Update reprs appearance

python/pyarrow/io.pxi

@@ -122,12 +122,12 @@ cdef class NativeFile(_Weakrefable):
         self.close()
 
     def __repr__(self):
-        name = f"{self.__class__.__module__}.{self.__class__.__name__}"
-        return (f"{name}("
-                f"own_file={self.own_file}, "
-                f"is_seekable={self.is_seekable}, "
-                f"is_writable={self.is_writable}, "
-                f"is_readable={self.is_readable})")
+        name = f"pyarrow.{self.__class__.__name__}"
+        return (f"<{name} "
+                f"own_file={self.own_file} "
+                f"is_seekable={self.is_seekable} "
+                f"is_writable={self.is_writable} "
+                f"is_readable={self.is_readable}>")
 
     @property
     def mode(self):
@@ -1062,12 +1062,12 @@ cdef class Buffer(_Weakrefable):
         return self.size
 
     def __repr__(self):
-        name = f"{self.__class__.__module__}.{self.__class__.__name__}"
-        return (f"{name}("
-                f"address={hex(self.address)}, "
-                f"size={self.size}, "
-                f"is_cpu={self.is_cpu}, "
-                f"is_mutable={self.is_mutable})")
+        name = f"pyarrow.{self.__class__.__name__}"
+        return (f"<{name} "
+                f"address={hex(self.address)} "
+                f"size={self.size} "
+                f"is_cpu={self.is_cpu} "
+                f"is_mutable={self.is_mutable}>")
 
     @property
     def size(self):
@@ -2099,10 +2099,10 @@ cdef class Codec(_Weakrefable):
         return pybuf if asbytes else out_buf
 
     def __repr__(self):
-        name = f"{self.__class__.__module__}.{self.__class__.__name__}"
-        return (f"{name}("
-                f"name={self.name}, "
-                f"compression_level={self.compression_level})")
+        name = f"pyarrow.{self.__class__.__name__}"
+        return (f"<{name} "
+                f"name={self.name} "
+                f"compression_level={self.compression_level}>")
 
 
 def compress(object buf, codec='lz4', asbytes=False, memory_pool=None):

python/pyarrow/memory.pxi

@@ -77,11 +77,11 @@ cdef class MemoryPool(_Weakrefable):
         return frombytes(self.pool.backend_name())
 
     def __repr__(self):
-        name = f"{self.__class__.__module__}.{self.__class__.__name__}"
-        return (f"{name}("
-                f"backend_name={self.backend_name}, "
-                f"bytes_allocated={self.bytes_allocated()}, "
-                f"max_memory={self.max_memory()})")
+        name = f"pyarrow.{self.__class__.__name__}"
+        return (f"<{name} "
+                f"backend_name={self.backend_name} "
+                f"bytes_allocated={self.bytes_allocated()} "
+                f"max_memory={self.max_memory()}>")
 
 cdef CMemoryPool* maybe_unbox_memory_pool(MemoryPool memory_pool):
     if memory_pool is None:

python/pyarrow/table.pxi

@@ -2013,7 +2013,7 @@ cdef class RecordBatch(_PandasConvertible):
         >>> batch = pa.RecordBatch.from_arrays([n_legs, animals],
         ...                                     names=["n_legs", "animals"])
         >>> batch.serialize()
-        pyarrow.lib.Buffer(address=..., size=..., is_cpu=True, is_mutable=True)
+        <pyarrow.Buffer address=0x... size=... is_cpu=True is_mutable=True>
         """
         cdef shared_ptr[CBuffer] buffer
         cdef CIpcWriteOptions options = CIpcWriteOptions.Defaults()

python/pyarrow/types.pxi

@@ -2065,7 +2065,7 @@ cdef class Schema(_Weakrefable):
         Write schema to Buffer:
 
         >>> schema.serialize()
-        pyarrow.lib.Buffer(address=..., size=..., is_cpu=True, is_mutable=True)
+        <pyarrow.Buffer address=0x... size=... is_cpu=True is_mutable=True>
         """
         cdef:
             shared_ptr[CBuffer] buffer