Fix number of deprecation warnings to use metadata keyword

Author: mvantellingen

src/commercetools/importapi/models/_schemas/products.py

@@ -22,7 +22,7 @@
 class SearchKeywordsSchema(helpers.BaseSchema):
     _regex = helpers.RegexField(
         unknown=marshmallow.EXCLUDE,
-        pattern=re.compile("^[a-z]{2}(-[A-Z]{2})?$"),
+        metadata={"pattern": re.compile("^[a-z]{2}(-[A-Z]{2})?$")},
         type=helpers.LazyNestedField(
             nested=helpers.absmod(__name__, ".SearchKeywordSchema"),
             allow_none=True,

src/commercetools/importapi/models/_schemas/productvariants.py

@@ -558,7 +558,7 @@ def post_load(self, data, **kwargs):
 class AttributesSchema(helpers.BaseSchema):
     _regex = helpers.RegexField(
         unknown=marshmallow.EXCLUDE,
-        pattern=re.compile(""),
+        metadata={"pattern": re.compile("")},
         type=helpers.Discriminator(
             allow_none=True,
             discriminator_field=("type", "type"),

src/commercetools/platform/models/_schemas/error.py

@@ -41,7 +41,7 @@ class ErrorObjectSchema(helpers.BaseSchema):
     message = marshmallow.fields.String(allow_none=True, missing=None)
     _regex = helpers.RegexField(
         unknown=marshmallow.EXCLUDE,
-        pattern=re.compile(""),
+        metadata={"pattern": re.compile("")},
         type=marshmallow.fields.Raw(allow_none=True, missing=None),
     )
 

src/commercetools/platform/models/_schemas/graph_ql.py

@@ -103,7 +103,7 @@ def post_load(self, data, **kwargs):
 class GraphQLVariablesMapSchema(helpers.BaseSchema):
     _regex = helpers.RegexField(
         unknown=marshmallow.EXCLUDE,
-        pattern=re.compile(""),
+        metadata={"pattern": re.compile("")},
         type=marshmallow.fields.Raw(allow_none=True, missing=None),
     )
 

src/commercetools/platform/models/_schemas/product.py

@@ -91,7 +91,7 @@ def post_load(self, data, **kwargs):
 class FacetResultsSchema(helpers.BaseSchema):
     _regex = helpers.RegexField(
         unknown=marshmallow.EXCLUDE,
-        pattern=re.compile("^[a-z].*$"),
+        metadata={"pattern": re.compile("^[a-z].*$")},
         type=helpers.Discriminator(
             allow_none=True,
             discriminator_field=("type", "type"),
@@ -988,7 +988,7 @@ def post_load(self, data, **kwargs):
 class ProductVariantChannelAvailabilityMapSchema(helpers.BaseSchema):
     _regex = helpers.RegexField(
         unknown=marshmallow.EXCLUDE,
-        pattern=re.compile(""),
+        metadata={"pattern": re.compile("")},
         type=helpers.LazyNestedField(
             nested=helpers.absmod(__name__, ".ProductVariantChannelAvailabilitySchema"),
             allow_none=True,
@@ -1110,7 +1110,7 @@ def post_load(self, data, **kwargs):
 class SearchKeywordsSchema(helpers.BaseSchema):
     _regex = helpers.RegexField(
         unknown=marshmallow.EXCLUDE,
-        pattern=re.compile("^[a-z]{2}(-[A-Z]{2})?$"),
+        metadata={"pattern": re.compile("^[a-z]{2}(-[A-Z]{2})?$")},
         type=helpers.LazyNestedField(
             nested=helpers.absmod(__name__, ".SearchKeywordSchema"),
             allow_none=True,
@@ -1182,7 +1182,7 @@ def post_load(self, data, **kwargs):
 class SuggestionResultSchema(helpers.BaseSchema):
     _regex = helpers.RegexField(
         unknown=marshmallow.EXCLUDE,
-        pattern=re.compile("searchKeywords.[a-z]{2}(-[A-Z]{2})?"),
+        metadata={"pattern": re.compile("searchKeywords.[a-z]{2}(-[A-Z]{2})?")},
         type=helpers.LazyNestedField(
             nested=helpers.absmod(__name__, ".SuggestionSchema"),
             allow_none=True,