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98 lines
2.7 KiB
98 lines
2.7 KiB
import os
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import sys
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import imp
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import importlib.machinery
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from idlelib.TreeWidget import TreeItem
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from idlelib.ClassBrowser import ClassBrowser, ModuleBrowserTreeItem
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class PathBrowser(ClassBrowser):
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def __init__(self, flist):
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self.init(flist)
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def settitle(self):
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self.top.wm_title("Path Browser")
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self.top.wm_iconname("Path Browser")
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def rootnode(self):
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return PathBrowserTreeItem()
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class PathBrowserTreeItem(TreeItem):
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def GetText(self):
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return "sys.path"
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def GetSubList(self):
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sublist = []
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for dir in sys.path:
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item = DirBrowserTreeItem(dir)
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sublist.append(item)
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return sublist
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class DirBrowserTreeItem(TreeItem):
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def __init__(self, dir, packages=[]):
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self.dir = dir
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self.packages = packages
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def GetText(self):
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if not self.packages:
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return self.dir
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else:
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return self.packages[-1] + ": package"
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def GetSubList(self):
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try:
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names = os.listdir(self.dir or os.curdir)
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except os.error:
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return []
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packages = []
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for name in names:
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file = os.path.join(self.dir, name)
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if self.ispackagedir(file):
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nn = os.path.normcase(name)
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packages.append((nn, name, file))
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packages.sort()
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sublist = []
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for nn, name, file in packages:
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item = DirBrowserTreeItem(file, self.packages + [name])
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sublist.append(item)
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for nn, name in self.listmodules(names):
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item = ModuleBrowserTreeItem(os.path.join(self.dir, name))
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sublist.append(item)
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return sublist
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def ispackagedir(self, file):
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if not os.path.isdir(file):
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return 0
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init = os.path.join(file, "__init__.py")
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return os.path.exists(init)
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def listmodules(self, allnames):
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modules = {}
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suffixes = importlib.machinery.EXTENSION_SUFFIXES[:]
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suffixes += importlib.machinery.SOURCE_SUFFIXES[:]
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suffixes += importlib.machinery.BYTECODE_SUFFIXES[:]
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sorted = []
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for suff, mode, flag in suffixes:
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i = -len(suff)
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for name in allnames[:]:
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normed_name = os.path.normcase(name)
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if normed_name[i:] == suff:
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mod_name = name[:i]
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if mod_name not in modules:
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modules[mod_name] = None
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sorted.append((normed_name, name))
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allnames.remove(name)
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sorted.sort()
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return sorted
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def main():
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from idlelib import PyShell
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PathBrowser(PyShell.flist)
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if sys.stdin is sys.__stdin__:
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mainloop()
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if __name__ == "__main__":
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main()
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