--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/prov/constants.py	Sat May 02 07:14:21 2020 -0400
@@ -0,0 +1,222 @@
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+import six
+from prov.identifier import Namespace
+
+__author__ = 'Trung Dong Huynh'
+__email__ = 'trungdong@donggiang.com'
+
+
+XSD = Namespace('xsd', 'http://www.w3.org/2001/XMLSchema#')
+PROV = Namespace('prov', 'http://www.w3.org/ns/prov#')
+XSI = Namespace('xsi', 'http://www.w3.org/2001/XMLSchema-instance')
+
+#  C1. Entities/Activities
+PROV_ENTITY = PROV['Entity']
+PROV_ACTIVITY = PROV['Activity']
+PROV_GENERATION = PROV['Generation']
+PROV_USAGE = PROV['Usage']
+PROV_COMMUNICATION = PROV['Communication']
+PROV_START = PROV['Start']
+PROV_END = PROV['End']
+PROV_INVALIDATION = PROV['Invalidation']
+
+#  C2. Derivations
+PROV_DERIVATION = PROV['Derivation']
+
+#  C3. Agents/Responsibility
+PROV_AGENT = PROV['Agent']
+PROV_ATTRIBUTION = PROV['Attribution']
+PROV_ASSOCIATION = PROV['Association']
+PROV_DELEGATION = PROV['Delegation']
+PROV_INFLUENCE = PROV['Influence']
+#  C4. Bundles
+PROV_BUNDLE = PROV['Bundle']
+#  C5. Alternate
+PROV_ALTERNATE = PROV['Alternate']
+PROV_SPECIALIZATION = PROV['Specialization']
+PROV_MENTION = PROV['Mention']
+#  C6. Collections
+PROV_MEMBERSHIP = PROV['Membership']
+
+PROV_N_MAP = {
+    PROV_ENTITY:               u'entity',
+    PROV_ACTIVITY:             u'activity',
+    PROV_GENERATION:           u'wasGeneratedBy',
+    PROV_USAGE:                u'used',
+    PROV_COMMUNICATION:        u'wasInformedBy',
+    PROV_START:                u'wasStartedBy',
+    PROV_END:                  u'wasEndedBy',
+    PROV_INVALIDATION:         u'wasInvalidatedBy',
+    PROV_DERIVATION:           u'wasDerivedFrom',
+    PROV_AGENT:                u'agent',
+    PROV_ATTRIBUTION:          u'wasAttributedTo',
+    PROV_ASSOCIATION:          u'wasAssociatedWith',
+    PROV_DELEGATION:           u'actedOnBehalfOf',
+    PROV_INFLUENCE:            u'wasInfluencedBy',
+    PROV_ALTERNATE:            u'alternateOf',
+    PROV_SPECIALIZATION:       u'specializationOf',
+    PROV_MENTION:              u'mentionOf',
+    PROV_MEMBERSHIP:           u'hadMember',
+    PROV_BUNDLE:               u'bundle',
+}
+
+# Records defined as subtypes in PROV-N but top level types in for example
+# PROV XML also need a mapping.
+ADDITIONAL_N_MAP = {
+    PROV['Revision']:          u'wasRevisionOf',
+    PROV['Quotation']:         u'wasQuotedFrom',
+    PROV['PrimarySource']:     u'hadPrimarySource',
+    PROV['SoftwareAgent']:      u'softwareAgent',
+    PROV['Person']:            u'person',
+    PROV['Organization']:      u'organization',
+    PROV['Plan']:              u'plan',
+    PROV['Collection']:        u'collection',
+    PROV['EmptyCollection']:   u'emptyCollection',
+}
+
+# Maps qualified names from the PROV namespace to their base class. If it
+# has no baseclass it maps to itsself. This is needed for example for PROV
+# XML (de)serializer where extended types are used a lot.
+PROV_BASE_CLS = {
+    PROV_ENTITY:               PROV_ENTITY,
+    PROV_ACTIVITY:             PROV_ACTIVITY,
+    PROV_GENERATION:           PROV_GENERATION,
+    PROV_USAGE:                PROV_USAGE,
+    PROV_COMMUNICATION:        PROV_COMMUNICATION,
+    PROV_START:                PROV_START,
+    PROV_END:                  PROV_END,
+    PROV_INVALIDATION:         PROV_INVALIDATION,
+    PROV_DERIVATION:           PROV_DERIVATION,
+    PROV['Revision']:          PROV_DERIVATION,
+    PROV['Quotation']:         PROV_DERIVATION,
+    PROV['PrimarySource']:     PROV_DERIVATION,
+    PROV_AGENT:                PROV_AGENT,
+    PROV['SoftwareAgent']:      PROV_AGENT,
+    PROV['Person']:            PROV_AGENT,
+    PROV['Organization']:      PROV_AGENT,
+    PROV_ATTRIBUTION:          PROV_ATTRIBUTION,
+    PROV_ASSOCIATION:          PROV_ASSOCIATION,
+    PROV['Plan']:              PROV_ENTITY,
+    PROV_DELEGATION:           PROV_DELEGATION,
+    PROV_INFLUENCE:            PROV_INFLUENCE,
+    PROV_ALTERNATE:            PROV_ALTERNATE,
+    PROV_SPECIALIZATION:       PROV_SPECIALIZATION,
+    PROV_MENTION:              PROV_MENTION,
+    PROV['Collection']:        PROV_ENTITY,
+    PROV['EmptyCollection']:   PROV_ENTITY,
+    PROV_MEMBERSHIP:           PROV_MEMBERSHIP,
+    PROV_BUNDLE:               PROV_ENTITY
+}
+
+# Identifiers for PROV's attributes
+PROV_ATTR_ENTITY = PROV['entity']
+PROV_ATTR_ACTIVITY = PROV['activity']
+PROV_ATTR_TRIGGER = PROV['trigger']
+PROV_ATTR_INFORMED = PROV['informed']
+PROV_ATTR_INFORMANT = PROV['informant']
+PROV_ATTR_STARTER = PROV['starter']
+PROV_ATTR_ENDER = PROV['ender']
+PROV_ATTR_AGENT = PROV['agent']
+PROV_ATTR_PLAN = PROV['plan']
+PROV_ATTR_DELEGATE = PROV['delegate']
+PROV_ATTR_RESPONSIBLE = PROV['responsible']
+PROV_ATTR_GENERATED_ENTITY = PROV['generatedEntity']
+PROV_ATTR_USED_ENTITY = PROV['usedEntity']
+PROV_ATTR_GENERATION = PROV['generation']
+PROV_ATTR_USAGE = PROV['usage']
+PROV_ATTR_SPECIFIC_ENTITY = PROV['specificEntity']
+PROV_ATTR_GENERAL_ENTITY = PROV['generalEntity']
+PROV_ATTR_ALTERNATE1 = PROV['alternate1']
+PROV_ATTR_ALTERNATE2 = PROV['alternate2']
+PROV_ATTR_BUNDLE = PROV['bundle']
+PROV_ATTR_INFLUENCEE = PROV['influencee']
+PROV_ATTR_INFLUENCER = PROV['influencer']
+PROV_ATTR_COLLECTION = PROV['collection']
+
+#  Literal properties
+PROV_ATTR_TIME = PROV['time']
+PROV_ATTR_STARTTIME = PROV['startTime']
+PROV_ATTR_ENDTIME = PROV['endTime']
+
+
+PROV_ATTRIBUTE_QNAMES = {
+    PROV_ATTR_ENTITY,
+    PROV_ATTR_ACTIVITY,
+    PROV_ATTR_TRIGGER,
+    PROV_ATTR_INFORMED,
+    PROV_ATTR_INFORMANT,
+    PROV_ATTR_STARTER,
+    PROV_ATTR_ENDER,
+    PROV_ATTR_AGENT,
+    PROV_ATTR_PLAN,
+    PROV_ATTR_DELEGATE,
+    PROV_ATTR_RESPONSIBLE,
+    PROV_ATTR_GENERATED_ENTITY,
+    PROV_ATTR_USED_ENTITY,
+    PROV_ATTR_GENERATION,
+    PROV_ATTR_USAGE,
+    PROV_ATTR_SPECIFIC_ENTITY,
+    PROV_ATTR_GENERAL_ENTITY,
+    PROV_ATTR_ALTERNATE1,
+    PROV_ATTR_ALTERNATE2,
+    PROV_ATTR_BUNDLE,
+    PROV_ATTR_INFLUENCEE,
+    PROV_ATTR_INFLUENCER,
+    PROV_ATTR_COLLECTION
+}
+PROV_ATTRIBUTE_LITERALS = {
+    PROV_ATTR_TIME, PROV_ATTR_STARTTIME, PROV_ATTR_ENDTIME
+}
+
+# Set of formal attributes of PROV records
+PROV_ATTRIBUTES = PROV_ATTRIBUTE_QNAMES | PROV_ATTRIBUTE_LITERALS
+PROV_RECORD_ATTRIBUTES = list((attr, six.text_type(attr)) for attr in
+                              PROV_ATTRIBUTES)
+
+PROV_RECORD_IDS_MAP = dict(
+    (PROV_N_MAP[rec_type_id], rec_type_id) for rec_type_id in PROV_N_MAP
+)
+PROV_ID_ATTRIBUTES_MAP = dict(
+    (prov_id, attribute) for (prov_id, attribute) in PROV_RECORD_ATTRIBUTES
+)
+PROV_ATTRIBUTES_ID_MAP = dict(
+    (attribute, prov_id) for (prov_id, attribute) in PROV_RECORD_ATTRIBUTES
+)
+
+# Extra definition for convenience
+PROV_TYPE = PROV['type']
+PROV_LABEL = PROV['label']
+PROV_VALUE = PROV['value']
+PROV_LOCATION = PROV['location']
+PROV_ROLE = PROV['role']
+
+PROV_QUALIFIEDNAME = PROV['QUALIFIED_NAME']
+
+# XSD DATA TYPES
+XSD_ANYURI = XSD['anyURI']
+XSD_QNAME = XSD['QName']
+XSD_DATETIME = XSD['dateTime']
+XSD_TIME = XSD['time']
+XSD_DATE = XSD['date']
+XSD_STRING = XSD['string']
+XSD_BOOLEAN = XSD['boolean']
+# All XSD Integer types
+XSD_INTEGER = XSD['integer']
+XSD_LONG = XSD['long']
+XSD_INT = XSD['int']
+XSD_SHORT = XSD['short']
+XSD_BYTE = XSD['byte']
+XSD_NONNEGATIVEINTEGER = XSD['nonNegativeInteger']
+XSD_UNSIGNEDLONG = XSD['unsignedLong']
+XSD_UNSIGNEDINT = XSD['unsignedInt']
+XSD_UNSIGNEDSHORT = XSD['unsignedShort']
+XSD_UNSIGNEDBYTE = XSD['unsignedByte']
+XSD_POSITIVEINTEGER = XSD['positiveInteger']
+XSD_NONPOSITIVEINTEGER = XSD['nonPositiveInteger']
+XSD_NEGATIVEINTEGER = XSD['negativeInteger']
+# All XSD real number types
+XSD_FLOAT = XSD['float']
+XSD_DOUBLE = XSD['double']
+XSD_DECIMAL = XSD['decimal']