old_contents: import os.path
  import re
  import sys
  import zlib
  
  from urllib.request import urlopen
  
  from genomepy.plugin import Plugin
  
  
  class BlacklistPlugin(Plugin):
      base_url = "http://mitra.stanford.edu/kundaje/akundaje/release/blacklists/"
      http_dict = {
          "ce10": base_url + "ce10-C.elegans/ce10-blacklist.bed.gz",
          "dm3": base_url + "dm3-D.melanogaster/dm3-blacklist.bed.gz",
          "hg38": base_url + "hg38-human/hg38.blacklist.bed.gz",
          "hg19": base_url + "hg38-human/hg19.blacklist.bed.gz",
          "mm9": base_url + "mm9-mouse/mm9-blacklist.bed.gz",
          "mm10": base_url + "mm10-mouse/mm10.blacklist.bed.gz",
      }
  
      def after_genome_download(self, genome, force=False):
          props = self.get_properties(genome)
          fname = props["blacklist"]
          if force and os.path.exists(fname):
              # Start from scratch
              os.remove(fname)
  
          if not os.path.exists(fname):
              link = self.http_dict.get(genome.name)
              if link is None:
                  sys.stderr.write("No blacklist found for {}\n".format(genome.name))
                  return
              try:
                  sys.stderr.write("Downloading blacklist {}\n".format(link))
                  response = urlopen(link)
                  with open(fname, "wb") as bed:
                      # unzip the response with some zlib magic
                      unzipped = zlib.decompress(
                          response.read(), 16 + zlib.MAX_WBITS
                      ).decode("utf-8")
                      bed.write(unzipped)
              except Exception as e:
                  sys.stderr.write(e)
                  sys.stderr.write(
                      "Could not download blacklist file from {}".format(link)
                  )
  
      def get_properties(self, genome):
          props = {
              "blacklist": re.sub(".fa(.gz)?$", ".blacklist.bed", genome.filename)
          }
          return props
  
new_contents: import os.path
  import re
  import sys
  import zlib
  
  from urllib.request import urlopen
  
  from genomepy.plugin import Plugin
  
  
  class BlacklistPlugin(Plugin):
      base_url = "http://mitra.stanford.edu/kundaje/akundaje/release/blacklists/"
      http_dict = {
          "ce10": base_url + "ce10-C.elegans/ce10-blacklist.bed.gz",
          "dm3": base_url + "dm3-D.melanogaster/dm3-blacklist.bed.gz",
          "hg38": base_url + "hg38-human/hg38.blacklist.bed.gz",
          "hg19": base_url + "hg38-human/hg19.blacklist.bed.gz",
          "mm9": base_url + "mm9-mouse/mm9-blacklist.bed.gz",
          "mm10": base_url + "mm10-mouse/mm10.blacklist.bed.gz",
      }
  
      def after_genome_download(self, genome, force=False):
          props = self.get_properties(genome)
          fname = props["blacklist"]
          if force and os.path.exists(fname):
              # Start from scratch
              os.remove(fname)
  
          if not os.path.exists(fname):
              link = self.http_dict.get(genome.name.split('.')[0])
              if link is None:
                  sys.stderr.write("No blacklist found for {}\n".format(genome.name))
                  return
              try:
                  sys.stderr.write("Downloading blacklist {}\n".format(link))
                  response = urlopen(link)
                  with open(fname, "wb") as bed:
                      # unzip the response with some zlib magic
                      unzipped = zlib.decompress(
                          response.read(), 16 + zlib.MAX_WBITS
                      )
                      bed.write(unzipped)
              except Exception as e:
                  sys.stderr.write(e)
                  sys.stderr.write(
                      "Could not download blacklist file from {}".format(link)
                  )
  
      def get_properties(self, genome):
          props = {
              "blacklist": re.sub(".fa(.gz)?$", ".blacklist.bed", genome.filename)
          }
          return props
  
subject: fix (pre-existing) bug with wrong filename