Replace YAML keys from int to str

Replace YAML metadata integer keys with strings, as the Hub does not support integers.
See: https://github.com/huggingface/datasets/issues/5275

README.md

@@ -22,7 +22,6 @@ task_ids:
 - named-entity-recognition
 - slot-filling
 - topic-classification
-paperswithcode_id: null
 pretty_name: SofcMaterialsArticles
 dataset_info:
   features:
@@ -54,69 +53,69 @@ dataset_info:
       sequence:
         class_label:
           names:
-            0: B-DEVICE
-            1: B-EXPERIMENT
-            2: B-MATERIAL
-            3: B-VALUE
-            4: I-DEVICE
-            5: I-EXPERIMENT
-            6: I-MATERIAL
-            7: I-VALUE
-            8: O
+            '0': B-DEVICE
+            '1': B-EXPERIMENT
+            '2': B-MATERIAL
+            '3': B-VALUE
+            '4': I-DEVICE
+            '5': I-EXPERIMENT
+            '6': I-MATERIAL
+            '7': I-VALUE
+            '8': O
   - name: slot_labels
     sequence:
       sequence:
         class_label:
           names:
-            0: B-anode_material
-            1: B-cathode_material
-            2: B-conductivity
-            3: B-current_density
-            4: B-degradation_rate
-            5: B-device
-            6: B-electrolyte_material
-            7: B-experiment_evoking_word
-            8: B-fuel_used
-            9: B-interlayer_material
-            10: B-interconnect_material
-            11: B-open_circuit_voltage
-            12: B-power_density
-            13: B-resistance
-            14: B-support_material
-            15: B-thickness
-            16: B-time_of_operation
-            17: B-voltage
-            18: B-working_temperature
-            19: I-anode_material
-            20: I-cathode_material
-            21: I-conductivity
-            22: I-current_density
-            23: I-degradation_rate
-            24: I-device
-            25: I-electrolyte_material
-            26: I-experiment_evoking_word
-            27: I-fuel_used
-            28: I-interlayer_material
-            29: I-interconnect_material
-            30: I-open_circuit_voltage
-            31: I-power_density
-            32: I-resistance
-            33: I-support_material
-            34: I-thickness
-            35: I-time_of_operation
-            36: I-voltage
-            37: I-working_temperature
-            38: O
+            '0': B-anode_material
+            '1': B-cathode_material
+            '2': B-conductivity
+            '3': B-current_density
+            '4': B-degradation_rate
+            '5': B-device
+            '6': B-electrolyte_material
+            '7': B-experiment_evoking_word
+            '8': B-fuel_used
+            '9': B-interlayer_material
+            '10': B-interconnect_material
+            '11': B-open_circuit_voltage
+            '12': B-power_density
+            '13': B-resistance
+            '14': B-support_material
+            '15': B-thickness
+            '16': B-time_of_operation
+            '17': B-voltage
+            '18': B-working_temperature
+            '19': I-anode_material
+            '20': I-cathode_material
+            '21': I-conductivity
+            '22': I-current_density
+            '23': I-degradation_rate
+            '24': I-device
+            '25': I-electrolyte_material
+            '26': I-experiment_evoking_word
+            '27': I-fuel_used
+            '28': I-interlayer_material
+            '29': I-interconnect_material
+            '30': I-open_circuit_voltage
+            '31': I-power_density
+            '32': I-resistance
+            '33': I-support_material
+            '34': I-thickness
+            '35': I-time_of_operation
+            '36': I-voltage
+            '37': I-working_temperature
+            '38': O
   - name: links
     sequence:
     - name: relation_label
       dtype:
         class_label:
           names:
-            0: coreference
-            1: experiment_variation
-            2: same_experiment
-            3: thickness
+            '0': coreference
+            '1': experiment_variation
+            '2': same_experiment
+            '3': thickness
     - name: start_span_id
       dtype: int64
     - name: end_span_id
@@ -127,21 +126,21 @@ dataset_info:
       dtype:
         class_label:
           names:
-            0: anode_material
-            1: cathode_material
-            2: current_density
-            3: degradation_rate
-            4: device
-            5: electrolyte_material
-            6: fuel_used
-            7: interlayer_material
-            8: open_circuit_voltage
-            9: power_density
-            10: resistance
-            11: support_material
-            12: time_of_operation
-            13: voltage
-            14: working_temperature
+            '0': anode_material
+            '1': cathode_material
+            '2': current_density
+            '3': degradation_rate
+            '4': device
+            '5': electrolyte_material
+            '6': fuel_used
+            '7': interlayer_material
+            '8': open_circuit_voltage
+            '9': power_density
+            '10': resistance
+            '11': support_material
+            '12': time_of_operation
+            '13': voltage
+            '14': working_temperature
     - name: slot_id
       dtype: int64
   - name: spans
@@ -152,21 +151,21 @@ dataset_info:
       dtype:
         class_label:
           names:
-            0: ''
-            1: DEVICE
-            2: MATERIAL
-            3: VALUE
+            '0': ''
+            '1': DEVICE
+            '2': MATERIAL
+            '3': VALUE
     - name: sentence_id
       dtype: int64
     - name: experiment_mention_type
       dtype:
         class_label:
           names:
-            0: ''
-            1: current_exp
-            2: future_work
-            3: general_info
-            4: previous_work
+            '0': ''
+            '1': current_exp
+            '2': future_work
+            '3': general_info
+            '4': previous_work
     - name: begin_char_offset
       dtype: int64
     - name: end_char_offset
@@ -183,22 +182,22 @@ dataset_info:
         dtype:
           class_label:
             names:
-              0: anode_material
-              1: cathode_material
-              2: current_density
-              3: degradation_rate
-              4: conductivity
-              5: device
-              6: electrolyte_material
-              7: fuel_used
-              8: interlayer_material
-              9: open_circuit_voltage
-              10: power_density
-              11: resistance
-              12: support_material
-              13: time_of_operation
-              14: voltage
-              15: working_temperature
+              '0': anode_material
+              '1': cathode_material
+              '2': current_density
+              '3': degradation_rate
+              '4': conductivity
+              '5': device
+              '6': electrolyte_material
+              '7': fuel_used
+              '8': interlayer_material
+              '9': open_circuit_voltage
+              '10': power_density
+              '11': resistance
+              '12': support_material
+              '13': time_of_operation
+              '14': voltage
+              '15': working_temperature
       - name: slot_id
         dtype: int64
   splits: