from bidict import bidict, ValueDuplicationError


def is_anonymous(name):
    return name.startswith("ANONYMOUS_ANONYMOUS_ANONYMOUS_")


class TohuNamespaceError(Exception):
    """
    Custom exception.
    """


class TohuNamespace:

    def __init__(self):
        self.generators = bidict()

    def __len__(self):
        return len(self.generators)

    def __getitem__(self, key):
        return self.generators[key]

    def add_generator(self, g, name=None):
        if name is None:
            name = f"ANONYMOUS_ANONYMOUS_ANONYMOUS_{g.tohu_id}"

        if name in self.generators and self.generators[name] is not g:
            raise TohuNamespaceError("A different generator with the same name already exists.")

        try:
            self.generators[name] = g
        except ValueDuplicationError:
            existing_name = self.generators.inv[g]
            if is_anonymous(existing_name) and not is_anonymous(name):
                self.generators.inv[g] = name


    def add_generator_with_dependencies(self, g, name=None):
        self.add_generator(g, name=name)

        for c in g._input_generators:
            self.add_generator(c)
from mako.template import Template
import textwrap
from bidict import bidict, ValueDuplicationError


def is_anonymous(name):
    return name.startswith("ANONYMOUS_ANONYMOUS_ANONYMOUS_")


class TohuNamespaceError(Exception):
    """
    Custom exception.
    """


class TohuNamespace:

    def __init__(self):
        self.generators = bidict()

    def __repr__(self):
        s = Template(textwrap.dedent("""\
            <TohuNameSpace:
               %for name, g in items:
               ${name}: ${g}
               %endfor
            >
            """)).render(items=self.generators.items())
        return s

    def __len__(self):
        return len(self.generators)

    def __getitem__(self, key):
        return self.generators[key]

    def add_generator(self, g, name=None):
        if name is None:
            name = f"ANONYMOUS_ANONYMOUS_ANONYMOUS_{g.tohu_id}"

        if name in self.generators and self.generators[name] is not g:
            raise TohuNamespaceError("A different generator with the same name already exists.")

        try:
            self.generators[name] = g
        except ValueDuplicationError:
            existing_name = self.generators.inv[g]
            if is_anonymous(existing_name) and not is_anonymous(name):
                self.generators.inv[g] = name


    def add_generator_with_dependencies(self, g, name=None):
        self.add_generator(g, name=name)

        for c in g._input_generators:
            self.add_generator(c)
Add repr method for TohuNamespace
Add repr method for TohuNamespace

+ from mako.template import Template
+ import textwrap
  from bidict import bidict, ValueDuplicationError
  
  
  def is_anonymous(name):
      return name.startswith("ANONYMOUS_ANONYMOUS_ANONYMOUS_")
  
  
  class TohuNamespaceError(Exception):
      """
      Custom exception.
      """
  
  
  class TohuNamespace:
  
      def __init__(self):
          self.generators = bidict()
+ 
+     def __repr__(self):
+         s = Template(textwrap.dedent("""\
+             <TohuNameSpace:
+                %for name, g in items:
+                ${name}: ${g}
+                %endfor
+             >
+             """)).render(items=self.generators.items())
+         return s
  
      def __len__(self):
          return len(self.generators)
  
      def __getitem__(self, key):
          return self.generators[key]
  
      def add_generator(self, g, name=None):
          if name is None:
              name = f"ANONYMOUS_ANONYMOUS_ANONYMOUS_{g.tohu_id}"
  
          if name in self.generators and self.generators[name] is not g:
              raise TohuNamespaceError("A different generator with the same name already exists.")
  
          try:
              self.generators[name] = g
          except ValueDuplicationError:
              existing_name = self.generators.inv[g]
              if is_anonymous(existing_name) and not is_anonymous(name):
                  self.generators.inv[g] = name
  
  
      def add_generator_with_dependencies(self, g, name=None):
          self.add_generator(g, name=name)
  
          for c in g._input_generators:
              self.add_generator(c)
Add repr method for TohuNamespace
## Code Before:
from bidict import bidict, ValueDuplicationError


def is_anonymous(name):
    return name.startswith("ANONYMOUS_ANONYMOUS_ANONYMOUS_")


class TohuNamespaceError(Exception):
    """
    Custom exception.
    """


class TohuNamespace:

    def __init__(self):
        self.generators = bidict()

    def __len__(self):
        return len(self.generators)

    def __getitem__(self, key):
        return self.generators[key]

    def add_generator(self, g, name=None):
        if name is None:
            name = f"ANONYMOUS_ANONYMOUS_ANONYMOUS_{g.tohu_id}"

        if name in self.generators and self.generators[name] is not g:
            raise TohuNamespaceError("A different generator with the same name already exists.")

        try:
            self.generators[name] = g
        except ValueDuplicationError:
            existing_name = self.generators.inv[g]
            if is_anonymous(existing_name) and not is_anonymous(name):
                self.generators.inv[g] = name


    def add_generator_with_dependencies(self, g, name=None):
        self.add_generator(g, name=name)

        for c in g._input_generators:
            self.add_generator(c)
## Instruction:
Add repr method for TohuNamespace
## Code After:
from mako.template import Template
import textwrap
from bidict import bidict, ValueDuplicationError


def is_anonymous(name):
    return name.startswith("ANONYMOUS_ANONYMOUS_ANONYMOUS_")


class TohuNamespaceError(Exception):
    """
    Custom exception.
    """


class TohuNamespace:

    def __init__(self):
        self.generators = bidict()

    def __repr__(self):
        s = Template(textwrap.dedent("""\
            <TohuNameSpace:
               %for name, g in items:
               ${name}: ${g}
               %endfor
            >
            """)).render(items=self.generators.items())
        return s

    def __len__(self):
        return len(self.generators)

    def __getitem__(self, key):
        return self.generators[key]

    def add_generator(self, g, name=None):
        if name is None:
            name = f"ANONYMOUS_ANONYMOUS_ANONYMOUS_{g.tohu_id}"

        if name in self.generators and self.generators[name] is not g:
            raise TohuNamespaceError("A different generator with the same name already exists.")

        try:
            self.generators[name] = g
        except ValueDuplicationError:
            existing_name = self.generators.inv[g]
            if is_anonymous(existing_name) and not is_anonymous(name):
                self.generators.inv[g] = name


    def add_generator_with_dependencies(self, g, name=None):
        self.add_generator(g, name=name)

        for c in g._input_generators:
            self.add_generator(c)