deps(conda): use transformers-env with vllm,exllama(2) (#1554)

* deps(conda): use transformers with vllm

* join vllm, exllama, exllama2, split petals

backend/python/petals/Makefile

@@ -1,6 +1,8 @@
 .PHONY: petals
 petals:
-	$(MAKE) -C ../common-env/transformers
+	@echo "Creating virtual environment..."
+	@conda env create --name petals --file petals.yml
+	@echo "Virtual environment created."
 
 .PHONY: run
 run:

backend/python/petals/run.sh

@@ -5,14 +5,16 @@
 
 export PATH=$PATH:/opt/conda/bin
 
+CONDA_ENV=petals
+
 # Activate conda environment
 # if source is available use it, or use conda
 #
 if [ -f /opt/conda/bin/activate ]; then
-    source activate transformers
+    source activate $CONDA_ENV
 else
     eval "$(conda shell.bash hook)"
-    conda activate transformers
+    conda activate $CONDA_ENV
 fi
 
 # get the directory where the bash script is located

backend/python/petals/test.sh

@@ -3,7 +3,16 @@
 ## A bash script wrapper that runs the transformers server with conda
 
 # Activate conda environment
-source activate transformers
+CONDA_ENV=petals
+# Activate conda environment
+# if source is available use it, or use conda
+#
+if [ -f /opt/conda/bin/activate ]; then
+    source activate $CONDA_ENV
+else
+    eval "$(conda shell.bash hook)"
+    conda activate $CONDA_ENV
+fi
 
 # get the directory where the bash script is located
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"