputWindow:
+
+    tagdefs = {
+        # XXX Should use IdlePrefs.ColorPrefs
+        "stdout":  {"foreground": "blue"},
+        "stderr":  {"foreground": "#007700"},
+    }
+
+    def __init__(self, flist):
+        self.flist = flist
+        self.owin = None
+
+    def write(self, s, tags, mark):
+        if not self.owin:
+            self.setup()
+        self.owin.write(s, tags, mark)
+
+    def setup(self):
+        self.owin = owin = OutputWindow(self.flist)
+        text = owin.text
+        for tag, cnf in self.tagdefs.items():
+            if cnf:
+                text.tag_configure(tag, **cnf)
+        text.tag_raise('sel')
+        self.write = self.owin.write
+
+if __name__ == '__main__':
+    from unittest import main
+    main('idlelib.idle_test.test_outwin', verbosity=2, exit=False)