Pyspark typeerror - 1. The problem is that isin was added to Spark in version 1.5.0 and therefore not yet avaiable in your version of Spark as seen in the documentation of isin here. There is a similar function in in the Scala API that was introduced in 1.3.0 which has a similar functionality (there are some differences in the input since in only accepts columns).

 
Dec 1, 2019 · TypeError: field date: DateType can not accept object '2019-12-01' in type <class 'str'> I tried to convert stringType to DateType using to_date plus some other ways but not able to do so. Please advise . Flu aandb

recommended approach to column encryption. You may consider Hive built-in encryption (HIVE-5207, HIVE-6329) but it is fairly limited at this moment ().Your current code doesn't work because Fernet objects are not serializable.Dec 9, 2022 · I am trying to install Pyspark in Google Colab and I got the following error: TypeError: an integer is required (got type bytes) I tried using latest spark 3.3.1 and it did not resolve the problem. TypeError: element in array field Category: Can not merge type <class 'pyspark.sql.types.StringType'> and <class 'pyspark.sql.types.DoubleType'> 0 TypeError: a float is required pysparkfrom pyspark.sql.functions import max as spark_max linesWithSparkGDF = linesWithSparkDF.groupBy(col("id")).agg(spark_max(col("cycle"))) Solution 3: use the PySpark create_map function Instead of using the map function, we can use the create_map function. The map function is a Python built-in function, not a PySpark function.Solution for TypeError: Column is not iterable. PySpark add_months () function takes the first argument as a column and the second argument is a literal value. if you try to use Column type for the second argument you get “TypeError: Column is not iterable”. In order to fix this use expr () function as shown below.TypeError: 'JavaPackage' object is not callable | using java 11 for spark 3.3.0, sparknlp 4.0.1 and sparknlp jar from spark-nlp-m1_2.12 Ask Question Asked 1 year, 1 month agoclass DecimalType (FractionalType): """Decimal (decimal.Decimal) data type. The DecimalType must have fixed precision (the maximum total number of digits) and scale (the number of digits on the right of dot). May 22, 2020 · 1 Answer. Sorted by: 2. You can use sql expr using F.expr. from pyspark.sql import functions as F condition = "type_txt = 'clinic'" input_df1 = input_df.withColumn ( "prm_data_category", F.when (F.expr (condition), F.lit ("clinic")) .when (F.col ("type_txt") == 'office', F.lit ("office")) .otherwise (F.lit ("other")), ) Share. Follow. Reading between the lines. You are. reading data from a CSV file. and get . TypeError: StructType can not accept object in type <type 'unicode'> This happens because you pass a string not an object compatible with struct. Oct 19, 2022 · The transactions_df is the DF I am running my UDF on and inside the UDF I am referencing another DF to get values from based on some conditions. def convertRate(row): completed = row[&quot; Apr 22, 2018 · I'm working on a spark code, I always got error: TypeError: 'float' object is not iterable on the line of reduceByKey() function. Can someone help me? This is the stacktrace of the error: d[k] =... I am trying to install Pyspark in Google Colab and I got the following error: TypeError: an integer is required (got type bytes) I tried using latest spark 3.3.1 and it did not resolve the problem.Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsJan 31, 2023 · The issue here is with F.lead() call. Third parameter (default value) is not of Column type, but this is just some constant value. If you want to use Column for default value use coalesce(): 1 Answer. Sorted by: 5. Row is a subclass of tuple and tuples in Python are immutable hence don't support item assignment. If you want to replace an item stored in a tuple you have rebuild it from scratch: ## replace "" with placeholder of your choice tuple (x if x is not None else "" for x in row) If you want to simply concatenate flat schema ...TypeError: Object of type StructField is not JSON serializable. I am trying to consume a json data stream from an Azure Event Hub to be further processed for analysis via PySpark on Databricks. I am having trouble attempting to extract the json data into data frames in a notebook. I can successfully connect to the event hub and can see the data ...It returns "TypeError: StructType can not accept object 60651 in type <class 'int'>". Here you can see better: # Create a schema for the dataframe schema = StructType ( [StructField ('zipcd', IntegerType (), True)] ) # Convert list to RDD rdd = sc.parallelize (zip_cd) #solution: close within []. Another problem for the solution, if I do that ...Pyspark - How do you split a column with Struct Values of type Datetime? 1 Converting a date/time column from binary data type to the date/time data type using PySparkI am trying to filter the rows that have an specific date on a dataframe. they are in the form of month and day but I keep getting different errors. Not sure what is happening of how to solve it. T...If you are using the RDD[Row].toDF() monkey-patched method you can increase the sample ratio to check more than 100 records when inferring types: # Set sampleRatio smaller as the data size increases my_df = my_rdd.toDF(sampleRatio=0.01) my_df.show()class DecimalType (FractionalType): """Decimal (decimal.Decimal) data type. The DecimalType must have fixed precision (the maximum total number of digits) and scale (the number of digits on the right of dot). TypeError: field date: DateType can not accept object '2019-12-01' in type <class 'str'> I tried to convert stringType to DateType using to_date plus some other ways but not able to do so. Please adviseIf you want to make it work despite that use list: df = sqlContext.createDataFrame ( [dict]) Share. Improve this answer. Follow. answered Jul 5, 2016 at 14:44. community wiki. user6022341. 1. Works with warning : UserWarning: inferring schema from dict is deprecated,please use pyspark.sql.Row instead.Dec 10, 2021 · *PySpark* TypeError: int() argument must be a string or a number, not 'Column' Hot Network Questions The answer of @Tshilidzi Madau is correct - what you need to do is to add mleap-spark jar into your spark classpath. One option in pyspark is to set the spark.jars.packages config while creating the SparkSession: from pyspark.sql import SparkSession spark = SparkSession.builder \ .config ('spark.jars.packages', 'ml.combust.mleap:mleap-spark_2 ...Jun 29, 2021 · It returns "TypeError: StructType can not accept object 60651 in type <class 'int'>". Here you can see better: # Create a schema for the dataframe schema = StructType ( [StructField ('zipcd', IntegerType (), True)] ) # Convert list to RDD rdd = sc.parallelize (zip_cd) #solution: close within []. Another problem for the solution, if I do that ... In Spark < 2.4 you can use an user defined function:. from pyspark.sql.functions import udf from pyspark.sql.types import ArrayType, DataType, StringType def transform(f, t=StringType()): if not isinstance(t, DataType): raise TypeError("Invalid type {}".format(type(t))) @udf(ArrayType(t)) def _(xs): if xs is not None: return [f(x) for x in xs] return _ foo_udf = transform(str.upper) df ...Aug 21, 2017 · recommended approach to column encryption. You may consider Hive built-in encryption (HIVE-5207, HIVE-6329) but it is fairly limited at this moment ().Your current code doesn't work because Fernet objects are not serializable. 3 Answers Sorted by: 43 DataFrame.filter, which is an alias for DataFrame.where, expects a SQL expression expressed either as a Column: spark_df.filter (col ("target").like ("good%")) or equivalent SQL string: spark_df.filter ("target LIKE 'good%'") I believe you're trying here to use RDD.filter which is completely different method:May 20, 2019 · This is where I am running into TypeError: TimestampType can not accept object '2019-05-20 12:03:00' in type <class 'str'> or TypeError: TimestampType can not accept object 1558353780000000000 in type <class 'int'>. I have tried converting the column to different date formats in python, before defining the schema but can seem to get the import ... TypeError: Object of type StructField is not JSON serializable. I am trying to consume a json data stream from an Azure Event Hub to be further processed for analysis via PySpark on Databricks. I am having trouble attempting to extract the json data into data frames in a notebook. I can successfully connect to the event hub and can see the data ...Nov 30, 2022 · 1 Answer. In the document of createDataFrame you can see the data field must be: data: Union [pyspark.rdd.RDD [Any], Iterable [Any], ForwardRef ('PandasDataFrameLike')] Ah, I get it, to make this answer clearer. (1,) is a tuple, (1) is an integer. Hence it fulfills the iterable requirement. TypeError: element in array field Category: Can not merge type <class 'pyspark.sql.types.StringType'> and <class 'pyspark.sql.types.DoubleType'> 0 TypeError: a float is required pysparkThe psdf.show() does not work although DataFrame looks to be created. I wonder what is the cause of this. The environment is Pyspark:3.2.1-hadoop3.2 Hadoop:3.2.1 JDK: 18.0.1.1 local The code is theYou cannot use flatMap on an Int object. flatMap can be used in collection objects such as Arrays or list.. You can use map function on the rdd type that you have RDD[Integer] ...from pyspark.sql.functions import col, trim, lower Alternatively, double-check whether the code really stops in the line you said, or check whether col, trim, lower are what you expect them to be by calling them like this: col should return. function pyspark.sql.functions._create_function.._(col)Solution for TypeError: Column is not iterable. PySpark add_months () function takes the first argument as a column and the second argument is a literal value. if you try to use Column type for the second argument you get “TypeError: Column is not iterable”. In order to fix this use expr () function as shown below. TypeError: StructType can not accept object 'string indices must be integers' in type <class 'str'> I tried many posts on Stackoverflow, like Dealing with non-uniform JSON columns in spark dataframe Non of it worked.PySpark: TypeError: 'str' object is not callable in dataframe operations. 1 *PySpark* TypeError: int() argument must be a string or a number, not 'Column' 3.1 Answer. Sorted by: 5. Row is a subclass of tuple and tuples in Python are immutable hence don't support item assignment. If you want to replace an item stored in a tuple you have rebuild it from scratch: ## replace "" with placeholder of your choice tuple (x if x is not None else "" for x in row) If you want to simply concatenate flat schema ...Jul 19, 2021 · TypeError: Object of type StructField is not JSON serializable. I am trying to consume a json data stream from an Azure Event Hub to be further processed for analysis via PySpark on Databricks. I am having trouble attempting to extract the json data into data frames in a notebook. I can successfully connect to the event hub and can see the data ... Mar 31, 2021 · TypeError: StructType can not accept object 'string indices must be integers' in type <class 'str'> I tried many posts on Stackoverflow, like Dealing with non-uniform JSON columns in spark dataframe Non of it worked. I've installed OpenJDK 13.0.1 and python 3.8 and spark 2.4.4. Instructions to test the install is to run .\\bin\\pyspark from the root of the spark installation. I'm not sure if I missed a step in ... Oct 9, 2020 · PySpark: TypeError: 'str' object is not callable in dataframe operations. 3. cannot resolve column due to data type mismatch PySpark. 0. I'm encountering Pyspark ... TypeError: StructType can not accept object 'string indices must be integers' in type <class 'str'> I tried many posts on Stackoverflow, like Dealing with non-uniform JSON columns in spark dataframe Non of it worked.May 16, 2020 · unexpected type: <class 'pyspark.sql.types.DataTypeSingleton'> when casting to Int on a ApacheSpark Dataframe 4 PySpark: TypeError: StructType can not accept object 0.10000000000000001 in type <type 'numpy.float64'> You could also try: import pyspark from pyspark.sql import SparkSession sc = pyspark.SparkContext ('local [*]') spark = SparkSession.builder.getOrCreate () . . . spDF.createOrReplaceTempView ("space") spark.sql ("SELECT name FROM space").show () The top two lines are optional to someone to try this snippet in local machine. Share.1 Answer. Sorted by: 5. Row is a subclass of tuple and tuples in Python are immutable hence don't support item assignment. If you want to replace an item stored in a tuple you have rebuild it from scratch: ## replace "" with placeholder of your choice tuple (x if x is not None else "" for x in row) If you want to simply concatenate flat schema ...Aug 21, 2017 · recommended approach to column encryption. You may consider Hive built-in encryption (HIVE-5207, HIVE-6329) but it is fairly limited at this moment ().Your current code doesn't work because Fernet objects are not serializable. Apr 22, 2021 · pyspark: TypeError: IntegerType can not accept object in type <type 'unicode'> 3 Getting int() argument must be a string or a number, not 'Column'- Apache Spark Jun 6, 2022 · (a) Confuses NoneType and None (b) thinks that NameError: name 'NoneType' is not defined and TypeError: cannot concatenate 'str' and 'NoneType' objects are the same as TypeError: 'NoneType' object is not iterable (c) comparison between Python and java is "a bunch of unrelated nonsense" – 1. The Possible Issues faced when running Spark on Windows is, of not giving proper Path or by using Python 3.x to run Spark. So, Do check Path Given for spark i.e /usr/local/spark Proper or Not. Do set Python Path to Python 2.x (remove Python 3.x). Share. Improve this answer. Follow. edited Aug 3, 2017 at 9:25.Solution for TypeError: Column is not iterable. PySpark add_months () function takes the first argument as a column and the second argument is a literal value. if you try to use Column type for the second argument you get “TypeError: Column is not iterable”. In order to fix this use expr () function as shown below.Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Mar 13, 2021 · PySpark error: TypeError: Invalid argument, not a string or column. 0. TypeError: udf() missing 1 required positional argument: 'f' 2. unable to call pyspark udf ... You cannot use flatMap on an Int object. flatMap can be used in collection objects such as Arrays or list.. You can use map function on the rdd type that you have RDD[Integer] ...When running PySpark 2.4.8 script in Python 3.8 environment with Anaconda, the following issue occurs: TypeError: an integer is required (got type bytes). The environment is created using the following code:The following gives me a TypeError: Column is not iterable exception: from pyspark.sql import functions as F df = spark_sesn.createDataFrame([Row(col0 = 10, c... PySpark: TypeError: 'str' object is not callable in dataframe operations. 1 *PySpark* TypeError: int() argument must be a string or a number, not 'Column' 3.Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teamsclass DecimalType (FractionalType): """Decimal (decimal.Decimal) data type. The DecimalType must have fixed precision (the maximum total number of digits) and scale (the number of digits on the right of dot). Apr 17, 2016 · TypeError: StructType can not accept object '_id' in type <class 'str'> and this is how I resolved it. I am working with heavily nested json file for scheduling , json file is composed of list of dictionary of list etc. from pyspark.sql import SparkSession spark = SparkSession.builder.getOrCreate () # ... here you get your DF # Assuming the first column of your DF is the JSON to parse my_df = spark.read.json (my_df.rdd.map (lambda x: x [0])) Note that it won't keep any other column present in your dataset.If you are using the RDD[Row].toDF() monkey-patched method you can increase the sample ratio to check more than 100 records when inferring types: # Set sampleRatio smaller as the data size increases my_df = my_rdd.toDF(sampleRatio=0.01) my_df.show()Jan 31, 2023 · The issue here is with F.lead() call. Third parameter (default value) is not of Column type, but this is just some constant value. If you want to use Column for default value use coalesce(): PySpark error: TypeError: Invalid argument, not a string or column. 0. Py(Spark) udf gives PythonException: 'TypeError: 'float' object is not subscriptable. 3.Aug 29, 2016 · TypeError: 'JavaPackage' object is not callable on PySpark, AWS Glue 0 sc._jvm.org.apache.spark.streaming.kafka.KafkaUtilsPythonHelper() TypeError: 'JavaPackage' object is not callable when using Jul 4, 2021 · 1 Answer. Sorted by: 3. When you need to run functions as AGGREGATE or REDUCE (both are aliases), the first parameter is an array value and the second parameter you must define what are your default values and types. You can write 1.0 (Decimal, Double or Float), 0 (Boolean, Byte, Short, Integer or Long) but this leaves Spark the responsibility ... TypeError: 'JavaPackage' object is not callable | using java 11 for spark 3.3.0, sparknlp 4.0.1 and sparknlp jar from spark-nlp-m1_2.12 Ask Question Asked 1 year, 1 month agoIn Spark < 2.4 you can use an user defined function:. from pyspark.sql.functions import udf from pyspark.sql.types import ArrayType, DataType, StringType def transform(f, t=StringType()): if not isinstance(t, DataType): raise TypeError("Invalid type {}".format(type(t))) @udf(ArrayType(t)) def _(xs): if xs is not None: return [f(x) for x in xs] return _ foo_udf = transform(str.upper) df ... TypeError: field Customer: Can not merge type <class 'pyspark.sql.types.StringType'> and <class 'pyspark.sql.types.DoubleType'> 0 PySpark MapType from column values to array of column nameNov 23, 2021 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams The transactions_df is the DF I am running my UDF on and inside the UDF I am referencing another DF to get values from based on some conditions. def convertRate(row): completed = row[&quot;from pyspark.sql import SparkSession spark = SparkSession.builder.getOrCreate () # ... here you get your DF # Assuming the first column of your DF is the JSON to parse my_df = spark.read.json (my_df.rdd.map (lambda x: x [0])) Note that it won't keep any other column present in your dataset. I've installed OpenJDK 13.0.1 and python 3.8 and spark 2.4.4. Instructions to test the install is to run .\\bin\\pyspark from the root of the spark installation. I'm not sure if I missed a step in ... 总结. 在本文中,我们介绍了PySpark中的TypeError: ‘JavaPackage’对象不可调用错误,并提供了解决方案和示例代码进行说明。. 当我们遇到这个错误时,只需要正确地调用相应的函数,并遵循正确的语法即可解决问题。. 学习正确使用PySpark的函数调用方法,将会帮助 ...TypeError: 'NoneType' object is not iterable Is a python exception (as opposed to a spark error), which means your code is failing inside your udf . Your issue is that you have some null values in your DataFrame. This is where I am running into TypeError: TimestampType can not accept object '2019-05-20 12:03:00' in type <class 'str'> or TypeError: TimestampType can not accept object 1558353780000000000 in type <class 'int'>. I have tried converting the column to different date formats in python, before defining the schema but can seem to get the import ...from pyspark import SparkConf from pyspark.context import SparkContext sc = SparkContext.getOrCreate(SparkConf()) data = sc.textFile("my_file.txt") Display some content ['this is text file and sc is working fine']from pyspark.sql import SparkSession spark = SparkSession.builder.getOrCreate () # ... here you get your DF # Assuming the first column of your DF is the JSON to parse my_df = spark.read.json (my_df.rdd.map (lambda x: x [0])) Note that it won't keep any other column present in your dataset.will cause TypeError: create_properties_frame() takes 2 positional arguments but 3 were given, because the kw_gsp dictionary is treated as a positional argument instead of being unpacked into separate keyword arguments. The solution is to add ** to the argument: self.create_properties_frame(frame, **kw_gsp) Apr 17, 2016 · TypeError: StructType can not accept object '_id' in type <class 'str'> and this is how I resolved it. I am working with heavily nested json file for scheduling , json file is composed of list of dictionary of list etc. In Spark < 2.4 you can use an user defined function:. from pyspark.sql.functions import udf from pyspark.sql.types import ArrayType, DataType, StringType def transform(f, t=StringType()): if not isinstance(t, DataType): raise TypeError("Invalid type {}".format(type(t))) @udf(ArrayType(t)) def _(xs): if xs is not None: return [f(x) for x in xs] return _ foo_udf = transform(str.upper) df ...I am trying to install Pyspark in Google Colab and I got the following error: TypeError: an integer is required (got type bytes) I tried using latest spark 3.3.1 and it did not resolve the problem.I've installed OpenJDK 13.0.1 and python 3.8 and spark 2.4.4. Instructions to test the install is to run .\\bin\\pyspark from the root of the spark installation. I'm not sure if I missed a step in ... 1. The problem is that isin was added to Spark in version 1.5.0 and therefore not yet avaiable in your version of Spark as seen in the documentation of isin here. There is a similar function in in the Scala API that was introduced in 1.3.0 which has a similar functionality (there are some differences in the input since in only accepts columns).Next thing I need to do is derive the year from "REPORT_TIMESTAMP". I have tried various approaches, for instance: jsonDf.withColumn ("YEAR", datetime.fromtimestamp (to_timestamp (jsonDF.reportData.timestamp).cast ("integer")) that ended with "TypeError: an integer is required (got type Column) I also tried:1. Change DataType using PySpark withColumn () By using PySpark withColumn () on a DataFrame, we can cast or change the data type of a column. In order to change data type, you would also need to use cast () function along with withColumn (). The below statement changes the datatype from String to Integer for the salary column.from pyspark.sql.functions import col, trim, lower Alternatively, double-check whether the code really stops in the line you said, or check whether col, trim, lower are what you expect them to be by calling them like this: col should return. function pyspark.sql.functions._create_function.._(col)Solution 2. I have been through this and have settled to using a UDF: from pyspark. sql. functions import udf from pyspark. sql. types import BooleanType filtered_df = spark_df. filter (udf (lambda target: target.startswith ( 'good' ), BooleanType ()) (spark_df.target)) More readable would be to use a normal function definition instead of the ...If you want to make it work despite that use list: df = sqlContext.createDataFrame ( [dict]) Share. Improve this answer. Follow. answered Jul 5, 2016 at 14:44. community wiki. user6022341. 1. Works with warning : UserWarning: inferring schema from dict is deprecated,please use pyspark.sql.Row instead.

Dec 2, 2022 · I imported a df into Databricks as a pyspark.sql.dataframe.DataFrame. Within this df I have 3 columns (which I have verified to be strings) that I wish to concatenate. I have tried to use a simple "+" function first, eg. . Ipercent27m the max level newbie read online

pyspark typeerror

recommended approach to column encryption. You may consider Hive built-in encryption (HIVE-5207, HIVE-6329) but it is fairly limited at this moment ().Your current code doesn't work because Fernet objects are not serializable.Dec 9, 2022 · I am trying to install Pyspark in Google Colab and I got the following error: TypeError: an integer is required (got type bytes) I tried using latest spark 3.3.1 and it did not resolve the problem. PySpark error: TypeError: Invalid argument, not a string or column. Hot Network Questions Is a garlic bulb which is coloured brown on the outside safe to eat? ...from pyspark.sql import SparkSession spark = SparkSession.builder.getOrCreate () # ... here you get your DF # Assuming the first column of your DF is the JSON to parse my_df = spark.read.json (my_df.rdd.map (lambda x: x [0])) Note that it won't keep any other column present in your dataset. from pyspark.sql import SparkSession spark = SparkSession.builder.getOrCreate () # ... here you get your DF # Assuming the first column of your DF is the JSON to parse my_df = spark.read.json (my_df.rdd.map (lambda x: x [0])) Note that it won't keep any other column present in your dataset.The answer of @Tshilidzi Madau is correct - what you need to do is to add mleap-spark jar into your spark classpath. One option in pyspark is to set the spark.jars.packages config while creating the SparkSession: from pyspark.sql import SparkSession spark = SparkSession.builder \ .config ('spark.jars.packages', 'ml.combust.mleap:mleap-spark_2 ...Apr 17, 2016 · TypeError: StructType can not accept object '_id' in type <class 'str'> and this is how I resolved it. I am working with heavily nested json file for scheduling , json file is composed of list of dictionary of list etc. So you could manually convert the numpy.float64 to float like. df = sqlContext.createDataFrame ( [ (float (tup [0]), float (tup [1]) for tup in preds_labels], ["prediction", "label"] ) Note pyspark will then take them as pyspark.sql.types.DoubleType. This is true for string as well. So if you created your list strings using numpy , try to ...This is where I am running into TypeError: TimestampType can not accept object '2019-05-20 12:03:00' in type <class 'str'> or TypeError: TimestampType can not accept object 1558353780000000000 in type <class 'int'>. I have tried converting the column to different date formats in python, before defining the schema but can seem to get the import ...I'm working on a spark code, I always got error: TypeError: 'float' object is not iterable on the line of reduceByKey() function. Can someone help me? This is the stacktrace of the error: d[k] =...Aug 8, 2016 · So you could manually convert the numpy.float64 to float like. df = sqlContext.createDataFrame ( [ (float (tup [0]), float (tup [1]) for tup in preds_labels], ["prediction", "label"] ) Note pyspark will then take them as pyspark.sql.types.DoubleType. This is true for string as well. So if you created your list strings using numpy , try to ... I've installed OpenJDK 13.0.1 and python 3.8 and spark 2.4.4. Instructions to test the install is to run .\\bin\\pyspark from the root of the spark installation. I'm not sure if I missed a step in ... TypeError: StructType can not accept object '_id' in type <class 'str'> and this is how I resolved it. I am working with heavily nested json file for scheduling , json file is composed of list of dictionary of list etc.unexpected type: <class 'pyspark.sql.types.DataTypeSingleton'> when casting to Int on a ApacheSpark Dataframe 4 PySpark: TypeError: StructType can not accept object 0.10000000000000001 in type <type 'numpy.float64'>Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsSolution 2. I have been through this and have settled to using a UDF: from pyspark. sql. functions import udf from pyspark. sql. types import BooleanType filtered_df = spark_df. filter (udf (lambda target: target.startswith ( 'good' ), BooleanType ()) (spark_df.target)) More readable would be to use a normal function definition instead of the ...TypeError: 'NoneType' object is not iterable Is a python exception (as opposed to a spark error), which means your code is failing inside your udf . Your issue is that you have some null values in your DataFrame..

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