code: def from_tuples(cls, data, closed="right", copy=False, dtype=None):
      if len(data):
          left, right = [], []
      else:
          # ensure that empty data keeps input dtype
          left = right = data
  
      for d in data:
          if isna(d):
              lhs = rhs = np.nan
          else:
              name = cls.__name__
              try:
                  # need list of length 2 tuples, e.g. [(0, 1), (1, 2), ...]
                  lhs, rhs = d
              except ValueError:
                  msg = (
                      "{name}.from_tuples requires tuples of "
                      "length 2, got {tpl}"
                  ).format(name=name, tpl=d)
                  raise ValueError(msg)
              except TypeError:
                  msg = (
                      "{name}.from_tuples received an invalid "
                      "item, {tpl}"
                  ).format(name=name, tpl=d)
                  raise TypeError(msg)
          left.append(lhs)
          right.append(rhs)
  
      return cls.from_arrays(
          left, right, closed, copy=False, dtype=dtype
      )
  
imports: from operator import le, lt
  import textwrap
  import numpy
  from pandas._libs.interval import Interval, IntervalMixin, intervals_to_interval_bounds
  from pandas.compat import add_metaclass
  from pandas.compat.numpy import function
  from pandas.util._decorators import Appender
  from pandas.util._doctools import _WritableDoc
  from pandas.core.dtypes.cast import maybe_convert_platform
  from pandas.core.dtypes.common import is_categorical_dtype, is_datetime64_any_dtype, is_float_dtype, is_integer_dtype, is_interval, is_interval_dtype, is_scalar, is_string_dtype, is_timedelta64_dtype, pandas_dtype
  from pandas.core.dtypes.dtypes import IntervalDtype
  from pandas.core.dtypes.generic import ABCDatetimeIndex, ABCInterval, ABCIntervalIndex, ABCPeriodIndex, ABCSeries
  from pandas.core.dtypes.missing import isna, notna
  from pandas.core.arrays.base import ExtensionArray, _extension_array_shared_docs
  from pandas.core.arrays.categorical import Categorical
  import pandas.core.common
  from pandas.core.config import get_option
  from pandas.core.indexes.base import Index, ensure_index
label_desc: Use image node_id 7 for calling the IntervalArray obj's underlying member method code with example usage: obj.from_tuples(cls, data, closed, copy, dtype) and returns: cls