test/bats: remove python commands and use beiran installed with setuptools

test/bats/beiran-cli-beiran2.bats

 #!/usr/bin/env bats
 
 @test "pulling an image from another node (with '--no-progress' option) exits peacefully" {
-    run python -m beiran docker image pull alpine --no-progress
+    run beiran docker image pull alpine --no-progress
     [ "$status" -eq 0 ]
 }
 
 @test "pulling a non-existing image (with '--no-progress' option) exits with error code" {
-	run python -m beiran docker image pull a_non_existent_image --no-progress
+	run beiran docker image pull a_non_existent_image --no-progress
 	[ "$status" -eq 1 ]
 }
 
 @test "pulling an image with docker image manifest v2 schema 1 from origin exists peacefully" {
-	run python -m beiran docker image pull alpine:2.7
+	run beiran docker image pull alpine:2.7
 	[ "$status" -eq 0 ]
 }
\ No newline at end of file

test/bats/beiran-cli-beiran3.bats

 #!/usr/bin/env bats
 
 @test "pulling an image from another node (with '--wait' and '--no-progress' options) exits peacefully" {
-    run python -m beiran docker image pull alpine --wait --no-progress
+    run beiran docker image pull alpine --wait --no-progress
     [ "$status" -eq 0 ]
 }
 
 @test "pulling a non-existing image (with '--wait' and '--no-progress' options) exits with error code" {
-	run python -m beiran docker image pull a_non_existent_image --wait --no-progress
+	run beiran docker image pull a_non_existent_image --wait --no-progress
 	[ "$status" -eq 1 ]
 }

test/bats/beiran-cli-beiran4.bats

 #!/usr/bin/env bats
 
 @test "pulling an image from another node exits peacefully" {
-    run python -m beiran docker image pull alpine
+    run beiran docker image pull alpine
     [ "$status" -eq 0 ]
 }
 
 @test "pulling a non-existing image exits with error code" {
-	run python -m beiran docker image pull a_non_existent_image
+	run beiran docker image pull a_non_existent_image
 	[ "$status" -eq 1 ]
 }

test/bats/beiran-cli-beiran5.bats

 #!/usr/bin/env bats
 
 @test "pulling an image from a specific node (with '--from' option) exits peacefully" {
-    current_node_uuid="$(python -m beiran.cli node info | tail -1 | awk '{print $2}' | cut -d "#" -f 2)"
-    another_node_uuid="$(python -m beiran.cli node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '1q;d')"
+    current_node_uuid="$(beiran node info | tail -1 | awk '{print $2}' | cut -d "#" -f 2)"
+    another_node_uuid="$(beiran node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '1q;d')"
     if [ "$current_node_uuid" -eq "$another_node_uuid" ]
     then
-    	another_node_uuid="$(python -m beiran.cli node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '2q;d')"
+    	another_node_uuid="$(beiran node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '2q;d')"
     fi
-    run python -m beiran docker image pull alpine --from $another_node_uuid
+    run beiran docker image pull alpine --from $another_node_uuid
     [ "$status" -eq 0 ]
 }
 
 
 @test "pulling a non-existing image from a specific node (with '--from' option) exits with error code" {
-    current_node_uuid="$(python -m beiran.cli node info | tail -1 | awk '{print $2}' | cut -d "#" -f 2)"
-    another_node_uuid="$(python -m beiran.cli node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '1q;d')"
+    current_node_uuid="$(beiran node info | tail -1 | awk '{print $2}' | cut -d "#" -f 2)"
+    another_node_uuid="$(beiran node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '1q;d')"
     if [ "$current_node_uuid" -eq "$another_node_uuid" ]
     then
-    	another_node_uuid="$(python -m beiran.cli node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '2q;d')"
+    	another_node_uuid="$(beiran node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '2q;d')"
     fi
-    run python -m beiran docker image pull a_non_existent_image --from $another_node_uuid
+    run beiran docker image pull a_non_existent_image --from $another_node_uuid
     [ "$status" -eq 1 ]
 }
\ No newline at end of file

test/bats/beiran-cli-beiran6.bats

 #!/usr/bin/env bats
 
 @test "pulling an image from another node (with '--whole-image-only' option) exits peacefully" {
-    run python -m beiran docker image pull alpine --whole-image-only
+    run beiran docker image pull alpine --whole-image-only
     [ "$status" -eq 0 ]
 }
 
 @test "pulling a non-existing image (with '--whole-image-only' option) exits with error code" {
-    run python -m beiran docker image pull a_non_existent_image --whole-image-only
+    run beiran docker image pull a_non_existent_image --whole-image-only
     [ "$status" -eq 1 ]
 }

test/bats/beiran-cli-beiran7.bats

 @test "pulling an image from a specific node (with '--whole-image-only' and '--from' options) exits peacefully" {
-    current_node_uuid="$(python -m beiran.cli node info | tail -1 | awk '{print $2}' | cut -d "#" -f 2)"
-    another_node_uuid="$(python -m beiran.cli node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '1q;d')"
+    current_node_uuid="$(beiran node info | tail -1 | awk '{print $2}' | cut -d "#" -f 2)"
+    another_node_uuid="$(beiran node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '1q;d')"
     if [ "$current_node_uuid" == "$another_node_uuid" ]
     then
-    	another_node_uuid="$(python -m beiran.cli node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '2q;d')"
+    	another_node_uuid="$(beiran node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '2q;d')"
     fi
-    run python -m beiran docker image pull alpine --whole-image-only --from $another_node_uuid
+    run beiran docker image pull alpine --whole-image-only --from $another_node_uuid
     [ "$status" -eq 0 ]
 }
 
 @test "pulling a non-existing image from a specific node (with '--whole-image-only' and '--from' options) exits with error code" {
-    current_node_uuid="$(python -m beiran.cli node info | tail -1 | awk '{print $2}' | cut -d "#" -f 2)"
-    another_node_uuid="$(python -m beiran.cli node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '1q;d')"
+    current_node_uuid="$(beiran node info | tail -1 | awk '{print $2}' | cut -d "#" -f 2)"
+    another_node_uuid="$(beiran node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '1q;d')"
     if [ "$current_node_uuid" == "$another_node_uuid" ]
     then
-    	another_node_uuid="$(python -m beiran.cli node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '2q;d')"
+    	another_node_uuid="$(beiran node list | cut -d ' ' -f1 | grep -x '[_[:alnum:]]\{32\}' | sed '2q;d')"
     fi
-    run python -m beiran docker image pull a_non_existent_image --whole-image-only --from $another_node_uuid
+    run beiran docker image pull a_non_existent_image --whole-image-only --from $another_node_uuid
     [ "$status" -eq 1 ]
 }
 
 @test "pulling an image with docker image manifest v2 schema 1 from another node exists peacefully" {
-    run python -m beiran docker image pull alpine:2.7
+    run beiran docker image pull alpine:2.7
     [ "$status" -eq 0 ]
 }
\ No newline at end of file