Fix paren issue from PR

- Also restrict prettier to 1.x until we've closed out some PRs.

Author: bsamuel-ui

lib/pip.js

@@ -63,9 +63,8 @@ function generateRequirementsFile(
 ) {
   if (
     options.usePoetry &&
-    fse.existsSync(
-      path.join(servicePath, 'pyproject.toml') && isPoetryProject(servicePath)
-    )
+    fse.existsSync(path.join(servicePath, 'pyproject.toml')) &&
+    isPoetryProject(servicePath)
   ) {
     filterRequirementsFile(
       path.join(servicePath, '.serverless/requirements.txt'),

package.json

@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "eslint": "^5.16.0",
-    "prettier": "*",
+    "prettier": "^1",
     "cross-spawn": "*",
     "deasync-promise": "*",
     "tape": "*"