# Path: diffoscope/config.py
# class Config(object):
#     max_diff_block_lines = 256
#     max_diff_block_lines_parent = 50
#     max_diff_block_lines_saved = float("inf")
#     # html-dir output uses ratio * max-diff-block-lines as its limit
#     max_diff_block_lines_html_dir_ratio = 4
#     # GNU diff cannot process arbitrary large files :(
#     max_diff_input_lines = 2 ** 20
#     max_report_size = 2000 * 2 ** 10 # 2000 kB
#     max_text_report_size = 0
#     max_report_child_size = 500 * 2 ** 10
#     new_file = False
#     fuzzy_threshold = 60
#     enforce_constraints = True
#     excludes = ()
# 
#     _singleton = {}
# 
#     def __init__(self):
#         self.__dict__ = self._singleton
# 
#     def __setattr__(self, k, v):
#         super(Config, self).__setattr__(k, v)
# 
#         if self.enforce_constraints:
#             self.check_constraints()
# 
#     def check_constraints(self):
#         if self.max_diff_block_lines < self.max_diff_block_lines_parent:  # noqa
#             raise ValueError("max_diff_block_lines ({0.max_diff_block_lines}) "
#                 "cannot be smaller than max_diff_block_lines_parent "
#                 "({0.max_diff_block_lines_parent})".format(self),
#             )
# 
#         max_ = self.max_diff_block_lines_html_dir_ratio * \
#             self.max_diff_block_lines
#         if self.max_diff_block_lines_saved < max_:  # noqa
#             raise ValueError("max_diff_block_lines_saved "
#                 "({0.max_diff_block_lines_saved}) cannot be smaller than "
#                 "{0.max_diff_block_lines_html_dir_ratio} * "
#                 "max_diff_block_lines ({1})".format(self, max_),
#             )
# 
# Path: diffoscope/progress.py
# class Progress(object):
#     def __init__(self, total, msg=""):
#         self.current = 0
#         self.total = total
# 
#         ProgressManager().new_total(total, msg)
# 
#     def __enter__(self):
#         return self
# 
#     def __exit__(self, exc_type, exc_value, exc_traceback):
#         self.step(self.total - self.current)
# 
#     def step(self, delta=1, msg=""):
#         delta = min(self.total - self.current, delta) # clamp
#         if not delta:
#             return
# 
#         self.current += delta
#         ProgressManager().step(delta, msg)
# 
# Path: diffoscope/comparators/utils/fuzzy.py
# def perform_fuzzy_matching(members1, members2):
#     if tlsh == None or Config().fuzzy_threshold == 0:
#         return
#     already_compared = set()
#     # Perform local copies because they will be modified by consumer
#     members1 = dict(members1)
#     members2 = dict(members2)
#     for name1, file1 in members1.items():
#         if file1.is_directory() or not file1.fuzzy_hash:
#             continue
#         comparisons = []
#         for name2, file2 in members2.items():
#             if name2 in already_compared or file2.is_directory() or not file2.fuzzy_hash:
#                 continue
#             comparisons.append((tlsh.diff(file1.fuzzy_hash, file2.fuzzy_hash), name2))
#         if comparisons:
#             comparisons.sort(key=operator.itemgetter(0))
#             score, name2 = comparisons[0]
#             logger.debug('fuzzy top match %s %s: %d difference score', name1, name2, score)
#             if score < Config().fuzzy_threshold:
#                 yield name1, name2, score
#                 already_compared.add(name2)


import abc
import logging
import itertools
import collections
from diffoscope.config import Config
from diffoscope.progress import Progress
from ..missing_file import MissingFile
from .fuzzy import perform_fuzzy_matching
        from .specialize import specialize
        from .compare import compare_commented_files
    @abc.abstractmethod
    def get_member_names(self):
        raise NotImplementedError()

    @abc.abstractmethod
    def get_member(self, member_name):
        raise NotImplementedError()

    def get_all_members(self):
        # If your get_member implementation is O(n) then this will be O(n^2)
        # cost. In such cases it is HIGHLY RECOMMENDED to override this as well
        for name in self.get_member_names():
            yield name, self.get_member(name)

    def comparisons(self, other):
        my_members = self.get_members()
        my_reminders = collections.OrderedDict()
        other_members = other.get_members()

        with Progress(max(len(my_members), len(other_members))) as p:
            # keep it sorted like my members
            while my_members:
                my_member_name, my_member = my_members.popitem(last=False)
                if my_member_name in other_members:
                    yield my_member, other_members.pop(my_member_name), NO_COMMENT
                    p.step(msg=my_member.progress_name)
                else:
                    my_reminders[my_member_name] = my_member

            my_members = my_reminders

# Path: diffoscope/config.py
# class Config(object):
#     max_diff_block_lines = 256
#     max_diff_block_lines_parent = 50
#     max_diff_block_lines_saved = float("inf")
#     # html-dir output uses ratio * max-diff-block-lines as its limit
#     max_diff_block_lines_html_dir_ratio = 4
#     # GNU diff cannot process arbitrary large files :(
#     max_diff_input_lines = 2 ** 20
#     max_report_size = 2000 * 2 ** 10 # 2000 kB
#     max_text_report_size = 0
#     max_report_child_size = 500 * 2 ** 10
#     new_file = False
#     fuzzy_threshold = 60
#     enforce_constraints = True
#     excludes = ()
# 
#     _singleton = {}
# 
#     def __init__(self):
#         self.__dict__ = self._singleton
# 
#     def __setattr__(self, k, v):
#         super(Config, self).__setattr__(k, v)
# 
#         if self.enforce_constraints:
#             self.check_constraints()
# 
#     def check_constraints(self):
#         if self.max_diff_block_lines < self.max_diff_block_lines_parent:  # noqa
#             raise ValueError("max_diff_block_lines ({0.max_diff_block_lines}) "
#                 "cannot be smaller than max_diff_block_lines_parent "
#                 "({0.max_diff_block_lines_parent})".format(self),
#             )
# 
#         max_ = self.max_diff_block_lines_html_dir_ratio * \
#             self.max_diff_block_lines
#         if self.max_diff_block_lines_saved < max_:  # noqa
#             raise ValueError("max_diff_block_lines_saved "
#                 "({0.max_diff_block_lines_saved}) cannot be smaller than "
#                 "{0.max_diff_block_lines_html_dir_ratio} * "
#                 "max_diff_block_lines ({1})".format(self, max_),
#             )
# 
# Path: diffoscope/progress.py
# class Progress(object):
#     def __init__(self, total, msg=""):
#         self.current = 0
#         self.total = total
# 
#         ProgressManager().new_total(total, msg)
# 
#     def __enter__(self):
#         return self
# 
#     def __exit__(self, exc_type, exc_value, exc_traceback):
#         self.step(self.total - self.current)
# 
#     def step(self, delta=1, msg=""):
#         delta = min(self.total - self.current, delta) # clamp
#         if not delta:
#             return
# 
#         self.current += delta
#         ProgressManager().step(delta, msg)
# 
# Path: diffoscope/comparators/utils/fuzzy.py
# def perform_fuzzy_matching(members1, members2):
#     if tlsh == None or Config().fuzzy_threshold == 0:
#         return
#     already_compared = set()
#     # Perform local copies because they will be modified by consumer
#     members1 = dict(members1)
#     members2 = dict(members2)
#     for name1, file1 in members1.items():
#         if file1.is_directory() or not file1.fuzzy_hash:
#             continue
#         comparisons = []
#         for name2, file2 in members2.items():
#             if name2 in already_compared or file2.is_directory() or not file2.fuzzy_hash:
#                 continue
#             comparisons.append((tlsh.diff(file1.fuzzy_hash, file2.fuzzy_hash), name2))
#         if comparisons:
#             comparisons.sort(key=operator.itemgetter(0))
#             score, name2 = comparisons[0]
#             logger.debug('fuzzy top match %s %s: %d difference score', name1, name2, score)
#             if score < Config().fuzzy_threshold:
#                 yield name1, name2, score
#                 already_compared.add(name2)


# Path: diffoscope/comparators/utils/container.py
import abc
import logging
import itertools
import collections
from diffoscope.config import Config
from diffoscope.progress import Progress
from ..missing_file import MissingFile
from .fuzzy import perform_fuzzy_matching
        from .specialize import specialize
        from .compare import compare_commented_files

    @abc.abstractmethod
    def get_member_names(self):
        raise NotImplementedError()

    @abc.abstractmethod
    def get_member(self, member_name):
        raise NotImplementedError()

    def get_all_members(self):
        # If your get_member implementation is O(n) then this will be O(n^2)
        # cost. In such cases it is HIGHLY RECOMMENDED to override this as well
        for name in self.get_member_names():
            yield name, self.get_member(name)

    def comparisons(self, other):
        my_members = self.get_members()
        my_reminders = collections.OrderedDict()
        other_members = other.get_members()

        with Progress(max(len(my_members), len(other_members))) as p:
            # keep it sorted like my members
            while my_members:
                my_member_name, my_member = my_members.popitem(last=False)
                if my_member_name in other_members:
                    yield my_member, other_members.pop(my_member_name), NO_COMMENT
                    p.step(msg=my_member.progress_name)
                else:
                    my_reminders[my_member_name] = my_member

            my_members = my_reminders

            for my_name, other_name, score in perform_fuzzy_matching(my_members, other_members):