text: """
  Base class for finding modules.
  """
  
  import dis
  import imp
  import logging
  import marshal
  import opcode
  import os
  import pkgutil
  import re
  import sys
  import types
  import zipfile
  
  import cx_Freeze.hooks
  
  BUILD_LIST = opcode.opmap["BUILD_LIST"]
  INPLACE_ADD = opcode.opmap["INPLACE_ADD"]
  LOAD_CONST = opcode.opmap["LOAD_CONST"]
  IMPORT_NAME = opcode.opmap["IMPORT_NAME"]
  IMPORT_FROM = opcode.opmap["IMPORT_FROM"]
  IMPORT_STAR = opcode.opmap["IMPORT_STAR"]
  STORE_FAST = opcode.opmap["STORE_FAST"]
  STORE_NAME = opcode.opmap["STORE_NAME"]
  STORE_GLOBAL = opcode.opmap["STORE_GLOBAL"]
  STORE_OPS = (STORE_NAME, STORE_GLOBAL)
  
  __all__ = [ "Module", "ModuleFinder" ]
  
  try:
      bytes   # Python >= 2.6
  except NameError:
      bytes = str
  
  try:
      source_from_cache = imp.source_from_cache  # Python 3.2 and above
  except AttributeError:
      def source_from_cache(path):  # Pre PEP 3147 - cache is just .pyc/.pyo
          assert path.endswith(('.pyc', '.pyo'))
          return path[:-1]
  
  class ZipModulesCache(object):
      """A cache of module and package locations within zip files."""
      def __init__(self):
          # filename -> None (used like a set)
          self.files_seen = {}
          # (path, modulename) -> module_details
          self.loadable_modules = {}
      
      def find(self, path, modulename):
          """Find a module in the given path.
          
          path should be a string referring to a zipfile or a directory in a
          zip file. If it is outside a zip file, it will be ignored.
          
          modulename should be a string, with only the last part of the module
          name, i.e. not containing any dots.
          
          If the module is found, this returns information in the same format
          as :func:`imp.find_module`. Otherwise, it returns None.
          """
          try:
              return self.retrieve_loadable_module(path, modulename)
          except KeyError:
              pass
  
          if path in self.files_seen:
              return None
  
          # This is a marker that we've seen it, whether or not it's a zip file.
          self.files_seen[path] = None
  
          if os.path.isfile(path) and zipfile.is_zipfile(path):
              self.cache_zip_file(path)
              try:
                  return self.retrieve_loadable_module(path, modulename)
              except KeyError:
                  return None
      
      def retrieve_loadable_module(self, directory, modulename):
          """Retrieve a module from the cache and translate its info into the
          format returned by :func:`imp.find_module`.
          
          Raises KeyError if the module is not present.
          """
          zip, ideal_path, actual_path, ispkg = self.loadable_modules[directory, modulename]
          # zip: zipfile.ZipFile object
          # ideal_path: the path to the pkg directory or module .py file
          # actual path: path to the .pyc file (None for pkg directories)
          # ispkg: bool, True if this entry refers to a package.
          full_path = os.path.join(zip.filename, ideal_path)
          if ispkg:
              return None, full_path, ('', '', imp.PKG_DIRECTORY)
          else:                
              fp = zip.read(actual_path)
              info = (".pyc", "rb", imp.PY_COMPILED)
              return fp, full_path, info
      
      def cache_zip_file(self, zip_path):
          """Read a zip file and cache the modules and packages found inside it.
          """
          zip = zipfile.ZipFile(zip_path)
          for archiveName in zip.namelist():
              baseName, ext = os.path.splitext(archiveName)
              if ext not in ('.pyc', '.pyo'):
                  continue
              if '__pycache__' in baseName:
                  if sys.version_info[:2] < (3, 2) \
                          or not baseName.endswith(imp.get_tag()):
                      continue
                  baseName = os.path.splitext(source_from_cache(archiveName))[0]
              nameparts = baseName.split("/")
              
              if len(nameparts) > 1 and nameparts[-1] == '__init__':
                  # dir/__init__.pyc  -> dir is a package
                  self.record_loadable_module(nameparts[:-1], None, zip, True)
  
              self.record_loadable_module(nameparts, archiveName, zip, False)
  
      def record_loadable_module(self, nameparts, actual_path, zip, ispkg=False):
          """Cache one module found in the zip file."""
          parent_dir = os.path.normpath(os.path.join(zip.filename, "/".join(nameparts[:-1])))
          modulename = nameparts[-1]
          ideal_path = "/".join(nameparts) + ("" if ispkg else ".py")
          if (parent_dir, modulename) not in self.loadable_modules:
              self.loadable_modules[parent_dir, modulename] = (zip, ideal_path, actual_path, ispkg)
  
  class ModuleFinder(object):
  
      def __init__(self, includeFiles = None, excludes = [], path = None,
              replacePaths = None):
          self.includeFiles = includeFiles
          if includeFiles is None:
              self.includeFiles = []
          self.excludes = dict.fromkeys(excludes)
          self.replacePaths = replacePaths
          if replacePaths is None:
              self.replacePaths = []
          self.path = path or sys.path
          self.modules = []
          self.aliases = {}
          self._modules = dict.fromkeys(excludes)
          self._builtinModules = dict.fromkeys(sys.builtin_module_names)
          self._badModules = {}
          self._zip_modules_cache = ZipModulesCache()
          cx_Freeze.hooks.initialize(self)
          initialExcludedModules = self.excludes.copy()
          self._AddBaseModules()
  
      def _AddBaseModules(self):
          """Add the base modules to the finder. These are the modules that
             Python imports itself during initialization and, if not found,
             can result in behavior that differs from running from source;
             also include modules used within the bootstrap code.
  
             When cx_Freeze is built, these modules (and modules they load) are
             included in the startup zip file.
             """
          self.IncludeModule("traceback")
          self.IncludeModule("warnings")
          self.IncludePackage("encodings")
          if sys.version_info[0] >= 3:
              self.IncludeModule("io")
          self.IncludeModule("os")
          self.IncludeModule("sys")
          self.IncludeModule("zlib")
          if sys.version_info[:2] >= (3, 4):
              # We need this, because collections gets loaded (via traceback),
              # and a partially frozen package causes problems.
              self.IncludeModule("collections.abc")
          if sys.version_info[:2] >= (3,5):
              self.IncludeModule("importlib.abc")
  
      def _AddModule(self, name):
          """Add a module to the list of modules but if one is already found,
             then return it instead; this is done so that packages can be
             handled properly."""
          module = self._modules.get(name)
          if module is None:
              module = self._modules[name] = Module(name)
              self.modules.append(module)
              if name in self._badModules:
                  logging.debug("Removing module [%s] from list of bad modules",
                          name)
                  del self._badModules[name]
          return module
  
      def _DetermineParent(self, caller):
          """Determine the parent to use when searching packages."""
          if caller is not None:
              if caller.path is not None:
                  return caller
              return self._GetParentByName(caller.name)
  
      def _EnsureFromList(self, caller, packageModule, fromList,
              deferredImports):
          """Ensure that the from list is satisfied. This is only necessary for
             package modules. If the package module has not been completely
             imported yet, defer the import until it has been completely imported
             in order to avoid spurious errors about missing modules."""
          if packageModule.inImport and caller is not packageModule:
              deferredImports.append((caller, packageModule, fromList))
          else:
              for name in fromList:
                  if name in packageModule.globalNames:
                      continue
                  subModuleName = "%s.%s" % (packageModule.name, name)
                  self._ImportModule(subModuleName, deferredImports, caller)
  
      def _FindModule(self, name, path, namespace):
          try:
              # imp loads normal modules from the filesystem
              return imp.find_module(name, path)
          except ImportError:
              if namespace and name in sys.modules:
                  # Namespace package (?)
                  module = sys.modules[name]
                  info = ("", "", imp.PKG_DIRECTORY)
                  return None, module.__path__[0], info
  
              # Check for modules in zip files.
              # If a path is a subdirectory within a zip file, we must have
              # already cached the contents of the zip file to find modules in it.
              if path is None:
                  path = []
              for location in path:
                  res = self._zip_modules_cache.find(location, name)
                  if res is not None:
                      return res
              raise
  
      def _GetParentByName(self, name):
          """Return the parent module given the name of a module."""
          pos = name.rfind(".")
          if pos > 0:
              parentName = name[:pos]
              return self._modules[parentName]
  
      def _ImportAllSubModules(self, module, deferredImports, recursive = True):
          """Import all sub modules to the given package."""
          suffixes = [s[0] for s in imp.get_suffixes()]
  
          for path in module.path:
              try:
                  fileNames = os.listdir(path)
              except os.error:
                  continue
  
              for fileName in fileNames:
                  fullName = os.path.join(path, fileName)
                  if os.path.isdir(fullName):
                      initFile = os.path.join(fullName, "__init__.py")
                      if not os.path.exists(initFile):
                          continue
                      name = fileName
                  else:
                      # We need to run through these in order to correctly pick
                      # up PEP 3149 library names (e.g. .cpython-32mu.so).
                      for suffix in suffixes:
                          if fileName.endswith(suffix):
                              name = fileName[:-len(suffix)]
  
                              # Skip modules whose names appear to contain '.',
                              # as we may be using the wrong suffix, and even if
                              # we're not, such module names will break the import
                              # code.
                              if "." not in name:
                                  break
  
                      else:
                          continue
                      if name == "__init__":
                          continue
  
                  subModuleName = "%s.%s" % (module.name, name)
                  subModule = self._InternalImportModule(subModuleName,
                                  deferredImports)
                  if subModule is None:
                      if subModuleName not in self.excludes:
                          raise ImportError("No module named %r" % subModuleName)
                  else:
                      module.globalNames[name] = None
                      if subModule.path and recursive:
                          self._ImportAllSubModules(subModule, deferredImports,
                                  recursive)
  
      def _ImportDeferredImports(self, deferredImports, skipInImport = False):
          """Import any sub modules that were deferred, if applicable."""
          while deferredImports:
              newDeferredImports = []
              for caller, packageModule, subModuleNames in deferredImports:
                  if packageModule.inImport and skipInImport:
                      continue
                  self._EnsureFromList(caller, packageModule, subModuleNames,
                          newDeferredImports)
              deferredImports = newDeferredImports
              skipInImport = True
  
      def _ImportModule(self, name, deferredImports, caller = None,
              relativeImportIndex = 0, namespace = False):
          """Attempt to find the named module and return it or None if no module
             by that name could be found."""
  
          # absolute import (available in Python 2.5 and up)
          # the name given is the only name that will be searched
          if relativeImportIndex == 0:
              module = self._InternalImportModule(name,
                      deferredImports, namespace = namespace)
  
          # old style relative import (regular 'import foo' in Python 2)
          # the name given is tried in the current package, and if
          # no match is found, sys.path is searched for a top-level module/pockage
          elif relativeImportIndex < 0:
              parent = self._DetermineParent(caller)
              if parent is not None:
                  fullName = "%s.%s" % (parent.name, name)
                  module = self._InternalImportModule(fullName,
                          deferredImports, namespace = namespace)
                  if module is not None:
                      parent.globalNames[name] = None
                      return module
  
              module = self._InternalImportModule(name,
                      deferredImports, namespace = namespace)
  
          # new style relative import (available in Python 2.5 and up)
          # the index indicates how many levels to traverse and only that level
          # is searched for the named module
          elif relativeImportIndex > 0:
              parent = caller
              if parent.path is not None:
                  relativeImportIndex -= 1
              while parent is not None and relativeImportIndex > 0:
                  parent = self._GetParentByName(parent.name)
                  relativeImportIndex -= 1
              if parent is None:
                  module = None
              elif not name:
                  module = parent
              else:
                  name = "%s.%s" % (parent.name, name)
                  module = self._InternalImportModule(name,
                          deferredImports, namespace = namespace)
  
          # if module not found, track that fact
          if module is None:
              if caller is None:
                  raise ImportError("No module named %r" % name)
              self._RunHook("missing", name, caller)
              if name not in caller.ignoreNames:
                  callers = self._badModules.setdefault(name, {})
                  callers[caller.name] = None
  
          return module
  
      def _InternalImportModule(self, name, deferredImports, namespace = False):
          """Internal method used for importing a module which assumes that the
             name given is an absolute name. None is returned if the module
             cannot be found."""
          try:
              # Check in module cache before trying to import it again.
              return self._modules[name]
          except KeyError:
              pass
  
          if name in self._builtinModules:
              module = self._AddModule(name)
              logging.debug("Adding module [%s] [C_BUILTIN]", name)
              self._RunHook("load", module.name, module)
              module.inImport = False
              return module
  
          pos = name.rfind(".")
          if pos < 0:  # Top-level module
              path = self.path
              searchName = name
              parentModule = None
          else:        # Dotted module name - look up the parent module
              parentName = name[:pos]
              parentModule = \
                      self._InternalImportModule(parentName, deferredImports,
                              namespace = namespace)
              if parentModule is None:
                  return None
              if namespace:
                  parentModule.ExtendPath()
              path = parentModule.path
              searchName = name[pos + 1:]
  
          if name in self.aliases:
              actualName = self.aliases[name]
              module = self._InternalImportModule(actualName, deferredImports)
              self._modules[name] = module
              return module
  
          try:
              fp, path, info = self._FindModule(searchName, path, namespace)
              if info[-1] == imp.C_BUILTIN and parentModule is not None:
                  return None
              module = self._LoadModule(name, fp, path, info, deferredImports,
                      parentModule, namespace)
          except ImportError:
              logging.debug("Module [%s] cannot be imported", name)
              self._modules[name] = None
              return None
          return module
  
      def _LoadModule(self, name, fp, path, info, deferredImports,
              parent = None, namespace = False):
          """Load the module, given the information acquired by the finder."""
          suffix, mode, type = info
          if type == imp.PKG_DIRECTORY:
              return self._LoadPackage(name, path, parent, deferredImports,
                      namespace)
          module = self._AddModule(name)
          module.file = path
          module.parent = parent
  
          if type == imp.PY_SOURCE:
              logging.debug("Adding module [%s] [PY_SOURCE]", name)
              # Load & compile Python source code
              if sys.version_info[0] >= 3:
                  # For Python 3, read the file with the correct encoding
                  import tokenize
                  fp = open(path, "rb")
                  encoding, lines = tokenize.detect_encoding(fp.readline)
                  fp = open(path, "U", encoding = encoding)
              codeString = fp.read()
              if codeString and codeString[-1] != "\n":
                  codeString = codeString + "\n"
              try:
                  module.code = compile(codeString, path, "exec")
              except SyntaxError:
                  raise ImportError("Invalid syntax in %s" % path)
          
          elif type == imp.PY_COMPILED:
              logging.debug("Adding module [%s] [PY_COMPILED]", name)
              # Load Python bytecode
              if isinstance(fp, bytes):
                  magic = fp[:4]
              else:
                  magic = fp.read(4)
              if magic != imp.get_magic():
                  raise ImportError("Bad magic number in %s" % path)
              skip_bytes = 8 if (sys.version_info[:2] >= (3,3)) else 4
              if isinstance(fp, bytes):
                  module.code = marshal.loads(fp[skip_bytes+4:])
                  module.inZipFile = True
              else:
                  fp.read(skip_bytes)
                  module.code = marshal.load(fp)
          
          elif type == imp.C_EXTENSION:
              logging.debug("Adding module [%s] [C_EXTENSION]", name)
              if parent is None:
                  # Our extension loader (see the freezer module) uses imp to
                  # load compiled extensions.
                  self.IncludeModule("imp")
  
          # If there's a custom hook for this module, run it.
          self._RunHook("load", module.name, module)
          
          if module.code is not None:
              if self.replacePaths:
                  topLevelModule = module
                  while topLevelModule.parent is not None:
                      topLevelModule = topLevelModule.parent
                  module.code = self._ReplacePathsInCode(topLevelModule,
                          module.code)
              
              # Scan the module code for import statements
              self._ScanCode(module.code, module, deferredImports)
          
          module.inImport = False
          return module
  
      def _LoadPackage(self, name, path, parent, deferredImports, namespace):
          """Load the package, given its name and path."""
          module = self._AddModule(name)
          module.path = [path]
          try:
              fp, path, info = self._FindModule("__init__", module.path, False)
              self._LoadModule(name, fp, path, info, deferredImports, parent)
              logging.debug("Adding module [%s] [PKG_DIRECTORY]", name)
          except ImportError:
              if not namespace:
                  raise
              fileName = os.path.join(path, "__init__.py")
              module.code = compile("", fileName, "exec")
              logging.debug("Adding module [%s] [PKG_NAMESPACE_DIRECTORY]", name)
          return module
  
      def _ReplacePathsInCode(self, topLevelModule, co):
          """Replace paths in the code as directed, returning a new code object
             with the modified paths in place."""
          # Prepare the new filename.
          origFileName = newFileName = os.path.normpath(co.co_filename)
          for searchValue, replaceValue in self.replacePaths:
              if searchValue == "*":
                  searchValue = os.path.dirname(topLevelModule.file)
                  if topLevelModule.path:
                      searchValue = os.path.dirname(searchValue)
                  if searchValue:
                      searchValue = searchValue + os.path.sep
              if not origFileName.startswith(searchValue):
                  continue
              newFileName = replaceValue + origFileName[len(searchValue):]
              break
          
          # Run on subordinate code objects from function & class definitions.
          constants = list(co.co_consts)
          for i, value in enumerate(constants):
              if isinstance(value, type(co)):
                  constants[i] = self._ReplacePathsInCode(topLevelModule, value)
          
          # Build the new code object.
          if sys.version_info[0] < 3:
              return types.CodeType(co.co_argcount, co.co_nlocals,
                      co.co_stacksize, co.co_flags, co.co_code, tuple(constants),
                      co.co_names, co.co_varnames, newFileName, co.co_name,
                      co.co_firstlineno, co.co_lnotab, co.co_freevars,
                      co.co_cellvars)
          return types.CodeType(co.co_argcount, co.co_kwonlyargcount,
                  co.co_nlocals, co.co_stacksize, co.co_flags, co.co_code,
                  tuple(constants), co.co_names, co.co_varnames, newFileName,
                  co.co_name, co.co_firstlineno, co.co_lnotab, co.co_freevars,
                  co.co_cellvars)
  
      def _RunHook(self, hookName, moduleName, *args):
          """Run hook for the given module if one is present."""
          name = "%s_%s" % (hookName, moduleName.replace(".", "_"))
          method = getattr(cx_Freeze.hooks, name, None)
          if method is not None:
              method(self, *args)
  
      def _ScanCode(self, co, module, deferredImports, topLevel = True):
          """Scan code, looking for imported modules and keeping track of the
             constants that have been created in order to better tell which
             modules are truly missing."""
          arguments = []
          importedModule = None
          method = dis._unpack_opargs if sys.version_info[:2] >= (3, 5) \
                  else self._UnpackOpArgs
          for opIndex, op, opArg in method(co.co_code):
  
              # keep track of constants (these are used for importing)
              # immediately restart loop so arguments are retained
              if op == LOAD_CONST:
                  arguments.append(co.co_consts[opArg])
                  continue
  
              # import statement: attempt to import module
              elif op == IMPORT_NAME:
                  name = co.co_names[opArg]
                  if len(arguments) >= 2:
                      relativeImportIndex, fromList = arguments[-2:]
                  else:
                      relativeImportIndex = -1
                      fromList, = arguments
                  if name not in module.excludeNames:
                      importedModule = self._ImportModule(name, deferredImports,
                              module, relativeImportIndex)
                      if importedModule is not None:
                          if fromList and fromList != ("*",) \
                                  and importedModule.path is not None:
                              self._EnsureFromList(module, importedModule,
                                      fromList, deferredImports)
  
              # import * statement: copy all global names
              elif op == IMPORT_STAR and topLevel and importedModule is not None:
                  module.globalNames.update(importedModule.globalNames)
  
              # store operation: track only top level
              elif topLevel and op in STORE_OPS:
                  name = co.co_names[opArg]
                  module.globalNames[name] = None
  
              # reset arguments; these are only needed for import statements so
              # ignore them in all other cases!
              arguments = []
  
          # Scan the code objects from function & class definitions
          for constant in co.co_consts:
              if isinstance(constant, type(co)):
                  self._ScanCode(constant, module, deferredImports,
                          topLevel = False)
  
      def _UnpackOpArgs(self, code):
          """Unpack the operations and arguments from the byte code. From Python
             3.5 onwards this is found in the private method _unpack_opargs
             but for earlier releases this wasn't available as a separate
             method."""
          opIndex = 0
          numOps = len(code)
          is3 = sys.version_info[0] >= 3
          while opIndex < numOps:
              offset = opIndex
              if is3:
                  op = code[opIndex]
              else:
                  op = ord(code[opIndex])
              opIndex += 1
              arg = None
              if op >= dis.HAVE_ARGUMENT:
                  if is3:
                      arg = code[opIndex] + code[opIndex + 1] * 256
                  else:
                      arg = ord(code[opIndex]) + ord(code[opIndex + 1]) * 256
                  opIndex += 2
              yield (offset, op, arg)
  
      def AddAlias(self, name, aliasFor):
          """Add an alias for a particular module; when an attempt is made to
             import a module using the alias name, import the actual name
             instead."""
          self.aliases[name] = aliasFor
  
      def ExcludeModule(self, name):
          """Exclude the named module from the resulting frozen executable."""
          self.excludes[name] = None
          self._modules[name] = None
  
      def IncludeFile(self, path, moduleName = None):
          """Include the named file as a module in the frozen executable."""
          name, ext = os.path.splitext(os.path.basename(path))
          if moduleName is None:
              moduleName = name
          info = (ext, "r", imp.PY_SOURCE)
          deferredImports = []
          module = self._LoadModule(moduleName, open(path, "U"), path, info,
                  deferredImports)
          self._ImportDeferredImports(deferredImports)
          return module
  
      def IncludeFiles(self, sourcePath, targetPath):
          """Include the files in the given directory in the target build."""
          self.includeFiles.append((sourcePath, targetPath))
  
      def IncludeModule(self, name, namespace = False):
          """Include the named module in the frozen executable."""
          deferredImports = []
          module = self._ImportModule(name, deferredImports,
                  namespace = namespace)
          self._ImportDeferredImports(deferredImports, skipInImport = True)
          return module
  
      def IncludePackage(self, name):
          """Include the named package and any submodules in the frozen
             executable."""
          deferredImports = []
          module = self._ImportModule(name, deferredImports)
          if module.path:
              self._ImportAllSubModules(module, deferredImports)
          self._ImportDeferredImports(deferredImports, skipInImport = True)
          return module
  
      def ReportMissingModules(self):
          """Display a list of modules that weren't found."""
          if self._badModules:
              sys.stdout.write("Missing modules:\n")
              names = list(self._badModules.keys())
              names.sort()
              for name in names:
                  callers = list(self._badModules[name].keys())
                  callers.sort()
                  sys.stdout.write("? %s imported from %s\n" % \
                          (name, ", ".join(callers)))
              sys.stdout.write("This is not necessarily a problem - the modules "
                               "may not be needed on this platform.\n")
              sys.stdout.write("\n")
  
  
  class Module(object):
  
      def __init__(self, name):
          self.name = name
          self.file = None
          self.path = None
          self.code = None
          self.parent = None
          self.globalNames = {}
          self.excludeNames = {}
          self.ignoreNames = {}
          self.inZipFile = False
          self.inImport = True
  
      def __repr__(self):
          parts = ["name=%s" % repr(self.name)]
          if self.file is not None:
              parts.append("file=%s" % repr(self.file))
          if self.path is not None:
              parts.append("path=%s" % repr(self.path))
          return "<Module %s>" % ", ".join(parts)
  
      def AddGlobalName(self, name):
          self.globalNames[name] = None
  
      def ExcludeName(self, name):
          self.excludeNames[name] = None
  
      def ExtendPath(self):
          self.path = pkgutil.extend_path(self.path, self.name)
          if self.parent is not None:
              self.parent.ExtendPath()
  
      def IgnoreName(self, name):
          self.ignoreNames[name] = None
  
  