Update README.md

hpvm/projects/keras/README.md

@@ -17,19 +17,23 @@ To check installed pip version:
 pip -V
 ```
 
-### Importing Conda Environment:
+### Importing and Creating the Required Conda Environment:
 
 ```
 conda env create -f keras_environment.yml --name ${KERAS_ENV_NAME}
 ```
 Note: pip version MUST be > 19.3
 
+This is a **one-time** installation step.
+
 ### Activating Conda Environment:
 
 ```
 conda activate ${KERAS_ENV_NAME}
 ```
 
+**NOTE:** This step must be performed each time (for each shell process) the frontend is to be used.
+
 ### Building and Installing Frontend:
 
 ```
@@ -37,6 +41,7 @@ python setup.py build
 
 python setup.py install
 ```
+**NOTE:** This step must be performed each time (for each shell process) the frontend is to be used.
 
 ## Running Benchmaks
 
@@ -67,6 +72,7 @@ python src/${BENCH_NAME}.py  [hpvm_reload|keras_reload]  [frontend]
 
 ```
 
+
 **Parameters:**
 
 `hpvm_reload` : Reloads HPVM weights ('.bin' binary format used in `model_params` found here: https://gitlab.engr.illinois.edu/llvm/hpvm/-/tree/approx_hpvm_reorg_keras/hpvm/test/dnn_benchmarks/model_params) from directory path specified in the [Benchmark class constructor](https://gitlab.engr.illinois.edu/llvm/hpvm/-/blob/approx_hpvm_reorg_keras/hpvm/projects/keras/src/Benchmark.py#L17).