diff --git a/src/finn/util/basic.py b/src/finn/util/basic.py
index ebe4f4fa62810ec5425db17496e64d93bbd2d879..3803e66872cdbe7383c5c55c3338463681c8b62e 100644
--- a/src/finn/util/basic.py
+++ b/src/finn/util/basic.py
@@ -53,7 +53,7 @@ def get_by_name(container, name, name_field="name"):
 
 
 def remove_by_name(container, name, name_field="name"):
-    """Remove item from container by .name field if it exists"""
+    """Remove item from container by .name field if it exists."""
     item = get_by_name(container, name, name_field)
     if item is not None:
         container.remove(item)
@@ -135,7 +135,7 @@ def pad_tensor_to_multiple_of(ndarray, pad_to_dims, val=0, distr_pad=False):
 
 
 def gen_finn_dt_tensor(finn_dt, tensor_shape):
-    """Generates random tensor in given shape and with given FINN DataType"""
+    """Generates random tensor in given shape and with given FINN DataType."""
     if type(tensor_shape) == list:
         tensor_shape = tuple(tensor_shape)
     if finn_dt == DataType.BIPOLAR:
@@ -196,7 +196,8 @@ class CppBuilder:
 
     def build(self, code_gen_dir):
         """Builds the g++ compiler command according to entries in include_paths 
-        and cpp_files lists. Saves it in bash script and executes it."""
+        and cpp_files lists. Saves it in bash script in given folder and 
+        executes it."""
         # raise error if includes are empty
         self.code_gen_dir = code_gen_dir
         self.compile_components.append("g++ -o " + str(self.executable_path))
diff --git a/src/finn/util/data_packing.py b/src/finn/util/data_packing.py
index 639fa6d3fb44694c347d984524c175aee8575713..bc0d528aed4a3ce5d663e6117850ec3e832e960f 100644
--- a/src/finn/util/data_packing.py
+++ b/src/finn/util/data_packing.py
@@ -21,9 +21,13 @@ def array2hexstring(array, dtype, pad_to_nbits, prefix="0x", reverse=False):
     packing.
 
     Examples:
+    
     array2hexstring([1, 1, 1, 0], DataType.BINARY, 4) = "0xe"
+    
     array2hexstring([1, 1, 1, 0], DataType.BINARY, 8) = "0x0e"
+    
     array2hexstring([1, 1, 0, 1], DataType.BINARY, 4, reverse=True) = "0xb"
+    
     array2hexstring([1, 1, 1, 0], DataType.BINARY, 8, reverse=True) = "0x07"
     """
     if pad_to_nbits < 4:
@@ -63,7 +67,9 @@ def array2hexstring(array, dtype, pad_to_nbits, prefix="0x", reverse=False):
 
 
 def hexstring2npbytearray(hexstring, remove_prefix="0x"):
-    """Convert a hex string into a NumPy array of dtype uint8. Examples:
+    """Convert a hex string into a NumPy array of dtype uint8. 
+    
+    Example:
 
     hexstring2npbytearray("0f01") = array([15,  1], dtype=uint8)
     """
@@ -76,7 +82,9 @@ def hexstring2npbytearray(hexstring, remove_prefix="0x"):
 
 
 def npbytearray2hexstring(npbytearray, prefix="0x"):
-    """Convert a NumPy array of uint8 dtype into a hex string. Examples:
+    """Convert a NumPy array of uint8 dtype into a hex string. 
+    
+    Example:
 
     npbytearray2hexstring(array([15,  1], dtype=uint8)) = "0x0f01"
     """
@@ -85,13 +93,20 @@ def npbytearray2hexstring(npbytearray, prefix="0x"):
 
 def pack_innermost_dim_as_hex_string(ndarray, dtype, pad_to_nbits, reverse_inner=False):
     """Pack the innermost dimension of the given numpy ndarray into hex
-    strings using array2hexstring. Examples:
+    strings using array2hexstring. 
+    
+    Examples:
 
     A = [[1, 1, 1, 0], [0, 1, 1, 0]]
+    
     eA = ["0e", "06"]
+    
     pack_innermost_dim_as_hex_string(A, DataType.BINARY, 8) == eA
+    
     B = [[[3, 3], [3, 3]], [[1, 3], [3, 1]]]
+    
     eB = [[ "0f", "0f"], ["07", "0d"]]
+    
     pack_innermost_dim_as_hex_string(B, DataType.UINT2, 8) == eB
     """
 
@@ -295,7 +310,9 @@ def packed_bytearray_to_finnpy(
     reverse_endian=False,
 ):
     """Given a packed numpy uint8 ndarray, unpack it into a FINN array of
-    given DataType. output_shape can be specified to remove padding from the
+    given DataType. 
+    
+    output_shape can be specified to remove padding from the
     packed dimension, or set to None to be inferred from the input."""
 
     if (
diff --git a/src/finn/util/fpgadataflow.py b/src/finn/util/fpgadataflow.py
index 4a87522ea82cbc3a9a89bc4e1427e9fb117df53d..d02ef4549fde0cae1b9d6b039d4dbd2bb3a1f1dc 100644
--- a/src/finn/util/fpgadataflow.py
+++ b/src/finn/util/fpgadataflow.py
@@ -21,8 +21,9 @@ class IPGenBuilder:
         self.ipgen_path = path
 
     def build(self, code_gen_dir):
-        """Builds the bash script with given parameters. To guarantee the 
-        generation in the correct folder the bash script contains a cd command."""
+        """Builds the bash script with given parameters and saves it in given folder.
+        To guarantee the generation in the correct folder the bash script contains a 
+        cd command."""
         self.code_gen_dir = code_gen_dir
         self.ipgen_script = str(self.code_gen_dir) + "/ipgen.sh"
         working_dir = os.environ["PWD"]