add cpu-adam, reformat, add colors (#413)

basic_install_test.py

 import torch
 import warnings
 import importlib
+import warnings
+
+GREEN = '\033[92m'
+RED = '\033[91m'
+YELLOW = '\033[93m'
+END = '\033[0m'
+SUCCESS = f"{GREEN} [SUCCESS] {END}"
+WARNING = f"{YELLOW} [WARNING] {END}"
+FAIL = f'{RED} [FAIL] {END}'
+INFO = ' [INFO]'
 
 try:
     import deepspeed
-    print("deepspeed successfully imported")
+    print(f"{SUCCESS} deepspeed successfully imported.")
 except ImportError as err:
     raise err
 
-print(f"torch install path: {torch.__path__}")
-print(f"torch version: {torch.__version__}")
-print(f"deepspeed install path: {deepspeed.__path__}")
+print(f"{INFO} torch install path: {torch.__path__}")
+print(f"{INFO} torch version: {torch.__version__}, torch.cuda: {torch.version.cuda}")
+print(f"{INFO} deepspeed install path: {deepspeed.__path__}")
 print(
-    f"deepspeed info: {deepspeed.__version__}, {deepspeed.__git_hash__}, {deepspeed.__git_branch__}"
+    f"{INFO} deepspeed info: {deepspeed.__version__}, {deepspeed.__git_hash__}, {deepspeed.__git_branch__}"
 )
 
 try:
     apex_C = importlib.import_module('apex_C')
-    print("apex successfully installed")
+    print(f"{SUCCESS} apex extensions successfully installed")
 except Exception as err:
-    raise err
+    print(f'{WARNING} apex extensions are not installed')
 
 try:
     from apex.optimizers import FP16_Optimizer
-    print("using old-style apex")
+    print(f"{INFO} using old-style apex")
 except ImportError:
-    print("using new-style apex")
+    print(f"{INFO} using new-style apex")
 
 try:
     importlib.import_module('deepspeed.ops.lamb.fused_lamb_cuda')
-    print('deepspeed lamb successfully installed.')
+    print(f'{SUCCESS} fused lamb successfully installed.')
 except Exception as err:
-    warnings.warn("deepspeed lamb is NOT installed.")
+    print(f"{WARNING} fused lamb is NOT installed.")
 
 try:
     importlib.import_module('deepspeed.ops.transformer.transformer_cuda')
-    print('deepspeed transformer kernels successfully installed.')
+    print(f'{SUCCESS} transformer kernels successfully installed.')
 except Exception as err:
-    warnings.warn('deepspeed transformer kernels are NOT installed.')
+    print(f'{WARNING} transformer kernels are NOT installed.')
+
+try:
+    with warnings.catch_warnings():
+        warnings.simplefilter('ignore')
+        importlib.import_module('deepspeed.ops.sparse_attention.cpp_utils')
+        import triton
+    print(f'{SUCCESS} sparse attention successfully installed.')
+except ImportError:
+    print(f'{WARNING} sparse attention is NOT installed.')
 
 try:
-    importlib.import_module('deepspeed.ops.sparse_attention.cpp_utils')
-    print('deepspeed sparse attention successfully installed.')
+    importlib.import_module('deepspeed.ops.adam.cpu_adam_op')
+    print(f'{SUCCESS} cpu-adam (used by ZeRO-offload) successfully installed.')
 except ImportError:
-    warnings.warn('deepspeed sparse attention is NOT installed.')
+    print(f'{WARNING} cpu-adam (used by ZeRO-offload) is NOT installed.')