How to use the pyasn1.type.univ.Integer function in pyasn1

ub_generation_qualifier_length = univ.Integer(3)
ub_given_name_length = univ.Integer(16)
ub_initials_length = univ.Integer(5)
ub_integer_options = univ.Integer(256)
ub_numeric_user_id_length = univ.Integer(32)
ub_organization_name_length = univ.Integer(64)
ub_organizational_unit_name_length = univ.Integer(32)
ub_organizational_units = univ.Integer(4)
ub_pds_name_length = univ.Integer(16)
ub_pds_parameter_length = univ.Integer(30)
ub_pds_physical_address_lines = univ.Integer(6)
ub_postal_code_length = univ.Integer(16)
ub_surname_length = univ.Integer(40)
ub_terminal_id_length = univ.Integer(24)
ub_unformatted_address_length = univ.Integer(180)
ub_x121_address_length = univ.Integer(16)

class UniversalString(char.UniversalString): pass
class BMPString(char.BMPString): pass
class UTF8String(char.UTF8String): pass

id_pkix = univ.ObjectIdentifier('1.3.6.1.5.5.7')
id_pe = univ.ObjectIdentifier('1.3.6.1.5.5.7.1')
id_qt = univ.ObjectIdentifier('1.3.6.1.5.5.7.2')
id_kp = univ.ObjectIdentifier('1.3.6.1.5.5.7.3')
id_ad = univ.ObjectIdentifier('1.3.6.1.5.5.7.48')

id_qt_cps = univ.ObjectIdentifier('1.3.6.1.5.5.7.2.1')
id_qt_unotice = univ.ObjectIdentifier('1.3.6.1.5.5.7.2.2')

id_ad_ocsp = univ.ObjectIdentifier('1.3.6.1.5.5.7.48.1')
id_ad_caIssuers = univ.ObjectIdentifier('1.3.6.1.5.5.7.48.2')

value, substrate = decodeFun(substrate, asn1Spec, tagSet, length, **options)

        eooMarker, substrate = decodeFun(substrate, allowEoo=True, **options)

        if eooMarker is eoo.endOfOctets:
            return value, substrate
        else:
            raise error.PyAsn1Error('Missing end-of-octets terminator')


explicitTagDecoder = ExplicitTagDecoder()


class IntegerDecoder(AbstractSimpleDecoder):
    protoComponent = univ.Integer(0)

    def valueDecoder(self, substrate, asn1Spec,
                     tagSet=None, length=None, state=None,
                     decodeFun=None, substrateFun=None,
                     **options):

        if tagSet[0].tagFormat != tag.tagFormatSimple:
            raise error.PyAsn1Error('Simple tag format expected')

        head, tail = substrate[:length], substrate[length:]

        if not head:
            return self._createComponent(asn1Spec, tagSet, 0, **options), tail

        value = from_bytes(head, signed=True)

"""

        from pyasn1.type import univ, namedtype
        from pyasn1.codec.der import encoder

        class AsnPrivKey(univ.Sequence):
            componentType = namedtype.NamedTypes(
                    namedtype.NamedType('version', univ.Integer()),
                    namedtype.NamedType('modulus', univ.Integer()),
                    namedtype.NamedType('publicExponent', univ.Integer()),
                    namedtype.NamedType('privateExponent', univ.Integer()),
                    namedtype.NamedType('prime1', univ.Integer()),
                    namedtype.NamedType('prime2', univ.Integer()),
                    namedtype.NamedType('exponent1', univ.Integer()),
                    namedtype.NamedType('exponent2', univ.Integer()),
                    namedtype.NamedType('coefficient', univ.Integer()),
            )

        # Create the ASN object
        asn_key = AsnPrivKey()
        asn_key.setComponentByName('version', 0)
        asn_key.setComponentByName('modulus', self.n)
        asn_key.setComponentByName('publicExponent', self.e)
        asn_key.setComponentByName('privateExponent', self.d)
        asn_key.setComponentByName('prime1', self.p)
        asn_key.setComponentByName('prime2', self.q)
        asn_key.setComponentByName('exponent1', self.exp1)
        asn_key.setComponentByName('exponent2', self.exp2)
        asn_key.setComponentByName('coefficient', self.coef)

        return encoder.encode(asn_key)

ub_e163_4_number_length = univ.Integer(15)
ub_e163_4_sub_address_length = univ.Integer(40)
ub_generation_qualifier_length = univ.Integer(3)
ub_given_name_length = univ.Integer(16)
ub_initials_length = univ.Integer(5)
ub_integer_options = univ.Integer(256)
ub_numeric_user_id_length = univ.Integer(32)
ub_organization_name_length = univ.Integer(64)
ub_organizational_unit_name_length = univ.Integer(32)
ub_organizational_units = univ.Integer(4)
ub_pds_name_length = univ.Integer(16)
ub_pds_parameter_length = univ.Integer(30)
ub_pds_physical_address_lines = univ.Integer(6)
ub_postal_code_length = univ.Integer(16)
ub_surname_length = univ.Integer(40)
ub_terminal_id_length = univ.Integer(24)
ub_unformatted_address_length = univ.Integer(180)
ub_x121_address_length = univ.Integer(16)


class UniversalString(char.UniversalString):
    pass


class BMPString(char.BMPString):
    pass


class UTF8String(char.UTF8String):
    pass

subtypeSpec=constraint.ValueSizeConstraint(0, ub_domain_name_length)))
)


class PrivateDomainName(univ.Choice):
    pass


PrivateDomainName.componentType = namedtype.NamedTypes(
    namedtype.NamedType('numeric', char.NumericString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_name_length))),
    namedtype.NamedType('printable', char.PrintableString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_domain_name_length)))
)

ub_generation_qualifier_length = univ.Integer(3)

ub_given_name_length = univ.Integer(16)

ub_initials_length = univ.Integer(5)


class PersonalName(univ.Set):
    pass


PersonalName.componentType = namedtype.NamedTypes(
    namedtype.NamedType('surname', char.PrintableString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_surname_length)).subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
    namedtype.OptionalNamedType('given-name', char.PrintableString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_given_name_length)).subtype(

class Attribute(univ.Sequence):
    pass


Attribute.componentType = namedtype.NamedTypes(
    namedtype.NamedType('type', AttributeType()),
    namedtype.NamedType('values', univ.SetOf(componentType=AttributeValue()))
)

extended_network_address = univ.Integer(22)

unique_postal_name = univ.Integer(20)

ub_pds_physical_address_lines = univ.Integer(6)


class UnformattedPostalAddress(univ.Set):
    pass


UnformattedPostalAddress.componentType = namedtype.NamedTypes(
    namedtype.OptionalNamedType('printable-address', univ.SequenceOf(componentType=char.PrintableString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_pds_parameter_length)))),
    namedtype.OptionalNamedType('teletex-string', char.TeletexString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_unformatted_address_length)))
)


class UniquePostalName(PDSParameter):
    pass

from pyasn1.type import useful

MAX = float('inf')

#
# PKIX1Explicit88
#

# Upper Bounds
ub_name = univ.Integer(32768)
ub_common_name = univ.Integer(64)
ub_locality_name = univ.Integer(128)
ub_state_name = univ.Integer(128)
ub_organization_name = univ.Integer(64)
ub_organizational_unit_name = univ.Integer(64)
ub_title = univ.Integer(64)
ub_match = univ.Integer(128)
ub_emailaddress_length = univ.Integer(128)
ub_common_name_length = univ.Integer(64)
ub_country_name_alpha_length = univ.Integer(2)
ub_country_name_numeric_length = univ.Integer(3)
ub_domain_defined_attributes = univ.Integer(4)
ub_domain_defined_attribute_type_length = univ.Integer(8)
ub_domain_defined_attribute_value_length = univ.Integer(128)
ub_domain_name_length = univ.Integer(16)
ub_extension_attributes = univ.Integer(256)
ub_e163_4_number_length = univ.Integer(15)
ub_e163_4_sub_address_length = univ.Integer(40)
ub_generation_qualifier_length = univ.Integer(3)
ub_given_name_length = univ.Integer(16)
ub_initials_length = univ.Integer(5)
ub_integer_options = univ.Integer(256)

ub_country_name_numeric_length = univ.Integer(3)
ub_domain_defined_attributes = univ.Integer(4)
ub_domain_defined_attribute_type_length = univ.Integer(8)
ub_domain_defined_attribute_value_length = univ.Integer(128)
ub_domain_name_length = univ.Integer(16)
ub_extension_attributes = univ.Integer(256)
ub_e163_4_number_length = univ.Integer(15)
ub_e163_4_sub_address_length = univ.Integer(40)
ub_generation_qualifier_length = univ.Integer(3)
ub_given_name_length = univ.Integer(16)
ub_initials_length = univ.Integer(5)
ub_integer_options = univ.Integer(256)
ub_numeric_user_id_length = univ.Integer(32)
ub_organization_name_length = univ.Integer(64)
ub_organizational_unit_name_length = univ.Integer(32)
ub_organizational_units = univ.Integer(4)
ub_pds_name_length = univ.Integer(16)
ub_pds_parameter_length = univ.Integer(30)
ub_pds_physical_address_lines = univ.Integer(6)
ub_postal_code_length = univ.Integer(16)
ub_surname_length = univ.Integer(40)
ub_terminal_id_length = univ.Integer(24)
ub_unformatted_address_length = univ.Integer(180)
ub_x121_address_length = univ.Integer(16)


class UniversalString(char.UniversalString):
    pass


class BMPString(char.BMPString):
    pass

X520OrganizationName.componentType = namedtype.NamedTypes(
    namedtype.NamedType('teletexString', char.TeletexString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
    namedtype.NamedType('printableString', char.PrintableString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
    namedtype.NamedType('universalString', char.UniversalString().subtype(
        subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
    namedtype.NamedType('utf8String',
                        char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name))),
    namedtype.NamedType('bmpString',
                        char.BMPString().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, ub_organization_name)))
)

ub_emailaddress_length = univ.Integer(128)


class ExtensionPhysicalDeliveryAddressComponents(PDSParameter):
    pass


id_at_surname = _OID(id_at, 4)

ub_common_name_length = univ.Integer(64)

id_ad = _OID(id_pkix, 48)

ub_numeric_user_id_length = univ.Integer(32)


class NumericUserIdentifier(char.NumericString):

from pyasn1.type import namedtype
from pyasn1.type import namedval
from pyasn1.type import opentype
from pyasn1.type import tag
from pyasn1.type import univ
from pyasn1.type import useful

MAX = float('inf')

#
# PKIX1Explicit88
#

# Upper Bounds
ub_name = univ.Integer(32768)
ub_common_name = univ.Integer(64)
ub_locality_name = univ.Integer(128)
ub_state_name = univ.Integer(128)
ub_organization_name = univ.Integer(64)
ub_organizational_unit_name = univ.Integer(64)
ub_title = univ.Integer(64)
ub_match = univ.Integer(128)
ub_emailaddress_length = univ.Integer(128)
ub_common_name_length = univ.Integer(64)
ub_country_name_alpha_length = univ.Integer(2)
ub_country_name_numeric_length = univ.Integer(3)
ub_domain_defined_attributes = univ.Integer(4)
ub_domain_defined_attribute_type_length = univ.Integer(8)
ub_domain_defined_attribute_value_length = univ.Integer(128)
ub_domain_name_length = univ.Integer(16)
ub_extension_attributes = univ.Integer(256)
ub_e163_4_number_length = univ.Integer(15)